| COLLAR INSIDE DIAMETER | 0.270 INCHES NOMINAL |
| COLLAR OUTSIDE DIAMETER | 0.465 INCHES MINIMUM AND 0.475 INCHES MAXIMUM |
| COLLAR OVERALL HEIGHT | 0.570 INCHES NOMINAL |
| COLLAR STYLE | THREADED (BREAK OFF) TYPE |
| HEAT TREATMENT | T-6 SOLUTION HEAT TREATED COLLAR |
| LUBRICATION | CETYL ALCOHOL |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS5643 ASSN STD SINGLE MATERIAL RESPONSE OR AMS5528 ASSN STD 1ST MATERIAL RESPONSE OR AMS5520 ASSN STD 2ND MATERIAL RESPONSE WASHER |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-P-430 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-A-225/6 FED SPEC SINGLE MATERIAL RESPONSE COLLAR |
| MATERIAL | ALUMINUM ALLOY 2024 BODY |
| MATERIAL | STEEL COMP 630 OR STEEL COMP 631 OR STEEL COMP 632 WASHER |
| NOMINAL THREAD SIZE | 0.250 INCHES |
| SPECIAL FEATURES | HEAT TREAT COLLAR AGE TO T6 CONDITION PER MIL-H-6088 AND WASHER TO AGE H1025 FOR 17-4PH, AGE TO TH1050 CONDITION FOR 17-7PH AND 15-7MO PER MIL-H-6875;NO LUBRICANT ON WASHER;COLOR FINISH ANODIZE COLOR BROWN;GO THREAD GAGE PENETRATION SHALL BE 3/4 ON ONE REVOLUTION MINIMUM AFTER THREAD LOCK;SURFACE TEXTURE 125 MICROINCHES PER ANSI B46.1-1978;DIMENTIONS APPLY AFTER FINISH;DISIGNED FOR USE WITH PROTRUDING SHEAR HEAD AND 100 DEG FLUSH SHEAR HEAD PINS;COLLAR SHALL BE USED WITH ALLUMINUM STRUCTURAL MATERIAL ONLY AT TEMP NO EXCEEDING 350 DEG F;FOR USE ON SLOPED SURFACES UP TO 7 DEG MAX ON STANDARD AND 1/64 OVERSIZE PINS |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE BODY |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TYPE1,CLASS2 FED SPEC SINGLE TREATMENT RESPONSE WASHER |
| SURFACE TREATMENT | ANODIZE COLLAR |
| SURFACE TREATMENT | CADMIUM WASHER |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD CLASS | 3B |
| THREAD SERIES DESIGNATOR | UNJF |
| THREAD QUANTITY PER INCH | 28 |