| EXTENDED WASHER DIAMETER | 0.374 INCHES MINIMUM AND 0.375 INCHES MAXIMUM |
| EXTENDED WASHER THICKNESS | 0.075 INCHES MINIMUM AND 0.080 INCHES MAXIMUM |
| FASTENER LENGTH | 1.365 INCHES MINIMUM AND 1.385 INCHES MAXIMUM |
| HEAD HEIGHT | 0.230 INCHES MINIMUM AND 0.240 INCHES MAXIMUM |
| HEAD STYLE | HEXAGON EXTENDED WASHER |
| HOLE CONFIGURATION STYLE | HEXAGON FLATS |
| HOLE DIAMETER | 0.035 INCHES NOMINAL |
| HOLE QUANTITY | 1 |
| HOLE TYPE | DRILLED |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5645 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL OVERALL |
| NOMINAL THREAD DIAMETER | 0.190 INCHES |
| SHOULDER DIAMETER | 0.2490 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM FIRST SHOULDER |
| SHOULDER SHAPE | ROUND FIRST SHOULDER |
| SHOULDER LENGTH | 1.005 INCHES MINIMUM AND 1.015 INCHES MAXIMUM FIRST SHOULDER |
| WIDTH BETWEEN FLATS | 0.302 INCHES MINIMUM AND 0.312 INCHES MAXIMUM |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | ASTM A380 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | PASSIVATE OVERALL |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.300 INCHES MINIMUM AND 0.330 INCHES MAXIMUM |
| THREAD QUANTITY PER INCH | 32 |
| THREAD SERIES DESIGNATOR | UNIFIED NATIONAL JOINT FINE (UNJF) |