Description
2VP42x7/8 Adjustable Pitch Sheave, 2 Grooves, 3.95 in OD
The 2VP42x7/8 is a 2-groove adjustable pitch sheave with a 3.95 in outside diameter, fully machined from cast iron and statically balanced, supplied with a 7/8 in Bore.
Specifications
| Specification | Value |
|---|---|
| Part Number | 2VP42x7/8 |
| Belt Section | VP |
| Grooves | 2 |
| Outside Diameter | 3.95 in |
| Bore | 7/8 in Bore |
| Material | Cast Iron, fully machined, statically balanced |
| Weight | 4.4 lb |
| Country of Origin | China |
Applications
- Tuning driven speed on fans and blowers without changing components
- HVAC balancing and airflow adjustment
- Fractional horsepower drives needing field-adjustable ratios
Cross Reference
The 2VP42x7/8 interchanges with these equivalent part numbers, per published manufacturer interchange data:
| Manufacturer | Equivalent Part Number |
|---|---|
| Martin | 2VP42 7/8 |
| Gates® | 2VP42.7/8 |
| TB Woods® | 2VP4278 |
| Regal Rexnord (Browning®) | 2VP42x7/8 |
| Carlisle | 2VP42-7/8 |
| Masterdrive | 2VP42-7/8 |
| Maurey | 2VP42 X 7/8 |
| Jason Industrial | 2VP42-7/8 |
| Optibelt | 2VP42-7/8 |
| Grainger | 5UHX2 |
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 2VP42x7/8 replace the Martin 2VP42 7/8 sheave?
Yes. Published interchange data crosses the 2VP42x7/8 directly to the Martin 2VP42 7/8, as well as Gates 2VP42.7/8, TB Woods 2VP4278, Regal Rexnord (Browning) 2VP42x7/8. Verify groove count, diameter, and bore or bushing before ordering.
How does an adjustable pitch sheave like the 2VP42x7/8 work?
The sheave flanks thread apart or together, changing the effective pitch diameter and therefore the driven speed. Adjust with the belt off, set both flanks evenly, and lock the set screw before running.
Does the 2VP42x7/8 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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