Description
Representative image shown. Actual product appearance varies by size, bore, and configuration. Refer to the specifications table for exact dimensions of this part number.
63-8MX21-2012SS Timing Pulley, 63 Teeth, 8MX Pitch
The 63-8MX21-2012SS is a 63-tooth 8 mm MX high torque timing pulley. It mounts with an industry-standard bushing, sold separately, machined from stainless steel, built for 21mm wide belts. Machined from solid stock, never sintered or powdered metal.
Specifications
| Specification | Value |
|---|---|
| Part Number | 63-8MX21-2012SS |
| Teeth | 63 |
| Pitch | 8 mm MX high torque |
| For Belt Width | 21mm |
| Pitch Diameter | 6.3161 in |
| Bore | Accepts 2012 bushing (not included) |
| Material | Stainless Steel (no sintered or powdered metal) |
| Weight | 8.4 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 63-8MX21-2012SS runs 8 mm MX high torque belts in 21mm width. The pitch is standardized, so belt and pulley brands can be mixed.
Cross Reference
Match the specifications above, including size, pitch or section, and bore, to cross-reference this part against other manufacturers.
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 63-8MX21-2012SS pulley?
8 mm MX high torque timing belts in 21mm width from any manufacturer. The pitch is standardized, so belt and pulley brands can be mixed.
Does the 63-8MX21-2012SS 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 63-8MX21-2012SS?
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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