| COLLAR INSIDE DIAMETER | 0.570 INCHES NOMINAL |
| COLLAR OUTSIDE DIAMETER | 0.885 INCHES MINIMUM AND 0.895 INCHES MAXIMUM |
| COLLAR OVERALL HEIGHT | 0.855 INCHES NOMINAL |
| COLLAR STYLE | THREADED (BREAK OFF) TYPE |
| HEAT TREATMENT | H-1025 STRAIN HARDENED COLLAR |
| HEAT TREATMENT | H-1025 STRAIN HARDENED WASHER |
| LUBRICATION | SOLID FILM |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS5643 ASSN STD 1ST MATERIAL RESPONSE OR AMS5528 ASSN STD 2ND MATERIAL RESPONSE OR AMS5520 ASSN STD 3RD MATERIAL RESPONSE WASHER |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS5643 ASSN STD SINGLE MATERIAL RESPONSE COLLAR |
| MATERIAL | STEEL COMP 630 OR STEEL COMP 631 OR STEEL COMP 632 WASHER |
| MATERIAL | STEEL COMP 630 BODY |
| NOMINAL THREAD SIZE | 0.437 INCHES |
| SPECIAL FEATURES | COLLAR,HI-LOK |
| THREAD CLASS | 3B |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD QUANTITY PER INCH | 20 |
| THREAD SERIES DESIGNATOR | UNIFIED NATIONAL JOINT FINE (UNJF) |