| COLLAR STYLE | THREADED (BREAK OFF) TYPE |
| COLLAR INSIDE DIAMETER | 0.257 INCHES MINIMUM AND 0.261 INCHES MAXIMUM |
| COLLAR OUTSIDE DIAMETER | 0.405 INCHES MINIMUM AND 0.412 INCHES MAXIMUM |
| COLLAR OVERALL HEIGHT | 0.455 INCHES MINIMUM AND 0.476 INCHES MAXIMUM |
| HEAT TREATMENT | T-73 SOLUTION HEAT TREATED OVERALL |
| LUBRICATION | CETYL ALCOHOL |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-225/9 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | ALUMINUM ALLOY 7075 OVERALL |
| NOMINAL THREAD SIZE | 0.250 INCHES |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | ANODIZE OVERALL |
| THREAD CLASS | 3B |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD SERIES DESIGNATOR | UNJF |
| THREAD QUANTITY PER INCH | 28 |