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Scheduled Maintenance Notice: This site will be unavailable due to scheduled maintenance from 9:00 23/2 to 7:00 (SGT) 24/2/2025. We apologize for the inconvenience.
Notice of End of Sales for Economy Series Pneumatic Equipment Category. More information.

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MISUMI Flat Belt Pulleys（Shape：Crowned）

14 items

: 30; 45; 60

Recommendation

Flat Belt Pulleys Medium Length

MiSUMi Economy

Flat Belt Pulleys Medium Length

MISUMI

Volume Discount

CAD ：: 2D / 3D

Standard Price:	SGD 9.60-
Days to Ship:	Same day or more

Pulleys for Flat Belts (Width L=25 ~ 100) - Crowned, Crosspiece Groove Straight

MISUMI

· The Pulleys for Flat Belts ROBAC, ROBACF, and ROBAM types are specific pulleys manufactured by MISUMI.
· Shaft of Pulleys : Crowned and Crosspiece Groove Straight type.
· The series code of Crowned type: ROBAC, ROBACF.
· The series code of Crosspiece Groove type: ROBAM.
· Shaft Type : Round Hole.
· Pulleys Body Material: Aluminum Alloy.
· Surface Treatment solution: Clear Anodize
· Outer Diameter: 15-80 mm.
· Shaft (Bore) Diameter: 8-35 mm.
· Length: 25-100 mm.
· Idlers for Flat Belts (Width L25-100) -Straight Type/Crosspiece Groove Straight Type/Crowned Type

CAD ：

2D / 3D

Days to Ship: 7 Day(s) or more
Pulley for Flat Belts-Straight Type/Crosspiece Groove Straight Type/Width L110-500

MISUMI

· The Pulleys for Flat Belts ROBAWC, ROBMWC, ROBSWC, ROBAWM, ROBMWM and ROBSWM types are specific pulleys manufactured by MISUMI.
· Shaft of Pulleys : Crowned and Crosspiece Groove Straight type.
· The series code of Crowned type: ROBAWC, ROBMWC and ROBSWC.
· The series code of Crosspiece Groove type: ROBAWM, ROBMWM and ROBSWM.
· Shaft Type : Round Hole.
· Pulleys Body Material: Aluminum Alloy, STKM13A and SUS304.
· Outer Diameter: 30-80 mm.
· Shaft (Bore) Diameter: 8-35 mm.
· Length: 110 - 510 mm.
· Idlers for Flat Belts-Straight Type/Crosspiece Groove Straight Type/Crowned Type

CAD ：

2D / 3D

Days to Ship: 7 Day(s)
Idlers for Flat Belts-Straight Type/Crosspiece Groove Straight Type/Crowned Type/Width L110-500

MISUMI

· Product type: Idlers.
· Idlers type: Bearing Built-in.
· Shape of Idlers: Straight type, Crosspiece Groove Straight Type and Crowned Type.
· Shaft Type : Bearing on Each End (2-Bearing in Total)
· The product code series Straight type: ROFAWC, ROFMWC and ROFSWC
· The product code series Crowned Type: ROFAWT, ROFMWT and ROFSWT
· The product code series Crosspiece Groove Straight: ROFAWM, ROFMWM and ROFSWM
· Outer Diameter: 30-80 mm.
· Shaft (Bore) Diameter: 8-35 mm.
· Length: 110-510 mm.
· Idler Engineering Plastic Roller, Steel Roller (TC-RP, TC-RU)

CAD ：

2D / 3D

Days to Ship: 7 Day(s) or more
Pulleys for Flat Belts (Width T=6 ~ 32) - Flanged, Crowned, Press-Fit Urethane

