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Position: Home > Product Center > iHF > Keyless Timing Pulley > iHF High Torque Keyless Locking Timing Belt Pulley for Industrial

iHF High Torque Keyless Locking Timing Belt Pulley for Industrial

iHF Keyless Timing Belt Pulley High-Torque Series (Models SM/HTDM/PM, Pitch 3mm/5mm/8mm) are specifically intended for high-torque transmission applications. They include S3M/S5M/S8M/HTD3M/HTD5M/HTD8M/P5M/P8M.

Product features:

High Torque Capacity – Even clamping force ensures reliable torque transmission for high-load, high-speed applications.

Backlash-Free – Rigid fit eliminates play, improving synchronization and system stability.

Easy Installation – No keyways or set screws; quick mounting and removal without special tools.

Shaft Protection – Prevents shaft surface damage, extending component life.

High Precision – Optimized tooth design guarantees accurate timing and smooth operation.

Versatile Applications – Suitable for automation, conveyors, CNC, packaging, textile, and robotics.

The iHF High Torque Keyless Locking Timing Belt Pulley is engineered to meet the demanding needs of modern industrial power transmission. With a robust keyless clamping design, it delivers superior torque capacity, high precision, and reliable performance across a wide range of applications.

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iHF High Torque Keyless Locking Timing Belt Pulley for Industrial

Keyless Timing Belt Pulley High-Torque S3M

TypeMaterialSurface Treatment
Belt Width: 10mmBelt Width: 15mmPulleyFlangeBushingPulleyFlangeBushing
A：11 W：15A：17 W：21
AW**S3MK100AW**S3MK15060616061S45CNatural AnodizingBlack Oxide Coating
AH**S3MK100AH**S3MK150Hard Anodizing
AN**S3MK100AN**S3MK150Nickel Plating
SF**S3MK100SF**S3MK150S45CSPCCS45CBlack Oxide Coating
SN**S3MK100SN**S3MK150Nickel Plating

Keyless Timing Belt Pulley High-Torque S5M

TypeMaterialSurface Treatment
Belt Width: 10mmBelt Width: 15mmBelt Width: 25mmPulleyFlangeBushingPulleyFlangeBushing
A：11 W：16A：17 W：22A：27 W：32
AW**S5MK100AW**S5MK150AW**S5MK25060616061S45CNatural AnodizingBlack Oxide Coating
AH**S5MK100AH**S5MK150AH**S5MK250Hard Anodizing
AN**S5MK100AN**S5MK150AN**S5MK250Nickel Plating
SF**S5MK100SF**S5MK150SF**S5MK250S45CSPCCS45CBlack Oxide Coating
SN**S5MK100SN**S5MK150SN**S5MK250Nickel Plating

Keyless Timing Belt Pulley High-Torque S8M

TypeMaterialSurface Treatment
Belt Width: 15mmBelt Width: 25mmBelt Width: 30mmBelt Width: 40mmPulleyFlangeBushingPulleyFlangeBushing
A：17 W：22A：28 W：33A：33 W：38A：44 W：49
AW**S8MK150AW**S8MK250AW**S8MK300AW**S8MK40060616061S45CNatural AnodizingBlack Oxide Coating
AH**S8MK150AH**S8MK250AH**S8MK300AH**S8MK400Hard Anodizing
SF**S8MK150SF**S8MK250SF**S8MK300SF**S8MK400S45CSPCCS45CBlack Oxide Coating
SN**S8MK150SN**S8MK250SN**S8MK300SN**S8MK400Nickel Plating

Keyless Timing Belt Pulley High-Torque HTD3M

TypeMaterialSurface Treatment
Belt Width: 10mmBelt Width: 15mmPulleyFlangeBushingPulleyFlangeBushing
A：11 W：15A：17 W：21
AW**3MK100AW**3MK15060616061S45CNatural AnodizingBlack Oxide Coating
AH**3MK100AH**3MK150Hard Anodizing
AN**3MK100AN**3MK150Nickel Plating
SF**3MK100SF**3MK150S45CS45CS45CBlack Oxide Coating
SN**3MK100SN**3MK150Nickel Plating

Keyless Timing Belt Pulley High-Torque HTD5M

TypeMaterialSurface Treatment
Belt Width: 10mmBelt Width: 15mmBelt Width: 25mmPulleyFlangeBushingPulleyFlangeBushing
A：11 W：16A：17 W：22A：27 W：32
AW**5MK100AW**5MK150AW**5MK25060616061S45CNatural AnodizingBlack Oxide Coating
AH**5MK100AH**5MK150AH**5MK250Hard Anodizing
AN**5MK100AN**5MK150AN**5MK250Nickel Plating
SF**5MK100SF**5MK150SF**5MK250S45CSPCCS45CBlack Oxide Coating
SN**5MK100SN**5MK150SN**5MK250Nickel Plating

