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Alternate Products
- 8V Belt Size
- 4 Number of Grooves
- 21.2 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
| Sheave Type | TB |
| Belt Cross Section | 8V |
| Bushing Mount | Standard |
| 8V Pitch Dia. | 21 in |
| Length Through Bore | 4.5 in |
| Inch/Metric | Inch |
| Belt Match | 1, 4 |
| Construction Internal | Web |
| Overall Length | 4.88 in |
| Pitch Dia. | 21.2 in |
| No. of Grooves | 4 |
| Bushing Bore Size [Max] | 4.5 in |
| Bushing Style | TB |
| Material | Cast Iron |
| Outside Dia. | 21.20 in |
| Bushing Series | 4545 |
| Belt Size | 8V |
| Material External Use | Cast Iron |
| Bushing Bore Size [Min] | 1.938 in |
| Bushing Type | Taperlock |
| Bore Range [Max] | 4.25 in |
| Face Width | 4.875 in |
| Bushing Part Number | 4545 |
| Bore Range [Min] | 1.937 in |
| Material Internal Use | Cast Iron |
| Type | Web |
| Pitch Diameter | 21 in |
| O.D. | 21.2 in |
| Bushing Bore [Min] | 1.938 in |
| M | 0.375 in |
| Bore Type | Bushed |
| E (Knuckle Width) | 0 in |
| Weight | 146.0 LB |
| EAN or UPC | 697950156293 |
