# 12SMPB 12SX1 1/2 MPB SF FLANGE

**Manufacturer:** TB Woods  
**MPN:** `12SMPB`

## Specifications

| Attribute | Value |
| --- | --- |
| Brand name | TB Woods |
| Manufacturer name | TB Woods |
| Manufacturer | TB Woods |
| CategoryL1 | Shaft Couplings and Collars |
| CategoryL2 | Gear Couplings |
| CategoryL3 | Complete Units |
| Extra Product Name | 12SMPB 12SX1 1/2 MPB SF FLANGE |
| moq | 1 |
| MPN | 12SMPB |
| multiple | 1 |
| qtyInStock | 0 |
| SKU | 339148 |
| snippet | 12SMPB 12SX1 1/2 MPB SF FLANGE |
| tierMinQty1 | 1 |
| tierPrice1 | 197.23 |
| Bore size | 1 1/2 in |
| Dimension (in) (S) | 3/4 |
| Set screw distance | 0.75 |
| Setscrew size, location | 1/2 13 UNC, One over KS and at 90 Degrees |
| Setscrew length (in) | 1/2 |
| Max speed | 2800 |
| Setscrew length | 0.5 |
| Max angular gap misalignment | 0.175 (in) with EPDM/Neoprene Sleeves and 0.042 (in) with Hytrel Sleeves |
| Dimension (in) (D) | 10 |
| SF hub diameter | 5.75 |
| Material type | High strength cast iron |
| Setscrew Torque Requirment (ft lbs) | 50 |
| Horsepower Rating at 100 RPM | 66 |
| Min compatible bore size | 0.875 |
| Power rating at 100 RPM | 11 kW with EPDM or Neoprene sleeve, 37 kW with Hytrel sleeve |
| Screw size | Setscrew |
| Setscrew torque requirement | 50 |
| Max parallel misalignment | 16 |
| Dimension (in) (T) | 1-11/16 |
| Keyseat (in) | No KS, Suitable for reboring |
| Component WR? | 1.9395 |
| Screw type | Flange, Type S |
| Max RPM | 2800 |
| Torque rate | 9,360 (in-lbs) with EPDM or Neoprene sleeve; 31,500 (in-lbs) with Hytrel sleeve |
| Outside diameter | 10 |
| SF hub length | 28 |
| Bore tolerance (in) | +0.0005 to +0.0015 |
| Dimension (in) (C) | 4 |
| Max angular misalignment | 1? with EPDM/neoprene sleeves and 1/4? with hytrel sleeves |
| Bore tolerance | +.0005 to +.0015 |
| Dimension (in ) (E) | 1 9/32 |
| Length through bore | 4 |
| Coupling size | 12 |
| Torque | 9,360 in-lb with EPDM or Neoprene sleeve, 31,500 in-lb with Hytrel sleeve |
| Component WR2 (lbs ft2) | 1.9395 |
| Bore size (in) | 1 1/2 |
| Construction type | Finish bore |
| Keyseat size | No KS, Suitable for reboring |
| Dimension (in) (H) | 5 3/4 |
| Max compatible bore size | 3.9375 |
| Flange diameter | 10 |
| SF flange length | 1.6875 |

## Distributor availability

| Distributor | SKU | Price (USD) | Qty | Stock | MOQ |
| --- | --- | --- | --- | --- | --- |
| MRO Supply | 339148 | 197.23 | 1 | None | 1 |
| Applied Industrial | 100814902 |  |  | None | 1 |

---
Structured data: `/python/html6/product/500/194000000/194386000/part_--12SMPB---TBWoods--bcbe4bcbec.json`  
Search API: https://www.dataalchemy.com/api/  
MCP server: https://www.dataalchemy.com/mcp