- 8V Belt Size
 - 6 Number of Grooves
 - 21 in Outside Diameter
 - Taperlock Bushing Type
 - 1.937 in Minimum Bore Range
 
description
- Martin v-belt sheaves meet the toughest demands of industry.
 
features
- Martin produces a complete line of QD and taper-bushed sheaves, both stock and made-to-order
 - Interchangeable with other manufacturers' sheaves and bushings
 - Statically balanced, they are designed for rim speeds of up to 6,500 ft/min
 - Sheave sizes range from 2.6" to 88" diameter
 
options
- Special ductile iron sheaves can be designed for rim speeds up to 10,000 ft/min
 
| Inch/Metric | Inch | 
| Bushing Series | 5050 | 
| M | 1.625 in | 
| Bushing Type | Taperlock | 
| Overall Length | 7.13 in | 
| Belt Match | 1, 6 | 
| Type | Arm/Spoke | 
| No. of Grooves | 6 | 
| Bushing Part Number | 4545 | 
| 8V Pitch Dia. | 21 in | 
| Bore Type | Bushed | 
| Material | Cast Iron | 
| Bushing Mount | Standard | 
| E (Knuckle Width) | 0.5 in | 
| Belt Size | 8V | 
| Bore Range [Min] | 1.937 in | 
| Bore Range [Max] | 4.25 in | 
| Length Through Bore | 4.5 in | 
| Outside Dia. | 21 in | 
| Pitch Diameter | 21.2 in | 
| Weight | 250.0 LB | 
| EAN or UPC | 697950158051 | 
        
