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Slit Type Coupling (SRB Series) (Part Numbers)

SUNGIL

[Features]
・Zero backlash
・Eccentricity, declination, complete end-play absorption (spring of Radical Beam Sit)
・High rigidity aluminum alloy (AL 7075-T6)
・High torsional stiffness and allowable torque
・Low moment of inertia, stability at high rotational speed
・ Static reversal is the same
・Oil resistance, chemical resistance
•Related keywords: Sungil Machinery, Standard Coupling, Coupling / Shaft Joint

Part Number

Configured Part Number is shown.

: 30; 60; 90

Part Number
SRBB-39C-15X16K6
SRBB-39C-15X18
SRBB-39C-15X18K6
SRBB-39C-15X18K7
SRBB-39C-15X18K8
SRBB-39C-15X19
SRBB-39C-15X19K6
SRBB-39C-15X19K7
SRBB-39C-15X19K8
SRBB-39C-16K5X16
SRBB-39C-16K5X16K5
SRBB-39C-16K5X16K6
SRBB-39C-16K5X18
SRBB-39C-16K5X18K6
SRBB-39C-16K5X18K7
SRBB-39C-16K5X18K8
SRBB-39C-16K5X19
SRBB-39C-16K5X19K6
SRBB-39C-16K5X19K7
SRBB-39C-16K5X19K8
SRBB-39C-16K6X16
SRBB-39C-16K6X16K5
SRBB-39C-16K6X16K6
SRBB-39C-16K6X18
SRBB-39C-16K6X18K6
SRBB-39C-16K6X18K7
SRBB-39C-16K6X18K8
SRBB-39C-16K6X19
SRBB-39C-16K6X19K6
SRBB-39C-16K6X19K7
SRBB-39C-16K6X19K8
SRBB-39C-16X16
SRBB-39C-16X16K5
SRBB-39C-16X16K6
SRBB-39C-16X18
SRBB-39C-16X18K6
SRBB-39C-16X18K7
SRBB-39C-16X18K8
SRBB-39C-16X19
SRBB-39C-16X19K6
SRBB-39C-16X19K7
SRBB-39C-16X19K8
SRBB-39C-18K6X18
SRBB-39C-18K6X18K6
SRBB-39C-18K6X18K7
SRBB-39C-18K6X18K8
SRBB-39C-18K6X19
SRBB-39C-18K6X19K6
SRBB-39C-18K6X19K7
SRBB-39C-18K6X19K8
SRBB-39C-18K7X18
SRBB-39C-18K7X18K6
SRBB-39C-18K7X18K7
SRBB-39C-18K7X18K8
SRBB-39C-18K7X19
SRBB-39C-18K7X19K6
SRBB-39C-18K7X19K7
SRBB-39C-18K7X19K8
SRBB-39C-18K8X18
SRBB-39C-18K8X18K6
SRBB-39C-18K8X18K7
SRBB-39C-18K8X18K8
SRBB-39C-18K8X19
SRBB-39C-18K8X19K6
SRBB-39C-18K8X19K7
SRBB-39C-18K8X19K8
SRBB-39C-18X18
SRBB-39C-18X18K6
SRBB-39C-18X18K7
SRBB-39C-18X18K8
SRBB-39C-18X19
SRBB-39C-18X19K6
SRBB-39C-18X19K7
SRBB-39C-18X19K8
SRBB-39C-19K6X19
SRBB-39C-19K6X19K6
SRBB-39C-19K6X19K7
SRBB-39C-19K6X19K8
SRBB-39C-19K7X19
SRBB-39C-19K7X19K6
SRBB-39C-19K7X19K7
SRBB-39C-19K7X19K8
SRBB-39C-19K8X19
SRBB-39C-19K8X19K6
SRBB-39C-19K8X19K7
SRBB-39C-19K8X19K8
SRBB-39C-19X19
SRBB-39C-19X19K6
SRBB-39C-19X19K7
SRBB-39C-19X19K8