MISUMI

· Shaft of Pulleys: Flanged, Crowned, Press-Fit Urethane
· The series code of Flanged type: HBPG, HBPM, HBPA and HBPS.
· The series code of Crowned type: HBPCG, HBPCM, HBPCA and HBPCS.
· The series code of Press-Fit Urethane type: HBPUS.
· Shaft Type : Round Hole.
· Pulleys Body Material: S45C Equivalent, Aluminum Alloy and SUS304.
· Surface Treatment solution: Black Oxide, Electroless Nickel Plating, Clear Anodize and Urethane Shore A70.
· Outer Diameter: 15-100 mm.
· Shaft (Bore) Diameter: 5-40 mm.
· Width Thickness: 6-32 mm.
· VFF Engineering Plastic Flanged Idler

CAD ：

2D / 3D

Days to Ship: 7 Day(s)

Days to Ship:	7 Day(s) or more

Days to Ship:	7 Day(s)

Days to Ship:	7 Day(s) or more

Days to Ship:	7 Day(s)

On Sale Till 31/03/2025

Idlers for Flat Belts-Flanged Type/Crowned Type/Width L6-32

MISUMI

· Idlers type: Bearing Built-in.
· Shaft Type: one Bearing and Bearing on Each End 2 pcs.
· Type of Idlers: Flanged type and Crowned type.
· The series code of Flanged type: HBG HBGM HBGA HBGS and HBGP.
· The series code of Crowned type: HBGC HBGCM HBGCA and HBGCS.
· Material Idlers body: S45C Equivalent , Aluminum Alloy, Stainless Steel SUS304 and Polyacetal.
· Material of Bearing: Steel and Stainless Steel.
· Outer Diameter: 15 – 50 mm
· Width Thickness: 6 – 32 mm
· Idlers for Stainless Steel Belts- Crowned

Volume Discount

CAD ：: 2D / 3D

Standard Price:	SGD 16.83-
	Special Price
Days to Ship:	7 Day(s)

Idlers for Flat Belts-Straight Type/Crosspiece Groove Straight Type/Crowned Type/Width L25-100

MISUMI

· Product type: Idlers.
· Idlers type: Bearing Built-in.
· Shape of Idlers: Straight type, Crosspiece Groove Straight Type and Crowned Type.
· Shaft Type : Bearing on Each End (2-Bearing in Total)
· The product code series Straight type: ROFAN and ROFAF.
· The product code series Crosspiece Groove Straight: ROFAM.
· The product code series Crowned Type: ROFAC.
· Idlers Material: Aluminum Alloy
· Surface Treatment solution: Clear Anodize
· Outer Diameter: 15-80 mm.
· Shaft (Bore) Diameter: 5-35 mm.
· Length: 25-100 mm.
· Pulleys for Flat Belts - Flanged, Crowned, Press-Fit Urethane

CAD ：

2D / 3D

Days to Ship: 7 Day(s)
Economy Idlers for Flat Belts-Straight Type/Crosspiece Groove Straight Type/Crowned Type/Width L110-500

MISUMI

· Product type: Idlers.
· Idlers type: Bearing Built-in.
· Shape of Idlers: Straight type, Crosspiece Groove Straight Type and Crowned Type.
· Shaft Type : Bearing on Each End (2-Bearing in Total)
· The product code series Straight type: RFWAS and RFWWS.
· The product code series Crosspiece Groove Straight: RFWAC and RFWWC.
· The product code series Crowned Type: RFWAM and RFWWM.
· Idlers Material: Aluminum Alloy
· Outer Diameter: 18-78. mm.
· Shaft (Bore) Diameter: 8-15 mm.
· Length: 110-510 mm.
· MC Nylon Flat Idler MCF

CAD ：

2D / 3D

Days to Ship: 9 Day(s)
Economy Pulleys for Flat Belts with Urethane-Crowned/Crosspiece Groove Straight

