| COLLAR INSIDE DIAMETER | 0.268 INCHES MINIMUM AND 0.272 INCHES MAXIMUM |
| COLLAR OUTSIDE DIAMETER | 0.418 NOMINAL MILS AND 0.422 NOMINAL CENTIMETERS |
| COLLAR OVERALL HEIGHT | 0.552 INCHES MAXIMUM |
| COLLAR STYLE | THREADED (BREAK OFF) TYPE |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5643 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL CORROSION RESISTING OVERALL |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | COLLAR, PRELOAD, TENSION, 17-4PH CORROSION RESISTANT STEEL (NOMINAL AND OVERSIZE) |
| PROPRIETARY CHARACTERISTICS | PACS |
| NOMINAL THREAD SIZE | 0.250 INCHES |
| SURFACE TREATMENT | CADMIUM OVERALL |
| THREAD CLASS | 3B |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD QUANTITY PER INCH | 28 |
| THREAD SERIES DESIGNATOR | UNJF |