Description
6C50SK V-Belt Sheave, 6 Grooves, C Section, 5.4 in OD, SK Bushing
The 6C50SK is a 6-groove C section classical section V-belt sheave with a 5.4 in outside diameter, fully machined from cast iron and statically balanced. It mounts with an industry-standard SK QD® style bushing, sold separately, sized to your shaft. It runs C section V-belts.
Specifications
| Specification | Value |
|---|---|
| Part Number | 6C50SK |
| Belt Section | C |
| Grooves | 6 |
| Outside Diameter | 5.4 in |
| Face Width | 6.25 in |
| Bushing | SK series, QD® style (not included) |
| Material | Cast Iron, fully machined, statically balanced |
| Weight | 11 lb |
| Country of Origin | China |
Applications
- Classical section V-belt drives on fans, pumps, and compressors
- HVAC and refrigeration equipment
- General industrial machinery with A, B, or C section belts
- Replacing worn sheaves on existing drives
Cross Reference
The 6C50SK interchanges with these equivalent part numbers, per published manufacturer interchange data:
| Manufacturer | Equivalent Part Number |
|---|---|
| Martin | 6 C 50 SK |
| Gates® | QD6C5.0 |
| Carlisle | 6-C-50-SK |
| Masterdrive | 6C50SK |
| Maurey | 6C5.0 |
Always verify dimensions and bore size before substituting part numbers across manufacturers.
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Multi-unit and OEM quantities qualify for volume discounts. Call or email for a quantity quote.
Frequently Asked Questions
What belts run on the 6C50SK?
C section V-belts. These sections are standardized, so any manufacturer's belts of the correct section and length will run in the grooves.
Does the 6C50SK replace the Martin 6 C 50 SK sheave?
Yes. Published interchange data crosses the 6C50SK directly to the Martin 6 C 50 SK, as well as Gates QD6C5.0, Carlisle 6-C-50-SK, Masterdrive 6C50SK. Verify groove count, diameter, and bore or bushing before ordering.
What bushing does the 6C50SK use?
A SK series QD style bushing, sold separately. SK is an industry-standard bushing size, so any manufacturer's standard SK bushing fits. Order the bushing bore that matches your shaft diameter.
Does the 6C50SK ship from Houston?
Yes. Stock items ship same day from our Houston, Texas warehouse. Call (888) 203-2358 to confirm availability.
QD® is a registered trademark of TB Woods/Regal Rexnord. All third-party part numbers and trademarks referenced, including Dodge®, Gates®, Martin, TB Woods®, Browning®, and others shown in the cross reference table, are the property of their respective owners. References are for compatibility identification only and do not imply affiliation or endorsement.
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