MISUMI

· Shape of Pulleys: Crowned and Crosspiece Groove Straight.
· The series code of Crowned type: RWBCU and RWBCG.
· The series code of Crosspiece Groove Straight type: RWBMU and RWBMG.
· Shaft Type : Round Hole.
· Pulleys Body Material: Aluminum Alloy.
· Lining material: Urethane (Natural Color).
· Hardness: Shore A70 and Shore A90.
· Outer Diameter: 28 - 78 mm.
· Shaft (Bore) Diameter: 8-35 mm.
· Length dimension: 110 - 500 mm.
· The urethane-coated is specially coated or designed to minimize friction and wear.
· NIP, NIPA, NIPS, NIP-SUS Pulley Idler

CAD ：

2D / 3D

Days to Ship: 11 Day(s) or more
MiSUMi Economy

Flat Belts Pulleys Width 6 - 32

MISUMI

Days to Ship: 7 Day(s)
Economy Pulleys for Flat Belts-Crowned Type/Crosspiece Groove Straight Type/Width L110-510

MISUMI

· Product type : Pulleys.
· Shaft of Pulleys : Crowned and Crosspiece Groove Straight type.
· The series code of Crowned type: RBWAC and RBWWC.
· The series code of Crosspiece Groove type: RBWAM and RBWWM.
· Shaft Type : Round Hole.
· Pulleys Body Material: Aluminum Alloy.
· Press Fit Bushing Material: Aluminum Alloy.
· Surface Treatment solution: Clear Anodize (For only RBWWC and RBWWM type)
· Outer Diameter: 18-78 mm.
· Shaft (Bore) Diameter: 8-50 mm.
· Length: 110-510 mm.
· Economy Idlers for Flat Belts-Straight Type/ Crosspiece Groove Straight Type/ Crowned Type.

CAD ：

2D / 3D

Days to Ship: 7 Day(s)
Pulleys for Flat Belts with Urethane (Width L=25 ~ 100) - Crowned, Crosspiece Groove Straight

MISUMI

· Product type : Pulleys.
· Shaft of Pulleys : Crowned and Crosspiece Groove Straight type.
· The series code of Crowned type: RWCUN RWCUF RWMUN and RWMUF.
· The series code of Crosspiece Groove type: RWCGN RWCGF RWMGN and RWMGF.
· Shaft Type : Round Hole.
· Flange: Flange type and No Flange.
· Core Material: Aluminium A5052.
· Lining Material: Urethane (Natural Color)
· Urethane Hardness: Shore A90 and Shore A70.
· Outer Diameter: 15-80 mm.
· Shaft (Bore) Diameter: 8-35 mm.
· Length: 25-100 mm.
· Economy Pulleys for Flat Belts-Crowned Type/Crosspiece Groove Straight Type/Width L110-510

CAD ：

2D / 3D

Days to Ship: 8 Day(s) or more
Pulleys for Stainless Steel Belts-Crowned

MISUMI

· Product type : Pulleys.
· Shaft of Pulleys : Crowned type.
· Shaft Type : Round Hole.
· The product code series: ROBASC
· Material of Pulleys: Aluminum Alloy.
· Surface Treatment solution: Hard Anodize Treatment (Film Hardness 300HV)
· Outer Diameter: 50, 60, 70, 75, 80 and 100 mm.
· Shaft (Bore) Diameter: 15, 20, 25, 30, 35 and 40 mm.
· Length: 40 to 160 mm.
· Shaft Hole Specifications: Round Hole + Tap and New JIS Keyway + Tap
· Pulleys for Flat Belts with Urethane - Crowned, Crosspiece Groove Straight

CAD ：

2D / 3D

Days to Ship: 7 Day(s)
Idlers for Stainless Steel Belts-Crowned

MISUMI

· Idlers type: Bearing Built-in.
· Type of Idlers: Crowned type.
· Shaft Type : Round Hole.
· The product code series: ROFASC
· Material Idlers body: Aluminum Alloy.
· Surface Treatment solution: Hard Anodize Treatment (Film Hardness 300HV)
· Outer Diameter: 50, 60, 70, 75, 80 and 100 mm.
· Shaft (Bore) Diameter: 10, 12, 15, 20, 25, 30, 35 and 40 mm.
· Length: 40 to 160 mm.
· Idlers for stainless steel belts are conveyor rollers designed to work specifically with stainless steel belts, providing smooth and reliable movement.
· Idlers for Flat Belts-Width L38-90