Standard Unit Price	Minimum order quantity	Days to Ship	RoHS	Shaft Hole Dia.(Already processed) d1 (Ø)	Shaft Hole Dia.(Already processed) d2 (Ø)	Outer Diameter D (Ø)	Full length L (mm)	Rated torque range (N•m)	Features	Max. Rotational Speed Range (r/min)	Body Material	Rated Torque (N•m)	Allowable Angular Misalignment (deg)	Allowable Lateral Misalignment (mm)	Allowable Lateral Misalignment Range (mm)	Max. Rotational Speed (r/min)	Buffer Material	Allowable Axial Clearance (±) (mm)	Moment of Inertia (kg・m2)	With or without Keyway	d1 Keyway symbol	d1keyway width b1 (mm)	d1Keyway height t1 (mm)	d2 Keyway symbol	d2 keyway width b2 (mm)	d2 keyway height t2 (mm)
SGD 68.40	1 Piece(s)	13 Day(s) or more	10	15	16	39	56	5.01~10.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	7	2.5	0.25	0.21~0.40	10000	-	±0.4	2.79X10^-5	One Side Key Seat	-	-	-	K6	6	2.8
SGD 63.90	1 Piece(s)	12 Day(s) or more	10	15	18	39	56	5.01~10.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	7	2.5	0.25	0.21~0.40	10000	-	±0.4	2.79X10^-5	Key Seat Exist	-	-	-	-	-	-
SGD 68.40	1 Piece(s)	13 Day(s) or more	10	15	18	39	56	5.01~10.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	7	2.5	0.25	0.21~0.40	10000	-	±0.4	2.79X10^-5	One Side Key Seat	-	-	-	K6	6	2.8
SGD 68.40	1 Piece(s)	13 Day(s) or more	10	15	18	39	56	5.01~10.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	7	2.5	0.25	0.21~0.40	10000	-	±0.4	2.79X10^-5	One Side Key Seat	-	-	-	K7	7	3
SGD 68.40	1 Piece(s)	13 Day(s) or more	10	15	18	39	56	5.01~10.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	7	2.5	0.25	0.21~0.40	10000	-	±0.4	2.79X10^-5	One Side Key Seat	-	-	-	K8	8	3.3
SGD 63.90	1 Piece(s)	12 Day(s) or more	10	15	19	39	56	5.01~10.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	7	2.5	0.25	0.21~0.40	10000	-	±0.4	2.79X10^-5	Key Seat Exist	-	-	-	-	-	-
SGD 68.40	1 Piece(s)	13 Day(s) or more	10	15	19	39	56	5.01~10.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	7	2.5	0.25	0.21~0.40	10000	-	±0.4	2.79X10^-5	One Side Key Seat	-	-	-	K6	6	2.8
SGD 68.40	1 Piece(s)	13 Day(s) or more	10	15	19	39	56	5.01~10.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	7	2.5	0.25	0.21~0.40	10000	-	±0.4	2.79X10^-5	One Side Key Seat	-	-	-	K7	7	3
SGD 68.40	1 Piece(s)	13 Day(s) or more	10	15	19	39	56	5.01~10.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	7	2.5	0.25	0.21~0.40	10000	-	±0.4	2.79X10^-5	One Side Key Seat	-	-	-	K8	8	3.3
SGD 67.27	1 Piece(s)	13 Day(s) or more	10	16	16	39	56	5.01~10.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	7	2.5	0.25	0.21~0.40	10000	-	±0.4	2.79X10^-5	One Side Key Seat	K5	5	2.3	-	-	-
SGD 70.65	1 Piece(s)	13 Day(s) or more	10	16	16	39	56	5.01~10.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	7	2.5	0.25	0.21~0.40	10000	-	±0.4	2.79X10^-5	Both key grooves	K5	5	2.3	K5	5	2.3
SGD 71.79	1 Piece(s)	13 Day(s) or more	10	16	16	39	56	5.01~10.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	7	2.5	0.25	0.21~0.40	10000	-	±0.4	2.79X10^-5	Both key grooves	K5	5	2.3	K6	6	2.8
SGD 67.27	1 Piece(s)	13 Day(s) or more	10	16	18	39	56	5.01~10.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	7	2.5	0.25	0.21~0.40	10000	-	±0.4	2.79X10^-5	One Side Key Seat	K5	5	2.3	-	-	-
SGD 71.79	1 Piece(s)	13 Day(s) or more	10	16	18	39	56	5.01~10.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	7	2.5	0.25	0.21~0.40	10000	-	±0.4	2.79X10^-5	Both key grooves	K5	5	2.3	K6	6	2.8
SGD 71.79	1 Piece(s)	13 Day(s) or more	10	16	18	39	56	5.01~10.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	7	2.5	0.25	0.21~0.40	10000	-	±0.4	2.79X10^-5	Both key grooves	K5	5	2.3	K7	7	3
