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Shafts - Both Ends Tapped Hollow Shafts - Not applicable to Both Ends Tapped Hollow Shafts / Both Ends Tapped Hollow with Wrench Flats (Part Numbers)

Shafts - Both Ends Tapped Hollow Shafts - Not applicable to Both Ends Tapped Hollow Shafts / Both Ends Tapped Hollow with Wrench Flats

"[Features] This shaft facilitates customers to arrange wiring, because the wire can be pierced into the inside of the shaft and contributes to weight saving of equipment, because the shaft is hollow."

Hollow with Wrench Flats/Both Ends Tapped:Related Image
[ ! ]About Hollow Shaft Wall Thickness Deviations, please see >> P.111
[ ! ]Features of Low Temp. Black Chrome Plating
 >>P.128
[ ! ]Circularity and O.D. tolerance may not meet precision specification in areas approximately 15mm from wrench flats machined ends.
[ ! ]Circularity, Straightness, Perpendicularity and Changes in Hardness >>P.111 
[ ! ]Low temp. black chrome plating is not applied to the inside of hollow shafts, taps, bored holes and lateral holes, and may rust.
[ ! ]Annealing required for wrench flats machining and shaft end threading (effective thread length + approx. 10mm) may lower hardness. >>P.112
Type[ M ]Material[ H ]Hardness[ S ]Surface Treatment
Both Ends TappedBoth Ends Tapped with Wrench Flats
SPJWSPWRSUJ2 EquivalentEffective Hardened Depth of Induction Hardened >>P.112
SUJ2 Equivalent        58HRC~
SUS440C or 13Cr stainless 56HRC~
-
SSPJWSSPWRSUS440C or 13Cr stainless
PSPJWPSPWRSUJ2 EquivalentHard Chrome Plating
Plating Hardness: HV750 ~
Plating Thickness: 5µ or More
RSPJWRSPWRSUJ2 EquivalentLow Temp. Black Chrome Plating

Specifications

• Both Ends Tapped Hollow Shafts
Part Number-L-M-N-SC
SPJW20
SPWR30
-
-
500
680
-
-
M16
M20
-
-
N16
N20

-

SC10
■Both Ends Tapped Hollow Shafts
Part NumberL
1mm Increment
M (Coarse Thread)
N (Coarse Thread)
D Tol.dC
TypeD
Both Ends Tapped Hollow Shafts
SPJW
SSPJW (* marked sizes only)
PSPJW
620~6003    -0.004
-0.012
20.5 or Less
*820~800 (300)4*5   -0.005
-0.014
3(3)0.5 or Less
*1020~800 (400)5*6   -0.005
-0.014
4(4)0.5 or Less
*1232~1000 (500) *8*T1 (RC1/8)-0.006
-0.017
6(5)0.5 or Less
*1340~1000 (500) *10*T1 (RC1/8)-0.006
-0.017
7(5)0.5 or Less
*1648~1200 (600) *12*T2 (RC1/4)-0.006
-0.017
10(6)0.5 or Less
*2064~1200 (800) *16*T3 (RC3/8)-0.007
-0.020
14(8)1.0 or Less
*2580~1200 (1000) *20   -0.007
-0.020
16(10)1.0 or Less
*3080~1500 (1000) *20   -0.007
-0.020
17(12)1.0 or Less
3596~1500  24  -0.009
-0.025
191.0 or Less
4096~1500  2430 -0.009
-0.025
201.0 or Less
50120~1500   30 -0.009
-0.025
261.0 or Less

Part NumberL
1mm Increment
M (Coarse Thread)
N (Coarse Thread)
D Tol.dC
TypeD
Both Ends Tapped Hollow Shafts
Low Temp. Black Chrome Plating
RSPJW
620~5003    -0.004
-0.012
20.5 or Less
820~50045   -0.005
-0.014
30.5 or Less
1020~50056   -0.005
-0.014
40.5 or Less
1232~500 8T1 (RC1/8)-0.006
-0.017
60.5 or Less
1340~500 10T1 (RC1/8)-0.006
-0.017
70.5 or Less
1648~500 12T2 (RC1/4)-0.006
-0.017
100.5 or Less
2064~500 16T3 (RC3/8)-0.007
-0.020
141.0 or Less
2580~500 20   -0.007
-0.020
161.0 or Less
3080~500 20   -0.007
-0.020
171.0 or Less
Part NumberL
1mm Increment
M (Coarse Thread), N (Coarse Thread)Wrench Flats DimensionsD Tol.dC
TypeDSCW1
Both Ends Tapped Hollow Shafts
with Wrench Flats
SPWR
SSPWR (* marked sizes only)
PSPWR
620~6003    SC=1mm Increment
[ ! ]When D≤25
SC+1≤L-Nx2
SC≥Mx2
[ ! ]When D≥30
SC+1≤L
SC≥0