Keyless Timing Belt Pulley High-Torque HTD8M

TypeMaterialSurface Treatment
Belt Width: 15mmBelt Width: 25mmBelt Width: 30mmBelt Width: 40mmPulleyFlangeBushingPulleyFlangeBushing
A：17 W：22A：28 W：33A：33 W：38A：44 W：49
AW**8MK150AW**8MK250AW**8MK300AW**8MK40060616061S45CNatural AnodizingBlack Oxide Coating
AB**8MK150AB**8MK250AB**8MK300AB**8MK400Black Anodizing
AH**8MK150AH**8MK250AH**8MK300AH**8MK400Hard Anodizing
AN**8MK150AN**8MK250AN**8MK300AN**8MK400Nickel Plating
SF**8MK150SF**8MK250SF**8MK300SF**8MK400S45CSPCCS45CBlack Oxide Coating
SN**8MK150SN**8MK250SN**8MK300SN**8MK400Nickel Plating

Keyless Timing Belt Pulley High-Torque P5M

TypeMaterialSurface Treatment
Belt Width: 10mmBelt Width: 15mmPulleyFlangeBushingPulleyFlangeBushing
A：11.6 W：16A：16.6 W：21
AW**P5MK100AW**P5MK15060616061S45CNatural AnodizingBlack Oxide Coating
AN**P5MK100AN**P5MK150Nickel Plating
SF**P5MK100SF**P5MK150S45CS45CS45CBlack Oxide Coating
SN**P5MK100SN**P5MK150Nickel Plating

Keyless Timing Belt Pulley High-Torque P8M

TypeMaterialSurface Treatment
Belt Width: 15mmBelt Width: 25mmPulleyFlangeBushingPulleyFlangeBushing
A：16.8 W：22A：27.8 W：33
AW**P8MK150AW**P8MK25060616061S45CNatural AnodizingBlack Oxide Coating
AH**P8MK150AH**P8MK250Hard Anodizing
AN**P8MK150AN**P8MK250Nickel Plating
 -SF**P8MK250S45CS45CS45CBlack Oxide Coating
 -SN**P8MK250Nickel Plating


Keyless Timing Belt Pulley High-Torque S3M

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Keyless Timing Belt Pulley High-Torque S5M

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Keyless Timing Belt Pulley High-Torque S8M

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Keyless Timing Belt Pulley High-Torque HTD3M

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Keyless Timing Belt Pulley High-Torque HTD5M

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Keyless Timing Belt Pulley High-Torque HTD8M

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Keyless Timing Belt Pulley High-Torque P5M

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Keyless Timing Belt Pulley High-Torque P8M

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Keyless Timing Belt Pulley High-Torque S3M

                                                                                                                          ④Pulley  Profile

image.pngimage.png

Tooth groove dimensions vary slightly depending on the number of teeth. Tooth pitch: (3mm)

  • The flanges are riveted. Confirm the number and size of bolts.

  • The inside of the shaft hole may not be surface treated.

  • Bushings are available in two types: ST and SH.

Keyless Timing Belt Pulley High-Torque S5M

                                                                                                             ④Pulley  Profile

image.pngimage.png

Tooth groove dimensions vary slightly depending on the number of teeth. Tooth pitch: (5mm)

  • The flange is riveted.

  • The inside of the shaft hole may not be surface treated.

  • The Y dimension (inside) refers to shaft diameters 12mm and larger.

  • With MLM bushing.

Keyless Timing Belt Pulley High-Torque S8M

                                                                                                          ④Pulley  Profile

image.pngimage.png

Tooth groove dimensions vary slightly depending on the number of teeth. Tooth pitch: (8mm)

  • The flanges are riveted. Confirm the number and size of bolts.

  • The inside of the shaft hole may not be surface treated.

  • Bushings are available in two types: ST and SH.

Keyless Timing Belt Pulley High-Torque HTD3M

                                                                                                   ④Pulley  Profile

image.pngimage.png

Tooth groove dimensions vary slightly depending on the number of teeth. Tooth pitch: (3mm)

  • The flanges are riveted. Confirm the number and size of bolts.

  • The inside of the shaft hole may not be surface treated.

  • Bushings are available in two types: ST and SH.

Keyless Timing Belt Pulley High-Torque HTD5M

                                                                                                                                              ④Pulley  Profile

image.pngimage.png

Tooth groove dimensions vary slightly depending on the number of teeth. Tooth pitch: (5mm)

  • The flanges are riveted. Confirm the number and size of bolts.

  • The inside of the shaft hole may not be surface treated.

  • Bushings are available in two types: ST and SH.

Keyless Timing Belt Pulley High-Torque HTD8M

                                                                                                                                            ④Pulley  Profile

image.pngimage.png

Tooth groove dimensions vary slightly depending on the number of teeth. Tooth pitch: (8mm)

  • The flanges are riveted. Confirm the number and size of the bolts.

  • The inside of the shaft hole may not be surface treated.

  • Bushings are available in two types: ST and SH.

Keyless Timing Belt Pulley High-Torque P5M

                                                                                                                ④Pulley  Profile

image.pngimage.png

Tooth groove dimensions vary slightly depending on the number of teeth. Tooth pitch: (5mm)

  • The flanges are riveted. Confirm the number and size of bolts.

  • The inside of the shaft hole may not be surface treated.

  • Bushings are available in two types: ST and SH.

Keyless Timing Belt Pulley High-Torque P8M

                                                                                                               ④Pulley  Profile

image.pngimage.png

Tooth groove dimensions vary slightly depending on the number of teeth. Tooth pitch: (8mm)

  • The flanges are riveted. Confirm the number and size of bolts.

  • The inside of the shaft hole may not be surface treated.

  • Bushings are available in two types: ST and SH.

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