SGD 71.79	1 Piece(s)	13 Day(s) or more	10	16	18	39	56	5.01~10.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	7	2.5	0.25	0.21~0.40	10000	-	±0.4	2.79X10^-5	Both key grooves	K5	5	2.3	K8	8	3.3
SGD 67.27	1 Piece(s)	13 Day(s) or more	10	16	19	39	56	5.01~10.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	7	2.5	0.25	0.21~0.40	10000	-	±0.4	2.79X10^-5	One Side Key Seat	K5	5	2.3	-	-	-
SGD 71.79	1 Piece(s)	13 Day(s) or more	10	16	19	39	56	5.01~10.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	7	2.5	0.25	0.21~0.40	10000	-	±0.4	2.79X10^-5	Both key grooves	K5	5	2.3	K6	6	2.8
SGD 71.79	1 Piece(s)	13 Day(s) or more	10	16	19	39	56	5.01~10.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	7	2.5	0.25	0.21~0.40	10000	-	±0.4	2.79X10^-5	Both key grooves	K5	5	2.3	K7	7	3
SGD 71.79	1 Piece(s)	13 Day(s) or more	10	16	19	39	56	5.01~10.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	7	2.5	0.25	0.21~0.40	10000	-	±0.4	2.79X10^-5	Both key grooves	K5	5	2.3	K8	8	3.3
SGD 68.40	1 Piece(s)	13 Day(s) or more	10	16	16	39	56	5.01~10.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	7	2.5	0.25	0.21~0.40	10000	-	±0.4	2.79X10^-5	One Side Key Seat	K6	6	2.8	-	-	-
SGD 71.79	1 Piece(s)	13 Day(s) or more	10	16	16	39	56	5.01~10.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	7	2.5	0.25	0.21~0.40	10000	-	±0.4	2.79X10^-5	Both key grooves	K6	6	2.8	K5	5	2.3
SGD 72.91	1 Piece(s)	13 Day(s) or more	10	16	16	39	56	5.01~10.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	7	2.5	0.25	0.21~0.40	10000	-	±0.4	2.79X10^-5	Both key grooves	K6	6	2.8	K6	6	2.8
SGD 68.40	1 Piece(s)	13 Day(s) or more	10	16	18	39	56	5.01~10.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	7	2.5	0.25	0.21~0.40	10000	-	±0.4	2.79X10^-5	One Side Key Seat	K6	6	2.8	-	-	-
SGD 72.91	1 Piece(s)	13 Day(s) or more	10	16	18	39	56	5.01~10.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	7	2.5	0.25	0.21~0.40	10000	-	±0.4	2.79X10^-5	Both key grooves	K6	6	2.8	K6	6	2.8
SGD 72.91	1 Piece(s)	13 Day(s) or more	10	16	18	39	56	5.01~10.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	7	2.5	0.25	0.21~0.40	10000	-	±0.4	2.79X10^-5	Both key grooves	K6	6	2.8	K7	7	3
SGD 72.91	1 Piece(s)	13 Day(s) or more	10	16	18	39	56	5.01~10.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	7	2.5	0.25	0.21~0.40	10000	-	±0.4	2.79X10^-5	Both key grooves	K6	6	2.8	K8	8	3.3
SGD 68.40	1 Piece(s)	13 Day(s) or more	10	16	19	39	56	5.01~10.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	7	2.5	0.25	0.21~0.40	10000	-	±0.4	2.79X10^-5	One Side Key Seat	K6	6	2.8	-	-	-
SGD 72.91	1 Piece(s)	13 Day(s) or more	10	16	19	39	56	5.01~10.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	7	2.5	0.25	0.21~0.40	10000	-	±0.4	2.79X10^-5	Both key grooves	K6	6	2.8	K6	6	2.8
SGD 72.91	1 Piece(s)	13 Day(s) or more	10	16	19	39	56	5.01~10.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	7	2.5	0.25	0.21~0.40	10000	-	±0.4	2.79X10^-5	Both key grooves	K6	6	2.8	K7	7	3
SGD 72.91	1 Piece(s)	13 Day(s) or more	10	16	19	39	56	5.01~10.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	7	2.5	0.25	0.21~0.40	10000	-	±0.4	2.79X10^-5	Both key grooves	K6	6	2.8	K8	8	3.3
SGD 63.90	1 Piece(s)	12 Day(s) or more	10	16	16	39	56	5.01~10.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	7	2.5	0.25	0.21~0.40	10000	-	±0.4	2.79X10^-5	Key Seat Exist	-	-	-	-	-	-
SGD 67.27	1 Piece(s)	13 Day(s) or more	10	16	16	39	56	5.01~10.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	7	2.5	0.25	0.21~0.40	10000	-	±0.4	2.79X10^-5	One Side Key Seat	-	-	-	K5	5	2.3
SGD 68.40	1 Piece(s)	13 Day(s) or more	10	16	16	39	56	5.01~10.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	7	2.5	0.25	0.21~0.40	10000	-	±0.4	2.79X10^-5	One Side Key Seat	-	-	-	K6	6	2.8
