| Part Number | PSC-279X90 |
| Overall Length | 2.520 |
| Thread Size | 1"-8 |
| Taper | CAT 50 |
| Knob Angle | 90 Degree |
| Knob Diameter | 0.934 |
| Flange to end of Knob | 1.223 |
| Flange to Beginning of Tap | 0.905 |
| Neck Diameter | 0.702 |
| Socket Size | RKS-CAT50 |
| Non-Coolant Version | N.A. |
| Coolant | Yes |
| O-Ring | No |
| Notes |