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Pulleys for Stainless Steel Belts

Pulleys for Stainless Steel Belts

MISUMI

MISUMI

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■New JIS (B1301)
■Keyway Shape

Keyway Dimensions
NominaldH7bJS9t Tolerance
N1515

+0.018
0

5±0.01502.3+0.1
0
N2020

+0.021
0

62.8
N25258±0.01803.3+0.2
0
N3030
N3535

+0.025
0

10
N404012±0.0215
[ ! ] The crown height (H dim) for meandering suppression is adjusted based on D dims. and L dims.
 
Type[M] Material[S] Surface Treatment
ROBASCAluminum AlloyHard Clear Anodize
* Hard Anodize Treatment: Film Hardness 300HV or more

Specification Table

Part Number—d—L
ROBASC50—20—L100
Part NumberdH710 mm IncrementsKd1D1M
TypeDStraight Bore + TapKeyway + TapLKeyway LengthStraight Bore + TapKeyway + Tap
ROBASC5015N1540 to 16030*2740M5M4
20N20M5
25N25M6
6020N203245M6M5
25N25M6
30N30
7020N203550M6M5
25N25M6
30N30
7525N254055M8M6
30N30
35N35M8
8025N254155M8M6
30N30
35N35M8
10030N304560M8M6
35N35M8
40N40
[ ! ] *When Keyway machining is specified
as L < 50, K = 20.

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Part Number
ROBASC50-[15,​20,​25]-L[40-160/10]
ROBASC50-N15-L[40-160/10]
ROBASC50-N20-L[40-160/10]
ROBASC50-N25-L[40-160/10]
ROBASC60-[20,​25,​30]-L[40-160/10]
ROBASC60-N20-L[40-160/10]
ROBASC60-N25-L[40-160/10]
ROBASC60-N30-L[40-160/10]
ROBASC70-[20,​25,​30]-L[40-160/10]
ROBASC70-N20-L[40-160/10]
ROBASC70-N25-L[40-160/10]
ROBASC70-N30-L[40-160/10]
ROBASC75-[25,​30,​35]-L[40-160/10]
ROBASC75-N25-L[40-160/10]
ROBASC75-N30-L[40-160/10]
ROBASC75-N35-L[40-160/10]
ROBASC80-[25,​30,​35]-L[40-160/10]
ROBASC80-N25-L[40-160/10]
ROBASC80-N30-L[40-160/10]
ROBASC80-N35-L[40-160/10]
ROBASC100-[30,​35,​40]-L[40-160/10]
ROBASC100-N30-L[40-160/10]
ROBASC100-N35-L[40-160/10]
ROBASC100-N40-L[40-160/10]
Part NumberMinimum order quantityVolume Discount
Standard
Shipping Days
?
RoHSO.D. D
(Ø) 		Shaft (Bore) Dia. d
(mm) 		Shaft Hole Specifications L
(mm)
1 9 Days 105015 ～ 25Round Hole + Tap40 ～ 160
1 9 Days 105015New JIS Keyway + Tap40 ～ 160
1 9 Days 105020New JIS Keyway + Tap40 ～ 160
1 9 Days 105025New JIS Keyway + Tap40 ～ 160
1 9 Days 106020 ～ 30Round Hole + Tap40 ～ 160
1 9 Days 106020New JIS Keyway + Tap40 ～ 160
1 9 Days 106025New JIS Keyway + Tap40 ～ 160
1 9 Days 106030New JIS Keyway + Tap40 ～ 160
1 9 Days 107020 ～ 30Round Hole + Tap40 ～ 160
1 9 Days 107020New JIS Keyway + Tap40 ～ 160
1 9 Days 107025New JIS Keyway + Tap40 ～ 160
1 9 Days 107030New JIS Keyway + Tap40 ～ 160
1 9 Days 107525 ～ 35Round Hole + Tap40 ～ 160
1 9 Days 107525New JIS Keyway + Tap40 ～ 160
1 9 Days 107530New JIS Keyway + Tap40 ～ 160
1 9 Days 107535New JIS Keyway + Tap40 ～ 160
1 9 Days 108025 ～ 35Round Hole + Tap40 ～ 160
1 9 Days 108025New JIS Keyway + Tap40 ～ 160
1 9 Days 108030New JIS Keyway + Tap40 ～ 160
1 9 Days 108035New JIS Keyway + Tap40 ～ 160
1 9 Days 1010030 ～ 40Round Hole + Tap40 ～ 160
1 9 Days 1010030New JIS Keyway + Tap40 ～ 160
1 9 Days 1010035New JIS Keyway + Tap40 ～ 160
1 9 Days 1010040New JIS Keyway + Tap40 ～ 160

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Basic information

Type Pulleys With or w/o Flange No Flange Shape Crowned
Surface Urethane Urethane Not Provided Material Aluminum Alloy Length L(mm) Up to 50 / ≤100 / ≤300
Shaft Type Round Hole Surface Treatment Hard Clear Anodize

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Basic Attributes

  • O.D. D(Ø)

    • 50
    • 60
    • 70
    • 75
    • 80
    • 100

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  • Shaft (Bore) Dia. d(mm)

    • 15
    • 20
    • 25
    • 30
    • 35
    • 40

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  • Shaft Hole Specifications

    • Round Hole + Tap
    • New JIS Keyway + Tap

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  • L(mm)

     [40-160/10mm Unit(s)]

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  • Type

    • ROBASC

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    • 9 Days or Less

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