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4 8V 4450 M QD Bushed Sheave for M

$2,826.48 Each


  • Typically ships in: 1 day
  • Weight: 369.0 lb
  • Free shipping on orders over $20

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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 44.500 in.
Number Of Grooves 4 Bushing Min Bore Size 2.000 in.
Belt Cross Section 8V Bushing Max Bore Size 5.500 in.
Bushing Style QD Face Width 4.875 in.
Bushing Part Number M Sheave Construction Arm/Spoke
Pitch Diameter 44.300 in.
Storage Dimension Length 44.500 in. Weight 369.00 lbs.
Storage Dimension Width 44.500 in. Packaging No
Storage Dimension Height 6.750 in.


Material Cast Iron
Outside Dia 44.500"

Return policy

Item must be unused.

Item must be in it's original package.

Restocking, shipping and handling fees may apply to any return with this manufacturer.

For more information please consult


Product's availability

State of California Proposition 65 Product Warning