| CONCENTRIC HOLE DIAMETER | 0.045 INCHES MINIMUM AND 0.050 INCHES MAXIMUM |
| COUNTERBORE DEPTH | 0.199 INCHES NOMINAL |
| COUNTERBORE DIAMETER | 0.196 INCHES MINIMUM AND 0.216 INCHES MAXIMUM |
| EXTENDED WASHER DIAMETER | 0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM |
| EXTENDED WASHER THICKNESS | 0.070 INCHES MINIMUM AND 0.080 INCHES MAXIMUM |
| FASTENER LENGTH | 0.802 INCHES MINIMUM AND 0.822 INCHES MAXIMUM |
| HEAD HEIGHT | 0.365 INCHES MINIMUM AND 0.385 INCHES MAXIMUM |
| HEAD STYLE | DOUBLE HEXAGON W/HOLE |
| HOLE CONFIGURATION STYLE | ROUND |
| HOLE DIAMETER | 0.065 INCHES NOMINAL |
| HOLE QUANTITY | 4 |
| HOLE TYPE | DRILLED |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5732 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | IRON ALLOY 660 OVERALL |
| NOMINAL THREAD DIAMETER | 0.312 INCHES |
| PRECIOUS MATERIAL | SILVER |
| PRECIOUS MATERIAL AND LOCATION | OVERALL SILVER |
| WIDTH BETWEEN FLATS | 0.367 INCHES MINIMUM AND 0.376 INCHES MAXIMUM |
| STYLE DESIGNATOR | COUNTERBORE UNTHREADED |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | AMS 2410 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | SILVER OVERALL |
| THREAD CLASS | 1A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.802 INCHES MINIMUM AND 0.822 INCHES MAXIMUM |
| THREAD SERIES DESIGNATOR | UNF |
| THREAD QUANTITY PER INCH | 24 |