# J80MM

**Manufacturer:** MARTIN  
**MPN:** `J80MM`

The Martin J 80 MM is a quick disconnect bushing designed for mounting pulleys, sheaves, or sprockets on a drive shaft. Made from Class 30 gray cast iron, it offers resistance to wear, galling, and corrosion. The bushing features a split through flange and taper for strong clamping, and a keyed design to prevent the shaft from rotating. A set screw over keyway helps secure the key in place on vertical shafts and with vibrating loads.

## Specifications

| Attribute | Value |
| --- | --- |
| Brand name | MARTIN |
| Manufacturer name | MARTIN |
| Manufacturer | MARTIN |
| Condition | NO |
| DimensionUnit | inch |
| Weight | 20.45 |
| height | 5.00 |
| length | 8.00 |
| moq | 1 |
| MPN | J80MM |
| multiple | 1 |
| qtyInStock | 0 |
| qtySource | Condition |
| SKU | D629052 |
| tierMinQty1 | 1 |
| tierPrice1 | 75.24 |
| width | 7.50 |

## Distributor availability

| Distributor | SKU | Price (USD) | Qty | Stock | MOQ |
| --- | --- | --- | --- | --- | --- |
| NRI Industrial | D629052 | 75.24 | 1 | None | 1 |

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