SGD 63.90	1 Piece(s)	12 Day(s) or more	10	16	18	39	56	5.01~10.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	7	2.5	0.25	0.21~0.40	10000	-	±0.4	2.79X10^-5	Key Seat Exist	-	-	-	-	-	-
SGD 68.40	1 Piece(s)	13 Day(s) or more	10	16	18	39	56	5.01~10.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	7	2.5	0.25	0.21~0.40	10000	-	±0.4	2.79X10^-5	One Side Key Seat	-	-	-	K6	6	2.8
SGD 68.40	1 Piece(s)	13 Day(s) or more	10	16	18	39	56	5.01~10.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	7	2.5	0.25	0.21~0.40	10000	-	±0.4	2.79X10^-5	One Side Key Seat	-	-	-	K7	7	3
SGD 68.40	1 Piece(s)	13 Day(s) or more	10	16	18	39	56	5.01~10.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	7	2.5	0.25	0.21~0.40	10000	-	±0.4	2.79X10^-5	One Side Key Seat	-	-	-	K8	8	3.3
SGD 63.90	1 Piece(s)	12 Day(s) or more	10	16	19	39	56	5.01~10.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	7	2.5	0.25	0.21~0.40	10000	-	±0.4	2.79X10^-5	Key Seat Exist	-	-	-	-	-	-
SGD 68.40	1 Piece(s)	13 Day(s) or more	10	16	19	39	56	5.01~10.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	7	2.5	0.25	0.21~0.40	10000	-	±0.4	2.79X10^-5	One Side Key Seat	-	-	-	K6	6	2.8
SGD 68.40	1 Piece(s)	13 Day(s) or more	10	16	19	39	56	5.01~10.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	7	2.5	0.25	0.21~0.40	10000	-	±0.4	2.79X10^-5	One Side Key Seat	-	-	-	K7	7	3
SGD 68.40	1 Piece(s)	13 Day(s) or more	10	16	19	39	56	5.01~10.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	7	2.5	0.25	0.21~0.40	10000	-	±0.4	2.79X10^-5	One Side Key Seat	-	-	-	K8	8	3.3
SGD 68.40	1 Piece(s)	13 Day(s) or more	10	18	18	39	56	5.01~10.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	7	2.5	0.25	0.21~0.40	10000	-	±0.4	2.79X10^-5	One Side Key Seat	K6	6	2.8	-	-	-
SGD 72.91	1 Piece(s)	13 Day(s) or more	10	18	18	39	56	5.01~10.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	7	2.5	0.25	0.21~0.40	10000	-	±0.4	2.79X10^-5	Both key grooves	K6	6	2.8	K6	6	2.8
SGD 72.91	1 Piece(s)	13 Day(s) or more	10	18	18	39	56	5.01~10.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	7	2.5	0.25	0.21~0.40	10000	-	±0.4	2.79X10^-5	Both key grooves	K6	6	2.8	K7	7	3
SGD 72.91	1 Piece(s)	13 Day(s) or more	10	18	18	39	56	5.01~10.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	7	2.5	0.25	0.21~0.40	10000	-	±0.4	2.79X10^-5	Both key grooves	K6	6	2.8	K8	8	3.3
SGD 68.40	1 Piece(s)	13 Day(s) or more	10	18	19	39	56	5.01~10.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	7	2.5	0.25	0.21~0.40	10000	-	±0.4	2.79X10^-5	One Side Key Seat	K6	6	2.8	-	-	-
SGD 72.91	1 Piece(s)	13 Day(s) or more	10	18	19	39	56	5.01~10.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	7	2.5	0.25	0.21~0.40	10000	-	±0.4	2.79X10^-5	Both key grooves	K6	6	2.8	K6	6	2.8
SGD 72.91	1 Piece(s)	13 Day(s) or more	10	18	19	39	56	5.01~10.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	7	2.5	0.25	0.21~0.40	10000	-	±0.4	2.79X10^-5	Both key grooves	K6	6	2.8	K7	7	3
SGD 72.91	1 Piece(s)	13 Day(s) or more	10	18	19	39	56	5.01~10.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	7	2.5	0.25	0.21~0.40	10000	-	±0.4	2.79X10^-5	Both key grooves	K6	6	2.8	K8	8	3.3
SGD 68.40	1 Piece(s)	13 Day(s) or more	10	18	18	39	56	5.01~10.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	7	2.5	0.25	0.21~0.40	10000	-	±0.4	2.79X10^-5	One Side Key Seat	K7	7	3	-	-	-
SGD 72.91	1 Piece(s)	13 Day(s) or more	10	18	18	39	56	5.01~10.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	7	2.5	0.25	0.21~0.40	10000	-	±0.4	2.79X10^-5	Both key grooves	K7	7	3	K6	6	2.8
SGD 72.91	1 Piece(s)	13 Day(s) or more	10	18	18	39	56	5.01~10.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	7	2.5	0.25	0.21~0.40	10000	-	±0.4	2.79X10^-5	Both key grooves	K7	7	3	K7	7	3
