Description
28L075-6FS7 Timing Pulley, 28 Teeth, L Pitch
The 28L075-6FS7 is a 28-tooth L (0.375 in trapezoidal) timing pulley with a 5/8 in minimum plain bore, machined from ductile iron with a black oxide finish, built for 0.75 in wide belts. Machined from solid stock, never sintered or powdered metal.
Specifications

Dimension key for this construction type. Values for this part number are in the table below.
| Specification | Value |
|---|---|
| Part Number | 28L075-6FS7 |
| Teeth | 28 |
| Pitch | L (0.375 in trapezoidal) |
| For Belt Width | 0.75 in |
| Pitch Diameter | 3.3423 in |
| Outside Diameter | 3.3123 in |
| Flange Diameter | 3.566 in |
| Bore | 5/8 in minimum plain bore |
| Face Width | 1 in |
| Overall Length | 1.5 in |
| Hub Diameter | 2.25 in |
| Construction | Standard Hub |
| Flange Material | Steel |
| Material | Ductile Iron (no sintered or powdered metal) |
| Finish | Black Oxide |
| Weight | 2.648 lb |
| Country of Origin | United States. ISO 9001:2015 certified manufacturing. |
Applications
- Instrumentation, office equipment, and precision positioning drives
- 3D printers and desktop CNC equipment
- Robotics, medical devices, and packaging machinery
Belt Compatibility
The 28L075-6FS7 runs L (0.375 in trapezoidal) belts in 0.75 in width. The pitch is standardized, so belt and pulley brands can be mixed.
Cross Reference
The 28L075-6FS7 interchanges with these equivalent part numbers, per published manufacturer interchange data:
| Manufacturer | Equivalent Part Number |
|---|---|
| Dodge® | 28L075-MPB |
| Martin | 28L075 |
| Regal Rexnord (Browning®) | 28LB075 |
| Mitsuboshi | 28L075-6FS7 |
| McMaster-Carr | 6495K887 |
| Powerdrive | 28L075-6FS7 |
Always verify dimensions and bore size before substituting part numbers across manufacturers.
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Multi-unit and OEM quantities qualify for volume discounts. Call or email for a quantity quote.
Frequently Asked Questions
What belts fit the 28L075-6FS7 pulley?
L (0.375 in trapezoidal) timing belts in 0.75 in width from any manufacturer. The pitch is standardized, so belt and pulley brands can be mixed.
Does the 28L075-6FS7 replace the Dodge 28L075-MPB?
Yes. Published interchange data crosses the 28L075-6FS7 directly to the Dodge 28L075-MPB, as well as Martin 28L075, Regal Rexnord 28LB075, Mitsuboshi 28L075-6FS7. Verify dimensions and bore before ordering.
Does the 28L075-6FS7 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 28L075-6FS7?
Houston warehouse, same-day shipping on stock items.
Call (888) 203-2358All 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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