| COLLAR STYLE | THREADED (BREAK OFF) TYPE |
| COLLAR INSIDE DIAMETER | 0.333 INCHES NOMINAL |
| COLLAR OUTSIDE DIAMETER | 0.465 INCHES MINIMUM AND 0.475 INCHES MAXIMUM |
| COLLAR OVERALL HEIGHT | 0.522 INCHES MINIMUM AND 0.552 INCHES MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS5520 ASSN STD 1ST MATERIAL RESPONSE OR AMS5528 ASSN STD 2ND MATERIAL RESPONSE OR AMS5643 ASSN STD 3RD MATERIAL RESPONSE WASHER |
| MATERIAL DOCUMENT AND CLASSIFICATION | ASTMA582 ASSN STD SINGLE MATERIAL RESPONSE COLLAR |
| MATERIAL | STEEL COMP 303SE BODY |
| MATERIAL | STEEL COMP 632 OR STEEL COMP 631 OR STEEL COMP 630 WASHER |
| NOMINAL THREAD SIZE | 0.250 INCHES |
| SPECIAL FEATURES | COLLAR LUBRICATION IS SOLID FILM LUBE PER AS5272, TYPE 1 |
| SURFACE TREATMENT | PASSIVATE WASHER |
| THREAD CLASS | 3B |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD SERIES DESIGNATOR | UNJF |
| THREAD QUANTITY PER INCH | 28 |