| EXTENDED WASHER DIAMETER | 0.299 INCHES MINIMUM AND 0.319 INCHES MAXIMUM |
| EXTENDED WASHER THICKNESS | 0.028 INCHES MINIMUM AND 0.036 INCHES MAXIMUM |
| FASTENER LENGTH | 0.407 INCHES MINIMUM AND 0.437 INCHES MAXIMUM |
| FEATURES PROVIDED | WASHER |
| HEAD DIAMETER | 0.262 INCHES MINIMUM AND 0.270 INCHES MAXIMUM |
| HEAD HEIGHT | 0.159 INCHES MINIMUM AND 0.164 INCHES MAXIMUM |
| HEAD STYLE | FLAT CHAMFER |
| INTERNAL DRIVE STYLE | HEXAGON |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS5731 ASSN STD SINGLE MATERIAL RESPONSE OR AMS5737 ASSN STD SINGLE MATERIAL RESPONSE FASTENER |
| MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A582 ASSN STD SINGLE MATERIAL RESPONSE OR AMS5640 ASSN STD SINGLE MATERIAL RESPONSE RING |
| MATERIAL | STEEL COMP 303 RING |
| MATERIAL | STEEL CORROSION RESISTING FASTENER |
| NOMINAL THREAD DIAMETER | 0.1640 INCHES |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OR AMS2700 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | PASSIVATE OVERALL |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.325 INCHES MINIMUM AND 0.355 INCHES MAXIMUM |
| THREAD SERIES DESIGNATOR | UNRC |
| THREAD QUANTITY PER INCH | 32 |
| WIDTH ACROSS FLATS | 0.141 INCHES NOMINAL |