CAD ：

2D / 3D

Days to Ship: 9 Day(s)

Days to Ship:	7 Day(s)

Days to Ship:	9 Day(s)

Days to Ship:	11 Day(s) or more

Days to Ship:	7 Day(s)

Days to Ship:	7 Day(s)

Days to Ship:	8 Day(s) or more

Days to Ship:	7 Day(s)

Days to Ship:	9 Day(s)


Brand
Product Series
CAD
Days to Ship
Shape
With or w/o Flange
Outer Dia. D(Ø)
Nominal Width T(mm)
Length L(mm)
Flange Shape
Type
Material
Shaft Type
Surface Urethane
Shaft (Bore) Dia. d(mm)
Surface Treatment
Shaft Type

	Recommendation					On Sale Till 31/03/2025
Brand	MISUMI MiSUMi Economy	MISUMI	MISUMI	MISUMI	MISUMI	MISUMI	MISUMI	MISUMI	MISUMI	MISUMI MiSUMi Economy	MISUMI	MISUMI	MISUMI	MISUMI
Product Series	Flat Belt Pulleys Medium Length	Pulleys for Flat Belts (Width L=25 ~ 100) - Crowned, Crosspiece Groove Straight	Pulley for Flat Belts-Straight Type/Crosspiece Groove Straight Type/Width L110-500	Idlers for Flat Belts-Straight Type/Crosspiece Groove Straight Type/Crowned Type/Width L110-500	Pulleys for Flat Belts (Width T=6 ~ 32) - Flanged, Crowned, Press-Fit Urethane	Idlers for Flat Belts-Flanged Type/Crowned Type/Width L6-32	Idlers for Flat Belts-Straight Type/Crosspiece Groove Straight Type/Crowned Type/Width L25-100	Economy Idlers for Flat Belts-Straight Type/Crosspiece Groove Straight Type/Crowned Type/Width L110-500	Economy Pulleys for Flat Belts with Urethane-Crowned/Crosspiece Groove Straight	Flat Belts Pulleys Width 6 - 32	Economy Pulleys for Flat Belts-Crowned Type/Crosspiece Groove Straight Type/Width L110-510	Pulleys for Flat Belts with Urethane (Width L=25 ~ 100) - Crowned, Crosspiece Groove Straight	Pulleys for Stainless Steel Belts-Crowned	Idlers for Stainless Steel Belts-Crowned
CAD	2D / 3D	2D / 3D	2D / 3D	2D / 3D	2D / 3D	2D / 3D	2D / 3D	2D / 3D	2D / 3D		2D / 3D	2D / 3D	2D / 3D	2D / 3D
Days to Ship	Same day or more	7 Day(s) or more	7 Day(s)	7 Day(s) or more	7 Day(s)	7 Day(s)	7 Day(s)	9 Day(s)	11 Day(s) or more	7 Day(s)	7 Day(s)	8 Day(s) or more	7 Day(s)	9 Day(s)
Shape	Crowned	Crowned	Crowned	Crowned	Crowned	Crowned	Crowned	Crowned	Crowned	Crowned	Crowned	Crowned	Crowned	Crowned
With or w/o Flange	No Flange	Flange / No Flange	No Flange	No Flange	No Flange	No Flange	No Flange	No Flange	No Flange	No Flange	No Flange	Flange / No Flange	No Flange	No Flange
Outer Dia. D(Ø)	15 ～ 50	15 ～ 80	30 ～ 80	30 ～ 80	15 ～ 100	15 ～ 50	15 ～ 80	18 ～ 78	28 ～ 78	15 ～ 100	18 ～ 78	15 ～ 80	50 ～ 100	50 ～ 100
Nominal Width T(mm)	-	-	-	-	11 ～ 32	11 ～ 32	-	-	-	11 ～ 32	-	-	-	-
