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- 4 in Output Shaft
- 80:1 Ratio
- Hollow Output
- 12 Unit Size
- 284TC/286TC Frame
| Type | Helical Bevel |
| Unit Size | 12 |
| Frame | 284TC/286TC |
| Input Configuration | Quill Mount |
| Keyway | 1 x 0.445 x 16.14 |
| Box Length | 31.73 in |
| Box Height | 23.23 in |
| Model | A |
| Input (Shaft or Bore) Size | 1 7/8 in |
| Output (Shaft or Bore) Size | 4 in |
| Reduction Type | Triple |
| Bolt Centers w/ Std. Base Kit (in) | 13.78 x 12.99 |
| Output Configuration | Hollow Output |
| Box Width | 15 3/4 in |
| Series | UB |
| Base to Shaft Center Height w/Std. Base Kit | 14.76 in |
| Ratio | 80:1 |
| Hole Dia. | 1.54 in |
| Output RPM @ 1750 rpm Input | 21.88 rpm |
| Weight | 1219.68 LB |
| EAN or UPC | 782934184567 |
