F140-8MX21-SF Powerhouse® MX Timing Pulley, 14 Teeth, 8MX Pitch


Price:
$ 439.94

Description

F140-8MX21-SF Powerhouse® MX Timing Pulley, 14 Teeth, 8MX Pitch

The F140-8MX21-SF is a 14-tooth 8 mm MX high torque timing pulley. It mounts with an industry-standard bushing, sold separately, machined from cast iron with a black oxide finish, built for 21mm wide belts. Machined from solid stock, never sintered or powdered metal. Powerhouse® MX pulleys run on the same high torque drives as Gates Poly Chain® GT® Carbon™ and Continental Synchrochain Carbon belts.

Specifications

Type C pulley construction dimension diagram

Dimension key for this construction type. Values for this part number are in the table below.

Specification Value
Part Number F140-8MX21-SF
Teeth 14
Pitch 8 mm MX high torque
For Belt Width 21mm
Pitch Diameter 14.0357 in
Outside Diameter 13.9727 in
Bore Accepts SF bushing (not included)
Face Width 1.203 in
Overall Length 1.75 in
Hub Diameter 25 in
Construction ACHE Sprocket with Quick Disconnect Hub
Material Cast Iron (no sintered or powdered metal)
Finish Black Oxide
Weight 27.3 lb
Country of Origin United States. ISO 9001:2015 certified manufacturing.

Applications

  • High torque, low speed drives replacing roller chain
  • Air cooled heat exchanger (ACHE) fan drives
  • Oil and gas pumping equipment
  • Material handling and conveyor drives
  • Weight-sensitive drives (webbed, lightened construction)

Belt Compatibility

The F140-8MX21-SF runs 8 mm MX high torque belts in 21mm width. The pitch is standardized, so belt and pulley brands can be mixed.

Cross Reference

The F140-8MX21-SF interchanges with these equivalent part numbers, per published manufacturer interchange data:

Manufacturer Equivalent Part Number
Dodge® F8MX-140S-21-SF
Martin F8MX140S21-SF
Gates® F8M-140S-21
Mitsuboshi F140-8MX21-SF
Powerdrive F140-8MX21-SF

Always verify dimensions and bore size before substituting part numbers across manufacturers.

Buying in bulk? Save on volume.

Multi-unit and OEM quantities qualify for volume discounts. Call or email for a quantity quote.

Frequently Asked Questions

What belts fit the F140-8MX21-SF pulley?

8 mm MX high torque timing belts in 21mm width from any manufacturer. The pitch is standardized, so belt and pulley brands can be mixed.

Does the F140-8MX21-SF replace the Dodge F8MX-140S-21-SF?

Yes. Published interchange data crosses the F140-8MX21-SF directly to the Dodge F8MX-140S-21-SF, as well as Martin F8MX140S21-SF, Gates F8M-140S-21, Mitsuboshi F140-8MX21-SF. Verify dimensions and bore before ordering.

Does the F140-8MX21-SF ship from Houston?

Yes. Stock items ship same day from our Houston, Texas warehouse. Call (888) 203-2358 to confirm availability.

Need a quote on F140-8MX21-SF?

Houston warehouse, same-day shipping on stock items.

Call (888) 203-2358

Powerhouse® is a registered trademark of its owner. Poly Chain®, GT®, and Carbon™ are trademarks of Gates Corporation. Synchrochain is a trademark of Continental. All third-party part numbers and trademarks referenced are the property of their respective owners. References are for compatibility identification only and do not imply affiliation or endorsement.

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