SGD 72.91	1 Piece(s)	13 Day(s) or more	10	18	18	39	56	5.01~10.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	7	2.5	0.25	0.21~0.40	10000	-	±0.4	2.79X10^-5	Both key grooves	K7	7	3	K8	8	3.3
SGD 68.40	1 Piece(s)	13 Day(s) or more	10	18	19	39	56	5.01~10.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	7	2.5	0.25	0.21~0.40	10000	-	±0.4	2.79X10^-5	One Side Key Seat	K7	7	3	-	-	-
SGD 72.91	1 Piece(s)	13 Day(s) or more	10	18	19	39	56	5.01~10.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	7	2.5	0.25	0.21~0.40	10000	-	±0.4	2.79X10^-5	Both key grooves	K7	7	3	K6	6	2.8
SGD 72.91	1 Piece(s)	13 Day(s) or more	10	18	19	39	56	5.01~10.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	7	2.5	0.25	0.21~0.40	10000	-	±0.4	2.79X10^-5	Both key grooves	K7	7	3	K7	7	3
SGD 72.91	1 Piece(s)	13 Day(s) or more	10	18	19	39	56	5.01~10.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	7	2.5	0.25	0.21~0.40	10000	-	±0.4	2.79X10^-5	Both key grooves	K7	7	3	K8	8	3.3
SGD 68.40	1 Piece(s)	13 Day(s) or more	10	18	18	39	56	5.01~10.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	7	2.5	0.25	0.21~0.40	10000	-	±0.4	2.79X10^-5	One Side Key Seat	K8	8	3.3	-	-	-
SGD 72.91	1 Piece(s)	13 Day(s) or more	10	18	18	39	56	5.01~10.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	7	2.5	0.25	0.21~0.40	10000	-	±0.4	2.79X10^-5	Both key grooves	K8	8	3.3	K6	6	2.8
SGD 72.91	1 Piece(s)	13 Day(s) or more	10	18	18	39	56	5.01~10.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	7	2.5	0.25	0.21~0.40	10000	-	±0.4	2.79X10^-5	Both key grooves	K8	8	3.3	K7	7	3
SGD 72.91	1 Piece(s)	13 Day(s) or more	10	18	18	39	56	5.01~10.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	7	2.5	0.25	0.21~0.40	10000	-	±0.4	2.79X10^-5	Both key grooves	K8	8	3.3	K8	8	3.3
SGD 68.40	1 Piece(s)	13 Day(s) or more	10	18	19	39	56	5.01~10.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	7	2.5	0.25	0.21~0.40	10000	-	±0.4	2.79X10^-5	One Side Key Seat	K8	8	3.3	-	-	-
SGD 72.91	1 Piece(s)	13 Day(s) or more	10	18	19	39	56	5.01~10.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	7	2.5	0.25	0.21~0.40	10000	-	±0.4	2.79X10^-5	Both key grooves	K8	8	3.3	K6	6	2.8
SGD 72.91	1 Piece(s)	13 Day(s) or more	10	18	19	39	56	5.01~10.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	7	2.5	0.25	0.21~0.40	10000	-	±0.4	2.79X10^-5	Both key grooves	K8	8	3.3	K7	7	3
SGD 72.91	1 Piece(s)	13 Day(s) or more	10	18	19	39	56	5.01~10.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	7	2.5	0.25	0.21~0.40	10000	-	±0.4	2.79X10^-5	Both key grooves	K8	8	3.3	K8	8	3.3
SGD 63.90	1 Piece(s)	12 Day(s) or more	10	18	18	39	56	5.01~10.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	7	2.5	0.25	0.21~0.40	10000	-	±0.4	2.79X10^-5	Key Seat Exist	-	-	-	-	-	-
SGD 68.40	1 Piece(s)	13 Day(s) or more	10	18	18	39	56	5.01~10.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	7	2.5	0.25	0.21~0.40	10000	-	±0.4	2.79X10^-5	One Side Key Seat	-	-	-	K6	6	2.8
SGD 68.40	1 Piece(s)	13 Day(s) or more	10	18	18	39	56	5.01~10.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	7	2.5	0.25	0.21~0.40	10000	-	±0.4	2.79X10^-5	One Side Key Seat	-	-	-	K7	7	3
SGD 68.40	1 Piece(s)	13 Day(s) or more	10	18	18	39	56	5.01~10.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	7	2.5	0.25	0.21~0.40	10000	-	±0.4	2.79X10^-5	One Side Key Seat	-	-	-	K8	8	3.3
SGD 63.90	1 Piece(s)	12 Day(s) or more	10	18	19	39	56	5.01~10.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	7	2.5	0.25	0.21~0.40	10000	-	±0.4	2.79X10^-5	Key Seat Exist	-	-	-	-	-	-
SGD 68.40	1 Piece(s)	13 Day(s) or more	10	18	19	39	56	5.01~10.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	7	2.5	0.25	0.21~0.40	10000	-	±0.4	2.79X10^-5	One Side Key Seat	-	-	-	K6	6	2.8