[ ! ]
Details of Wrench Flats
  P.112
58-0.004
-0.012
20.5 or Less
* 820~800 (300)4* 5   78-0.005
-0.014
3 (3)0.5 or Less
* 1020~800 (400)5* 6   88-0.005
-0.014
4 (4)0.5 or Less
* 1232~1000 (500) * 8*T1 (RC1/8)1010-0.006
-0.017
6 (5)0.5 or Less
* 1340~1000 (500) * 10*T1 (RC1/8)1110-0.006
-0.017
7 (5)0.5 or Less
* 1648~1200 (600) * 12*T2 (RC1/4)1410-0.006
-0.017
10 (6)0.5 or Less
* 2064~1200 (800) * 16*T3 (RC3/8)1710-0.007
-0.020
14 (8)1.0 or Less
* 2580~1200 (1000) * 20   2210-0.007
-0.020
16 (10)1.0 or Less
* 3080~1500 (1000) * 20   2715-0.007
-0.020
17 (12)1.0 or Less
3596~1500  24  3015-0.009
-0.025
191.0 or Less
4096~1500  2430 3620-0.009
-0.025
201.0 or Less
50120~1500   30 4120-0.009
-0.025
261.0 or Less

Part NumberL
1mm Increment
M (Coarse Thread), N (Coarse Thread)Wrench Flats DimensionsD Tol.dC
TypeDSCW1
Both Ends Tapped Hollow Shafts
with Wrench Flats
Low Temp. Black Chrome Plating
RSPWR
620~5003    SC=1mm Increment
[ ! ]When D≤25
SC+1≤L-Nx2
SC≥Mx2
[ ! ]When D≥30
SC+1≤L
SC≥0


[ ! ]
Details of Wrench Flats
  P.112
58-0.004
-0.012
20.5 or Less
820~50045   78-0.005
-0.014
30.5 or Less
1020~50056   88-0.005
-0.014
40.5 or Less
1232~500 8T1 (RC1/8)1010-0.006
-0.017
60.5 or Less
1340~500 10T1 (RC1/8)1110-0.006
-0.017
70.5 or Less
1648~500 12T2 (RC1/4)1410-0.006
-0.017
100.5 or Less
2064~500 16T3 (RC3/8)1710-0.007
-0.020
141.0 or Less
2580~500 20   2210-0.007
-0.020
161.0 or Less
3080~500 20   2715-0.007
-0.020
171.0 or Less
[ ! ]When T1, T2 or T3 is selected as M or N, tapered thread machining is applied. (Ordering Code: MT1, NT1) [ ! ]L requires Mx2+Nx2≤L.
[ ! ]When Mx25+4+Nx2.5+4≤L, tap pilot holes may go through. [ ! ]When L≤Mx2+Nx2, effective depth of larger diameter tap has priority.
[ ! ]Only * marked D, M and N dimensions are applicable to Stainless Steel Shafts. L and d dimensions in ( ) are applicable.

Alterations

Hollow with Wrench Flats/Both Ends Tapped:Related Image

Part Number 

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Part Number
Part NumberMinimum order quantityVolume DiscountDays to ShipRoHSMaterial Surface Treatment Shaft Dia. D
(Ø)
Length L
(mm)
Hardness Add Wrench Flats at One Location [SC]
(mm)
Change Tapped Thread M to Tapered One [MT] 1(RC1/8) 2(RC1/4) 3(RC3/8) Change Tapped Thread N to Tapered One [NT] 1(RC1/8) 2(RC1/4) 3(RC3/8) Tapped (Coarse) [M]
(mm)
Tapped (Coarse) [N]
(mm)

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Example

Hollow with Wrench Flats/Both Ends Tapped:Related Image
 

Basic Information

Basic Shape Hollow End Shape (Left) Tapped End Shape (Right) Tapped
Heat Treatment Induction Hardened Shaft Fit Tolerance g6

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