QD22H300 Timing Pulley, 22 Teeth, H Pitch


Price:
$ 137.03

Description

QD22H300 Timing Pulley, 22 Teeth, H Pitch

The QD22H300 is a 22-tooth H (0.500 in trapezoidal) timing pulley. It mounts with an industry-standard bushing, sold separately, machined from ductile iron with a black oxide finish, built for 3 in wide belts. Machined from solid stock, never sintered or powdered metal.

Specifications

Type E1F pulley construction dimension diagram

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

Specification Value
Part Number QD22H300
Teeth 22
Pitch H (0.500 in trapezoidal)
For Belt Width 3 in
Pitch Diameter 3.5014 in
Outside Diameter 3.4474 in
Flange Diameter 3.735 in
Bore Accepts SD bushing (not included)
Face Width 3.375 in
Overall Length 3.375 in
Construction Quick Disconnect Hub
Flange Material Steel
Material Ductile Iron (no sintered or powdered metal)
Finish Black Oxide
Weight 4.725 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 QD22H300 runs H (0.500 in trapezoidal) belts in 3 in width. The pitch is standardized, so belt and pulley brands can be mixed.

Cross Reference

The QD22H300 interchanges with these equivalent part numbers, per published manufacturer interchange data:

Manufacturer Equivalent Part Number
Martin 22H300 SD
TB Woods® 22H300
Regal Rexnord (Browning®) 22H300SD
Mitsuboshi QD22H300
Jason Industrial 22H300SD
Ametric 22H300.SD
Grainger 809VF7
Powerdrive QD22H300
Continental (ContiTech) 22H300-SD

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 QD22H300 pulley?

H (0.500 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 QD22H300 replace the Martin 22H300 SD?

Yes. Published interchange data crosses the QD22H300 directly to the Martin 22H300 SD, as well as TB Woods 22H300, Regal Rexnord 22H300SD, Mitsuboshi QD22H300. Verify dimensions and bore before ordering.

Does the QD22H300 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 QD22H300?

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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