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Martin Sprocket 5 3V 690 SK HI-CAP QD SHEAVE

BRAND: Martin Sprocket | MODEL: 5 3V 690 SK | CONDITION: NEW | SKU: 255279
Martin Sprocket 5 3V 690 SK HI-CAP QD SHEAVE

Image for Illustration purposes only,
Actual product may vary
In Stock - Ready to Ship: see availability
Returnable: see conditions
Shipping from?: see locations Ships in 1 day
Weight: 9.00 lbs UOM: EA

Additional Description


Hi cap sheaves (narrow v-belts) are manufactured from class 30 gray iron (30,000 tensile strength) and can have a maximum speed of 6500 FPM. All Martin sheaves are statically balanced. Dynamic balancing should be considered for any sheaves exceeding 5000 FPM, or if they will be used on equipment where vibration is a problem. Martin has extensive inventories of both QD and TB style V-Belt sheaves to run with “3V, 5V, and 8V belts.
Material Cast Iron Outside Diameter 6.900 in.
Number Of Grooves 5 Bushing Min Bore Size 0.500 in.
Belt Cross Section 3V Bushing Max Bore Size 2.625 in.
Bushing Style QD Face Width 2.313 in.
Bushing Part Number SK Sheave Construction Web
Pitch Diameter 6.850 in.
Storage Dimension Length 7.625 in. Weight 9.00 lbs.
Storage Dimension Width 7.625 in. Packaging Yes
Storage Dimension Height 2.500 in.