SGD 68.40	1 Piece(s)	13 Day(s) or more	10	18	19	39	56	5.01~10.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	7	2.5	0.25	0.21~0.40	10000	-	±0.4	2.79X10^-5	One Side Key Seat	-	-	-	K7	7	3
SGD 68.40	1 Piece(s)	13 Day(s) or more	10	18	19	39	56	5.01~10.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	7	2.5	0.25	0.21~0.40	10000	-	±0.4	2.79X10^-5	One Side Key Seat	-	-	-	K8	8	3.3
SGD 68.40	1 Piece(s)	13 Day(s) or more	10	19	19	39	56	5.01~10.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	7	2.5	0.25	0.21~0.40	10000	-	±0.4	2.79X10^-5	One Side Key Seat	K6	6	2.8	-	-	-
SGD 72.91	1 Piece(s)	13 Day(s) or more	10	19	19	39	56	5.01~10.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	7	2.5	0.25	0.21~0.40	10000	-	±0.4	2.79X10^-5	Both key grooves	K6	6	2.8	K6	6	2.8
SGD 72.91	1 Piece(s)	13 Day(s) or more	10	19	19	39	56	5.01~10.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	7	2.5	0.25	0.21~0.40	10000	-	±0.4	2.79X10^-5	Both key grooves	K6	6	2.8	K7	7	3
SGD 72.91	1 Piece(s)	13 Day(s) or more	10	19	19	39	56	5.01~10.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	7	2.5	0.25	0.21~0.40	10000	-	±0.4	2.79X10^-5	Both key grooves	K6	6	2.8	K8	8	3.3
SGD 68.40	1 Piece(s)	13 Day(s) or more	10	19	19	39	56	5.01~10.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	7	2.5	0.25	0.21~0.40	10000	-	±0.4	2.79X10^-5	One Side Key Seat	K7	7	3	-	-	-
SGD 72.91	1 Piece(s)	13 Day(s) or more	10	19	19	39	56	5.01~10.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	7	2.5	0.25	0.21~0.40	10000	-	±0.4	2.79X10^-5	Both key grooves	K7	7	3	K6	6	2.8
SGD 72.91	1 Piece(s)	13 Day(s) or more	10	19	19	39	56	5.01~10.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	7	2.5	0.25	0.21~0.40	10000	-	±0.4	2.79X10^-5	Both key grooves	K7	7	3	K7	7	3
SGD 72.91	1 Piece(s)	13 Day(s) or more	10	19	19	39	56	5.01~10.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	7	2.5	0.25	0.21~0.40	10000	-	±0.4	2.79X10^-5	Both key grooves	K7	7	3	K8	8	3.3
SGD 68.40	1 Piece(s)	13 Day(s) or more	10	19	19	39	56	5.01~10.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	7	2.5	0.25	0.21~0.40	10000	-	±0.4	2.79X10^-5	One Side Key Seat	K8	8	3.3	-	-	-
SGD 72.91	1 Piece(s)	13 Day(s) or more	10	19	19	39	56	5.01~10.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	7	2.5	0.25	0.21~0.40	10000	-	±0.4	2.79X10^-5	Both key grooves	K8	8	3.3	K6	6	2.8
SGD 72.91	1 Piece(s)	13 Day(s) or more	10	19	19	39	56	5.01~10.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	7	2.5	0.25	0.21~0.40	10000	-	±0.4	2.79X10^-5	Both key grooves	K8	8	3.3	K7	7	3
SGD 72.91	1 Piece(s)	13 Day(s) or more	10	19	19	39	56	5.01~10.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	7	2.5	0.25	0.21~0.40	10000	-	±0.4	2.79X10^-5	Both key grooves	K8	8	3.3	K8	8	3.3
SGD 63.90	1 Piece(s)	12 Day(s) or more	10	19	19	39	56	5.01~10.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	7	2.5	0.25	0.21~0.40	10000	-	±0.4	2.79X10^-5	Key Seat Exist	-	-	-	-	-	-
SGD 68.40	1 Piece(s)	13 Day(s) or more	10	19	19	39	56	5.01~10.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	7	2.5	0.25	0.21~0.40	10000	-	±0.4	2.79X10^-5	One Side Key Seat	-	-	-	K6	6	2.8
SGD 68.40	1 Piece(s)	13 Day(s) or more	10	19	19	39	56	5.01~10.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	7	2.5	0.25	0.21~0.40	10000	-	±0.4	2.79X10^-5	One Side Key Seat	-	-	-	K7	7	3
SGD 68.40	1 Piece(s)	13 Day(s) or more	10	19	19	39	56	5.01~10.00	High torsional rigidity / High Torque / Backlash 0 / Low Inertia Moment / Small / Heat Resistant	2001~4000	Aluminum	7	2.5	0.25	0.21~0.40	10000	-	±0.4	2.79X10^-5	One Side Key Seat	-	-	-	K8	8	3.3

