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Flat Belt Pulleys Medium Length


Product Overview
Usually, flat-belt pulleys and flat belts are widely used in mechanisms design for transmitting rotational power generated by motors.
Driving and transmission are realized through the friction fit between flat-belt pulleys and flat belts.

Product Feature
Type Material Surface Treatment
Arc Type
C-ROBACAluminumClear Anodized

Feature 1: The arc-shaped specification can effectively restrain belt deviation
Feature 2: Coaxial degree of less than ⊙0.05mm, effectively reducing the belt vibration when running
Specifications Drawing of MISUMI Flat-belt Pulleys

Feature 3: Locking threaded hole is changed to 120°, and tightening torque is increased by 11.8%.
Specifications Drawing of MISUMI Flat-belt Pulleys

Dimensional Drawing
Specifications Drawing of MISUMI Flat-belt Pulleys

■ Keyway size
Nominal modeldH7bJS9t Tolerance Keyway size drawing
N88+0.015
0
3±0.01251.4+0.1
0
N1010
N1212+0.018
0
4±0.01501.8
N151552.3
N2020+0.021
0
62.8
N30308±0.01803.3+0.2
0
N4040+0.025
0
12±0.0215
[Pulley Material] Aluminum Alloy
[Surface Treatment] Clear Anodized

Usage Method
■ Intend Use for Flat-belt Pulleys
Usage Method Example DrawingUse Instructions for Flat-belt Pulleys
Simple Diagram for Fitting between GearsThe workpiece can be transmitted by the combined use of flat-belt pulleys, flat-belt idlers and flat belts. The flat-belt idlers can also play the role of tensioning the belt.

Example of Use
Cases of MISUMI flat-belt pulleys
■ Mechanism name
2-row flat belt conveyor

Mechanism function
Conveyor used for pallet transportation of equipment in automatic conveying and manual operation

■ Function of flat-belt pulleys
The drive flat-belt pulleys and the driven flat belt idler drive the flat belt to carry out the conveying operation.
 
Related Industries
Smart phone Medical Electronic & Electrical Appliances
MISUMI flat-belt pulleys are applicable to the smart phone industry MISUMI flat-belt pulleys are applicable to the medical industry MISUMI flat pulleys are applicable to the electronics and electrical appliances industry
Automotive Robotics Lithium battery
MISUMI flat-belt pulleys are applicable to the automotive industry MISUMI flat-belt pulleys are applicable to the robotics industry MISUMI flat-belt pulleys are applicable to the lithium battery industry

Related Products
Flat-belt idlers, Width (T), 6 to 32 mm Flat Belts for General Use High Torque Timing Pulleys S2M Type
MISUMI flat-belt idlers MISUMI flat-belt idlers MISUMI High Torque Timing Pulleys S2M Type
Typical model: HBG15-6 Typical model: HBLT350-4.23 Typical model: HTPA48S2M040-B-N10
Advantages: short delivery time, multiple types Advantage: custom size Advantages: short delivery time, multiple types

Specification Table
Please order after selecting part number and parameters according to the selection steps to .
 Part Number (Type·D)dL
 C-ROBAC15N825

■ Dimension Specification Table
Part NumberDdH7LHKey LengthMF
TypeKeyway Hole + Threaded HoleK
Arc Type
C-ROBAC
15N825304050 0.825M33.5-
20N825304050 25-
30N12 304050603031
40N12 304050603041
50N20   506030M5451

Part Number 

CAD Data download and 3D preview are not available because the part number has not yet been determined.

  • *In order to open the CAD Data download and 3D preview screen, the part number must be fixed.
  • Please confirm the part number from "Specification / Dimension"on the left side, and then perform the CAD Data Download / 3D Preview operation.
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Part Number
C-ROBAC15-N8-25
C-ROBAC15-N8-30
C-ROBAC15-N8-40
C-ROBAC15-N8-50
C-ROBAC20-N8-25
C-ROBAC20-N8-30
C-ROBAC20-N8-40
C-ROBAC20-N8-50
C-ROBAC30-N12-30
C-ROBAC30-N12-40
C-ROBAC30-N12-50
C-ROBAC30-N12-60
C-ROBAC40-N12-30
C-ROBAC40-N12-40
C-ROBAC40-N12-50
C-ROBAC40-N12-60
C-ROBAC50-N20-50
C-ROBAC50-N20-60
Part NumberStandard Unit PriceMinimum order quantityVolume DiscountDays to ShipOuter Dia. D
(Ø)
Shaft (Bore) Dia. d
(mm)
L Dimension
(mm)

SGD 9.60

1 Piece(s)Available Same day 15825

SGD 10.18

2 Piece(s)Available 5 Day(s) 15830

SGD 10.78

2 Piece(s)Available 5 Day(s) 15840

SGD 11.36

1 Piece(s)Available Same day 15850

SGD 11.94

2 Piece(s)Available 5 Day(s) 20825

SGD 12.52

2 Piece(s)Available 5 Day(s) 20830

SGD 13.12

2 Piece(s)Available 5 Day(s) 20840

SGD 13.70

2 Piece(s)Available 5 Day(s) 20850

SGD 17.98

2 Piece(s)Available 5 Day(s) 301230

SGD 18.58

1 Piece(s)Available Same day 301240

SGD 19.16

1 Piece(s)Available Same day 301250

SGD 19.74

2 Piece(s)Available 5 Day(s) 301260

SGD 20.70

2 Piece(s)Available 5 Day(s) 401230

SGD 21.32

2 Piece(s)Available 5 Day(s) 401240

SGD 21.92

1 Piece(s)Available Same day 401250

SGD 22.50

1 Piece(s)Available Same day 401260

SGD 28.94

1 Piece(s)Available Same day 502050

SGD 32.94

2 Piece(s)Available 5 Day(s) 502060

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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 Surface Treatment Clear Anodize
Shaft Hole Specifications New JIS Keyway + Tap

Frequently asked question (FAQ)

Question: Is there a concentricity standard for the flat belt pulley?
Answer: Economy series flat belt pulley and idler coaxiality is
Question: Can the flat belt idler bearing be disassembled.
Answer: According to different products, there are two types of MISUMI flat belt idlers: bearing press-fit type and bearing removal type. Therefore, during the design process, please design and use after the customer confirms the characteristics of the product.
Question: What precision bearings are used for flat belt idlers?
Answer: MISUMI flat belt idlers use radial bearings of accuracy grade 0. For specific dimensions of the bearings, please refer to Economy series Bearing Small diameter ball.

Tech Support