(!)Due to Microsoft's end of support for Internet Explorer 11 on 15/06/2022, this site does not support the recommended environment.

  • Sehubungan dengan adanya Peraturan Baru Kementerian Perdagangan No.36 Tahun 2023 tentang Pembatasan Impor Barang, MISUMI Indonesia melakukan tindakan pencegahan. Lihat informasi detailnya di sini
    Due to New Regulation of Ministry Of Trade No.36 of 2023 concerning retrictions on imports of goods, MISUMI Indonesia do precautions measure. See detail information here
  • Nomor telepon alternatif Kontak Layanan Pelanggan : 021-29182911| 021-29182991 | 021-29182997 | 021-29182998
    Alternative telephone number Contact Customer Service: 021-29182911 | 021-29182991 | 021-29182997 | 021-29182998

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.
Loading...
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 NumberMinimum order quantityVolume DiscountDays to ShipOuter Dia. D
(Ø)
Shaft (Bore) Dia. d
(mm)
L Dimension
(mm)
2 Piece(s)Available 5 Day(s) 15825
2 Piece(s)Available 5 Day(s) 15830
2 Piece(s)Available 5 Day(s) 15840
2 Piece(s)Available 5 Day(s) 15850
2 Piece(s)Available 5 Day(s) 20825
2 Piece(s)Available 5 Day(s) 20830
2 Piece(s)Available 5 Day(s) 20840
2 Piece(s)Available 5 Day(s) 20850
2 Piece(s)Available 5 Day(s) 301230
2 Piece(s)Available 5 Day(s) 301240
2 Piece(s)Available 5 Day(s) 301250
2 Piece(s)Available 6 Day(s) 301260
2 Piece(s)Available 6 Day(s) 401230
2 Piece(s)Available 6 Day(s) 401240
2 Piece(s)Available 6 Day(s) 401250
2 Piece(s)Available 6 Day(s) 401260
2 Piece(s)Available 6 Day(s) 502050
2 Piece(s)Available 6 Day(s) 502060

Loading...

  1. 1

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