Description
72-5M09-6A5 Powerhouse® HTD Timing Pulley, 72 Teeth, 5M Pitch, 3/8 in Bore
The 72-5M09-6A5 is a 72-tooth 5 mm HTD® compatible timing pulley with a 3/8 in finished bore, machined from aluminum with a clear anodized finish. Machined from solid stock, never sintered or powdered metal. Powerhouse® HTD pulleys fit drives using HTD® curvilinear belts of the same pitch and width.
$50 minimum order on drive components. Mix and match any pulleys, bushings, sheaves, sprockets, and accessories in your cart to reach the $50 minimum. Questions? Call (888) 203-2358.
Specifications

Dimension key for this construction type. Values for this part number are in the table below.
| Specification | Value |
|---|---|
| Part Number | 72-5M09-6A5 |
| Teeth | 72 |
| Pitch | 5 mm HTD® compatible |
| Pitch Diameter | 4.5115 in |
| Outside Diameter | 4.4665 in |
| Bore | 3/8 in finished bore |
| Face Width | 0.546 in |
| Overall Length | 0.937 in |
| Hub Diameter | 1.5 in |
| Construction | Standard Hub |
| Set Screws | 2 x 10-32 |
| Material | Aluminum (no sintered or powdered metal) |
| Finish | Clear Anodized |
| Weight | 0.939 lb |
| Country of Origin | United States. ISO 9001:2015 certified manufacturing. |
Applications
- HTD curvilinear belt drives on industrial equipment
- Conveyors, packaging, and warehouse automation
- Replacing worn pulleys on existing HTD drives
Cross Reference
The 72-5M09-6A5 interchanges with these equivalent part numbers, per published manufacturer interchange data:
| Manufacturer | Equivalent Part Number |
|---|---|
| Gates® | P72-5M-09AL |
| Stock Drive Products (SDP/SI) | A 6A25-072NF0912 |
| Neuman | 72M5-L09M-6 |
| York | 72-5M-09 X 3/8 |
| Powerdrive | 72-5M09-6A5 |
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
Does the 72-5M09-6A5 replace the Gates P72-5M-09AL?
Yes. Published interchange data crosses the 72-5M09-6A5 directly to the Gates P72-5M-09AL, as well as Stock Drive Products A 6A25-072NF0912, Neuman 72M5-L09M-6, York 72-5M-09 X 3/8. Verify dimensions and bore before ordering.
Does the 72-5M09-6A5 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 72-5M09-6A5?
Houston warehouse, same-day shipping on stock items.
Call (888) 203-2358Powerhouse® is a registered trademark of its owner. HTD® is a registered trademark of Gates Corporation. 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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