| EXTENDED WASHER DIAMETER | 0.322 INCHES MINIMUM AND 0.348 INCHES MAXIMUM |
| EXTENDED WASHER THICKNESS | 0.019 INCHES MINIMUM AND 0.031 INCHES MAXIMUM |
| FASTENER LENGTH | 0.409 INCHES MINIMUM AND 0.440 INCHES MAXIMUM |
| HEAD HEIGHT | 0.118 INCHES MINIMUM AND 0.141 INCHES MAXIMUM |
| HEAD STYLE | HEXAGON EXTENDED WASHER |
| INTERNAL DRIVE STYLE | W/O INTERNAL DRIVE |
| MATERIAL | STEEL OVERALL |
| NONMACHINE NOMINAL THREAD DIAMETER | 0.164 INCHES |
| NONMACHINE THREAD STYLE | BLUNT (TYPE TT) |
| WIDTH BETWEEN FLATS | 0.244 INCHES MINIMUM AND 0.250 INCHES MAXIMUM |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | GM 4342-M CAGE 16764 MFR REF SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | DICHROMATE ZINC OVERALL |