# Boston Gear (Altra) - YB28 - Spur Gear, 20* pressure angle, 16 DP, 28 teeth, plain bore - Allied Electronics & Automation

**Manufacturer:** Boston Gear (Altra)  
**MPN:** `YB28`

The Boston Gear YB28 Spur Gear is a steel gear with a 16 pitch, 0.625 inch bore, 1.875 inch outside diameter, and 0.750 inch face width. It has 28 teeth and a diametral pitch of 16. This gear is designed to transmit torque between parallel shafts, providing rotational power to another part of a motorized system. Its low carbon steel construction is suitable for applications where higher levels of hardness and strength are not required.

## 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) - YB28 - Spur Gear, 20* pressure angle, 16 DP, 28 teeth, plain bore - Allied Electronics & Automation |
| moq | 1 |
| MPN | YB28 |
| multiple | 1 |
| qtyInStock | 0 |
| SKU | 71839139 |
| snippet | Spur Gear, 20* pressure angle, 16 DP, 28 teeth, plain bore |

## Distributor availability

| Distributor | SKU | Price (USD) | Qty | Stock | MOQ |
| --- | --- | --- | --- | --- | --- |
| Allied Electronics | 71839139 |  |  | None | 1 |
| us.rs-online.com | 71839139 | 47.7 | 1 | 2 | 1 |

---
Structured data: `/python/html6/product/500/6500000/6705000/part_--YB28---BostonGearAltra--0cb3b6d292.json`  
Search API: https://www.dataalchemy.com/api/  
MCP server: https://www.dataalchemy.com/mcp