QD28XH300 Timing Pulley, 28 Teeth, XH Pitch


Price:
$ 417.88

Description

QD28XH300 Timing Pulley, 28 Teeth, XH Pitch

The QD28XH300 is a 28-tooth XH (0.875 in trapezoidal) timing pulley. It mounts with an industry-standard bushing, sold separately, machined from steel with a black oxide finish, built for 3 in wide belts. Machined from solid stock, never sintered or powdered metal.

Specifications

Type D1F pulley construction dimension diagram

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

Specification Value
Part Number QD28XH300
Teeth 28
Pitch XH (0.875 in trapezoidal)
For Belt Width 3 in
Pitch Diameter 7.7986 in
Outside Diameter 7.6886 in
Flange Diameter 8.375 in
Bore Accepts E bushing (not included)
Face Width 3.625 in
Overall Length 3.906 in
Construction Quick Disconnect Hub
Flange Material Steel
Material Steel (no sintered or powdered metal)
Finish Black Oxide
Weight 22.9 lb
Country of Origin China

Applications

  • Instrumentation, office equipment, and precision positioning drives
  • 3D printers and desktop CNC equipment
  • Robotics, medical devices, and packaging machinery

Belt Compatibility

The QD28XH300 runs XH (0.875 in trapezoidal) belts in 3 in width. The pitch is standardized, so belt and pulley brands can be mixed.

Cross Reference

The QD28XH300 interchanges with these equivalent part numbers, per published manufacturer interchange data:

Manufacturer Equivalent Part Number
TB Woods® 28XH300
Regal Rexnord (Browning®) 28XH300E
Jason Industrial 28XH300E
Ametric 28 XH 300
Powerdrive QD28XH300
Continental (ContiTech) 28XH300-E

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 QD28XH300 pulley?

XH (0.875 in trapezoidal) timing belts in 3 in width from any manufacturer. The pitch is standardized, so belt and pulley brands can be mixed.

Does the QD28XH300 replace the TB Woods 28XH300?

Yes. Published interchange data crosses the QD28XH300 directly to the TB Woods 28XH300, as well as Regal Rexnord 28XH300E, Jason Industrial 28XH300E, Ametric 28 XH 300. Verify dimensions and bore before ordering.

Does the QD28XH300 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 QD28XH300?

Houston warehouse, same-day shipping on stock items.

Call (888) 203-2358

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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