| EXTENDED WASHER THICKNESS | 0.090 INCHES MINIMUM AND 0.110 INCHES MAXIMUM |
| EXTENDED WASHER DIAMETER | 0.560 INCHES NOMINAL |
| FASTENER LENGTH | 1.975 INCHES MINIMUM AND 2.065 INCHES MAXIMUM |
| FEATURES PROVIDED | SLEEVE AND LOCK WASHER AND FLAT WASHER |
| HEAD STYLE | HEXAGON |
| LOCKING FEATURE | LOCKWASHER HEAD |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS5731 ASSN STD SINGLE MATERIAL RESPONSE AND AMS5737 ASSN STD SINGLE MATERIAL RESPONSE FASTENER |
| MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-5059 MIL SPEC SINGLE MATERIAL RESPONSE PRIMARY WASHER |
| MATERIAL DOCUMENT AND CLASSIFICATION | MS35338 MIL SPEC SINGLE MATERIAL RESPONSE SECONDARY WASHER |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE OR ASTM-A-582 ASSN STD SINGLE MATERIAL RESPONSE OR AMS5640 ASSN STD SINGLE MATERIAL RESPONSE RING |
| MATERIAL | STEEL CORROSION RESISTING FASTENER |
| MATERIAL | STEEL CORROSION RESISTING PRIMARY WASHER |
| MATERIAL | STEEL CORROSION RESISTING SECONDARY WASHER |
| MATERIAL | STEEL CORROSION RESISTING RING |
| NOMINAL THREAD DIAMETER | 0.250 INCHES |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | PASSIVATE OVERALL |
| THREAD LENGTH | 0.360 INCHES MINIMUM AND 0.390 INCHES MAXIMUM |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD QUANTITY PER INCH | 28 |
| THREAD SERIES DESIGNATOR | UNF |
| WIDTH BETWEEN FLATS | 0.428 INCHES MINIMUM AND 0.438 INCHES MAXIMUM |