# YA40-3/4 46140 Gear - Boston

**Manufacturer:** Boston Gear  
**MPN:** `YA40-3/4`

The Boston Gear YA403/4 Spur Gear is a steel gear with a 20 pitch, 0.750" bore, and 2.100" outer diameter. It features a 0.500" face width and 40 teeth. With a pressure angle of 20 degrees, this gear offers a high load capacity. Made from low carbon steel, it is suitable for applications where high hardness and strength are not required. This gear transmits torque between parallel shafts, providing rotational power to another part of a motorized system.

## Specifications

| Attribute | Value |
| --- | --- |
| Brand name | Boston Gear |
| Manufacturer name | Boston Gear |
| Manufacturer | Boston Gear |
| CategoryL1 | Gears & Gear Racks |
| CategoryL2 | Gears |
| CategoryL3 | Spur Gears |
| CategoryL4 | External Tooth Spur Gears |
| Extra Product Name | YA40-3/4 46140 Gear - Boston |
| moq | 1 |
| MPN | YA40-3/4 |
| multiple | 1 |
| qtyInStock | 0 |
| SKU | 37389 |
| snippet | 46140 YA40-3/4 DIAMETRAL PITCH: 20 D.P. TEETH: 40 PRESSURE ANGLE: 20 DEGREE |
| tierMinQty1 | 1 |
| tierPrice1 | 71.23 |

## Distributor availability

| Distributor | SKU | Price (USD) | Qty | Stock | MOQ |
| --- | --- | --- | --- | --- | --- |
| MRO Supply | 37389 | 71.23 | 1 | None | 1 |
| Applied Industrial | 101753193 |  |  | None | 1 |

---
Structured data: `/python/html6/product/500/247000000/247452000/part_--YA4034---BostonGear--222b8a15b6.json`  
Search API: https://www.dataalchemy.com/api/  
MCP server: https://www.dataalchemy.com/mcp