| COLLAR INSIDE DIAMETER | 0.268 INCHES MINIMUM AND 0.272 INCHES MAXIMUM | 
| COLLAR OUTSIDE DIAMETER | 0.505 INCHES MINIMUM AND 0.509 INCHES MAXIMUM | 
| COLLAR OVERALL HEIGHT | 0.532 INCHES MINIMUM AND 0.552 INCHES MAXIMUM | 
| COLLAR STYLE | THREADED (BREAK OFF) TYPE | 
| LUBRICATION | CETYL ALCOHOL, SPEC 305, HI-SHEAR CORP | 
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-637 FED SPEC SINGLE MATERIAL RESPONSE OVERALL | 
| MATERIAL | STEEL COMP 1137 OVERALL | 
| NOMINAL THREAD SIZE | 0.250 INCHES | 
| SPECIAL FEATURES | SEALING INSERT PLASTIC POLYTETRAFLUOROETHYLENE MIL-P-19468 IN SEAT | 
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TYPE 2,CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL | 
| SURFACE TREATMENT | CADMIUM OVERALL | 
| THREAD CLASS | 3B | 
| THREAD DIRECTION | RIGHT-HAND | 
| THREAD QUANTITY PER INCH | 28 | 
| THREAD SERIES DESIGNATOR | UNJF |