Length L(mm)	-	~50 / ~100	~300 / ~500	~300 / ~500	~50	~50	~50 / ~100	~300 / ~500	~300 / ~500	~50	~300 / ~500	~50 / ~100	~50 / ~100 / ~300	~50 / ~100 / ~300
Flange Shape	-	-	-	-	-	-	-	-	-	-	-	-	-	-
Type	Pulleys	Pulleys	Pulleys	Idlers (Bearing Built-in)	Pulleys	Idlers (Bearing Built-in)	Idlers (Bearing Built-in)	Idlers (Bearing Built-in)	Pulleys	Pulleys	Pulleys	Pulleys	Pulleys	Idlers (Bearing Built-in)
Material	Aluminum	Aluminum	Steel / Aluminum / Stainless Steel	Steel / Aluminum / Stainless Steel	Steel / Aluminum / Stainless Steel	Steel / Aluminum / Stainless Steel	Aluminum	Aluminum	Aluminum	Steel / Aluminum / Stainless Steel	Aluminum	Aluminum	Aluminum	Aluminum
Shaft Type	-	Round Hole	Round Hole	1-Bearing on Each End (2-Bearing in Total)	Round Hole	1-Bearing / 1-Bearing on Each End (2-Bearing in Total)	1-Bearing on Each End (2-Bearing in Total)	1-Bearing on Each End (2-Bearing in Total)	Round Hole	Round Hole	Round Hole	Round Hole	Round Hole	Round Hole
Surface Urethane	Urethane Not Provided	Urethane Not Provided	Urethane Not Provided	Urethane Not Provided	Urethane Not Provided	Urethane Not Provided	Urethane Not Provided	Urethane Not Provided	Urethane Provided	Urethane Not Provided	Urethane Not Provided	Urethane Provided	Urethane Not Provided	Urethane Not Provided
Shaft (Bore) Dia. d(mm)	8 ～ 20	8 ～ 35	8 ～ 35	8 ～ 35	-	5 ～ 12	5 ～ 35	8 ～ 40	8 ～ 35	5 ～ 40	8 ～ 50	8 ～ 35	15 ～ 40	10 ～ 40
Surface Treatment	Clear Anodize	Clear Anodize	Not Provided / Electroless Nickel Plating / Clear Anodize	Not Provided / Electroless Nickel Plating / Clear Anodize	Not Provided / Black Oxide / Electroless Nickel Plating / Clear Anodize	Not Provided / Black Oxide / Electroless Nickel Plating / Clear Anodize	Clear Anodize	Not Provided / Clear Anodize	Not Provided	Not Provided / Black Oxide / Electroless Nickel Plating / Clear Anodize	Not Provided / Clear Anodize	Not Provided	Hard Clear Anodize	Hard Clear Anodize
Shaft Type	Keyway + Tap	Tap / Keyway + Tap	Tap / Keyway + Tap	-	-	-	-	-	Tap / Keyway + Tap	-	Tap / Keyway + Tap	Tap	Tap / Keyway + Tap	-

Configure

Specification/Dimensions

Shape
- Straight
- Crowned
- Crosspiece Groove Straight
Larger Image

Clear

With or w/o Flange
- Flange
- No Flange
Larger Image

Clear

Outer Dia. D(Ø)
15

18

20

24

25

28

29

30

34

35

38

40

43

44.5

45

48

49.5

50

54

55

57

58

60

63

64

65

70

73

74

75

78

80

100
Drawing

Clear

Nominal Width T(mm)
6

7.5

10.5

11

12

14.5

15

16

19

19.5

20

21

24

24.5

25

26

27

29

30

32

34

34.5

35

40

41

44

45

49

50

54

55

60

65

70

80

92
Drawing

Clear