Basic Information

Type	Slit type	Application	Stepping Motor	Operating Temperature Range(°C)	-50::200

Configure

2,408 Part Numbers

View Part Numbers

Configure Remaining Specifications

Completed

Specification/Dimensions

Shaft Hole Dia.(Already processed) d1(Ø)
3

4

5

6

6.35

8

9.525

10

11

12

14

15

16

18

19

20

22

24

25
Clear
Shaft Hole Dia.(Already processed) d2(Ø)
3

4

5

6

6.35

8

9.525

10

11

12

14

15

16

18

19

20

22

24

25
Clear
Outer Diameter D(Ø)
12.7

16

19.1

22.2

26.2

31.8

39

49

60
Clear
Full length L(mm)
13

14

16

17

19

20

21.5

22

23

26.5

29

30

31.4

31.5

39

43

44

56

63.5

70

76.2

88
Clear
Rated torque range(N•m)
0.05~1.00

1.01~3.00

3.01~5.00

5.01~10.00

10.01~20.00

20.01~50.00
Clear
Features
High torsional rigidity

High Torque

Backlash 0

Low Inertia Moment

Small

Heat Resistant
Clear
Max. Rotational Speed Range(r/min)
2001~4000

4001~10000

10001~78000
Clear
Body Material
- Stainless Steel
- Aluminum
Clear
Rated Torque(N•m)
0.2

