Description
19LF050X5/8 Timing Pulley, 19 Teeth, L Pitch, 5/8 in Bore
The 19LF050X5/8 is a 19-tooth L (0.375 in trapezoidal) timing pulley with a 5/8 in finished bore, machined from steel with a black oxide finish, built for 0.5 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 | 19LF050X5/8 |
| Teeth | 19 |
| Pitch | L (0.375 in trapezoidal) |
| For Belt Width | 0.5 in |
| Pitch Diameter | 2.268 in |
| Outside Diameter | 2.238 in |
| Flange Diameter | 2.5 in |
| Bore | 5/8 in finished bore |
| Flange Material | Steel |
| Material | Steel (no sintered or powdered metal) |
| Finish | Black Oxide |
| Weight | 1.023 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 19LF050X5/8 runs L (0.375 in trapezoidal) belts in 0.5 in width. The pitch is standardized, so belt and pulley brands can be mixed.
Cross Reference
The 19LF050X5/8 interchanges with these equivalent part numbers, per published manufacturer interchange data:
| Manufacturer | Equivalent Part Number |
|---|---|
| Powerdrive | 19LF050X5/8 |
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 19LF050X5/8 pulley?
L (0.375 in trapezoidal) timing belts in 0.5 in width from any manufacturer. The pitch is standardized, so belt and pulley brands can be mixed.
Does the 19LF050X5/8 replace the Powerdrive 19LF050X5/8?
Yes. Published interchange data crosses the 19LF050X5/8 directly to the Powerdrive 19LF050X5/8. Verify dimensions and bore before ordering.
Does the 19LF050X5/8 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 19LF050X5/8?
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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