18XHQ400 Timing Pulley, 18 Teeth, XH Pitch


Price:
$ 481.23

Description

18XHQ400 Timing Pulley, 18 Teeth, XH Pitch

The 18XHQ400 is a 18-tooth XH (0.875 in trapezoidal) timing pulley. It mounts with an industry-standard bushing, sold separately, machined from ductile iron, built for 4 in wide belts. Machined from solid stock, never sintered or powdered metal.

Specifications

Type 9 pulley construction dimension diagram

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

Specification Value
Part Number 18XHQ400
Teeth 18
Pitch XH (0.875 in trapezoidal)
For Belt Width 4 in
Pitch Diameter 5.0134 in
Outside Diameter 4.9034 in
Flange Diameter 5.563 in
Bore Accepts Q3 bushing (not included)
Face Width 4.688 in
Overall Length 5.719 in
Construction Split Taper Hub
Flange Material Steel
Material Ductile Iron (no sintered or powdered metal)
Weight 13.653 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 18XHQ400 runs XH (0.875 in trapezoidal) belts in 4 in width. The pitch is standardized, so belt and pulley brands can be mixed.

Cross Reference

The 18XHQ400 interchanges with these equivalent part numbers, per published manufacturer interchange data:

Manufacturer Equivalent Part Number
Regal Rexnord (Browning®) 18XHQ400
Powerdrive 18XHQ400

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 18XHQ400 pulley?

XH (0.875 in trapezoidal) timing belts in 4 in width from any manufacturer. The pitch is standardized, so belt and pulley brands can be mixed.

Does the 18XHQ400 replace the Regal Rexnord 18XHQ400?

Yes. Published interchange data crosses the 18XHQ400 directly to the Regal Rexnord 18XHQ400, as well as Powerdrive 18XHQ400. Verify dimensions and bore before ordering.

Does the 18XHQ400 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 18XHQ400?

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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