0.3

0.4

0.5

0.6

0.9

1

1.6

2

2.1

3.5

3.8

7

8

15

16

30
Clear
Allowable Angular Misalignment(deg)
1

2.5
Clear
Allowable Lateral Misalignment(mm)
0

0.1

0.15

0.2

0.25
Clear
Max. Rotational Speed(r/min)
14,000

16,000

17,000

18,000

20,000

24,000

27,000

30,000

40,000

5000

6000

7000

8000

8400

9000

10000

12000

14000

15000

17000

18000

19000

20000

25000

27000

32000

35000
Clear
Buffer Material
- Polyacetal
Clear
With or without Keyway
- Both key grooves
- Key Seat Exist
- One Side Key Seat
Clear
d1 Keyway symbol
K2

K3

K4

K5

K6

K7

K8

K9

K10
Clear
d1keyway width b1(mm)
2

3

4

5

6

7

8

9

10
Clear
d1Keyway height t1(mm)
1

1.4

1.8

2.3

2.8

3

3.3
Clear
d2 Keyway symbol
K2

K3

K4

K5

K6

K7

K8

K9

K10
Clear
d2 keyway width b2(mm)
2

3

4

5

6

7

8

9

10
Clear
d2 keyway height t2(mm)
1

1.4

1.8

2.3

2.8

3

3.3
Clear
type
- SRB-12C
- SRB-22C
- SRB-26C
- SRB-C
- SRBA-32C
- SRBA-39C
- SRBA-49C
- SRBA-60C
- SRBAS-39C
- SRBAS-49C
- SRBAS-60C
- SRBB-32C
- SRBB-39C
- SRBB-49C
- SRBB-60C
- SRBBS-39C
- SRBBS-49C
- SRBBS-60C
- SRBM-12
- SRBM-12C
- SRBM-16
- SRBM-16C
- SRBM-19
- SRBM-19C
- SRBM-22
- SRBM-22C
- SRBM-26
- SRBM-26C
- SRBM-32
- SRBM-32C
- SRBMS-12C
- SRBMS-16C
- SRBMS-19C
- SRBMS-22C
- SRBMS-26C
- SRBMS-32C
- SRBS-12C
- SRBS-16C
- SRBS-19C
- SRBS-22C
- SRBS-26C
- SRBS-32C
Clear
Allowable Lateral Misalignment Range(mm)
0.02~0.2

0.21~0.40
Clear
CAD
- 2D
- 3D
Clear

Days to Ship

All

6 Day(s) or Less

7 Day(s) or Less

9 Day(s) or Less

10 Day(s) or Less

12 Day(s) or Less

13 Day(s) or Less

14 Day(s) or Less

18 Day(s) or Less

23 Day(s) or Less

59 Day(s) or Less
Clear

Specify Alterations

The specifications and dimensions of some parts may not be fully covered. For exact details, refer to manufacturer catalogs .

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Slit Type Coupling (SRB Series) (Part Numbers)

Basic Information

Configure

Specification/Dimensions

Shaft Hole Dia.(Already processed) d1(Ø)

Shaft Hole Dia.(Already processed) d2(Ø)

Outer Diameter D(Ø)

Full length L(mm)

Rated torque range(N•m)

Features

Max. Rotational Speed Range(r/min)

Body Material

Rated Torque(N•m)

Allowable Angular Misalignment(deg)

Allowable Lateral Misalignment(mm)

Max. Rotational Speed(r/min)

Buffer Material

With or without Keyway

d1 Keyway symbol

d1keyway width b1(mm)

d1Keyway height t1(mm)

d2 Keyway symbol

d2 keyway width b2(mm)

d2 keyway height t2(mm)

type

Allowable Lateral Misalignment Range(mm)

CAD

Days to Ship

Specify Alterations

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