# Boston Gear (Altra) - YJ42B - Spur Gear,6 DP,20* PA,2"Face,42 Teeth,7.333"OD,1-1/4"Bore, KW,no SS,Cast Iro - Allied Electronics & Automation, part of RS Group

**Manufacturer:** Boston Gear (Altra)  
**MPN:** `YJ42B`

This Boston Gear YJ42B spur gear is made of cast iron and features a 6-pitch design. It has a 1.250-inch bore and a 7.333-inch outside diameter. The gear's face width measures 2.000 inches and it has 42 teeth.

## Specifications

| Attribute | Value |
| --- | --- |
| Brand name | Boston Gear (Altra) |
| Manufacturer name | Boston Gear (Altra) |
| Manufacturer | Boston Gear (Altra) |
| Category | Industrial Controls/Mechanical Power Transmission/Gears & Gear Racks/Gears |
| Extra Product Name | Boston Gear (Altra) - YJ42B - Spur Gear,6 DP,20* PA,2"Face,42 Teeth,7.333"OD,1-1/4"Bore, KW,no SS,Cast Iro - Allied Electronics & Automation, part of RS Group |
| moq | 1 |
| MPN | YJ42B |
| multiple | 1 |
| qtyInStock | 0 |
| SKU | 71882681 |
| snippet | Spur Gear,6 DP,20* PA,2"Face,42 Teeth,7.333"OD,1-1/4"Bore, KW,no SS,Cast Iro |

## Distributor availability

| Distributor | SKU | Price (USD) | Qty | Stock | MOQ |
| --- | --- | --- | --- | --- | --- |
| Allied Electronics | 71882681 |  |  | None | 1 |
| motionindustries.com | 00372081 | 416.53 | 1 | None | 1 |

---
Structured data: `/python/html6/product/500/135000000/135420000/part_--YJ42B---BostonGearAltra--9a8d926cfc.json`  
Search API: https://www.dataalchemy.com/api/  
MCP server: https://www.dataalchemy.com/mcp