| FASTENER LENGTH | 0.660 INCHES MINIMUM AND 0.690 INCHES MAXIMUM |
| HEAD DIAMETER | 0.306 INCHES MINIMUM AND 0.322 INCHES MAXIMUM |
| HEAD HEIGHT | 0.085 INCHES MINIMUM AND 0.096 INCHES MAXIMUM |
| HEAD STYLE | PAN NO. 2 |
| INTERNAL DRIVE STYLE | SLOT |
| MATERIAL | STEEL OVERALL |
| NOMINAL THREAD DIAMETER | 0.164 INCHES |
| NONMACHINE THREAD STYLE | WIDE FLUTE (TYPE T) |
| PRIMARY WASHER OUTSIDE DIAMETER | 0.372 INCHES MINIMUM AND 0.383 INCHES MAXIMUM |
| PRIMARY WASHER STYLE | DOME INTERNAL TEETH |
| PRIMARY WASHER MATERIAL THICKNESS | 0.020 INCHES MINIMUM AND 0.025 INCHES MAXIMUM |
| SPECIAL FEATURES | TRIANGULAR SHAPED POINT IN LIEU OF FLUTES |
| WASHER QUANTITY | 1 |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | +45-M,FSCM 16764 MFR REF SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | CADMIUM OVERALL |
| THREAD CLASS | 2A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.570 INCHES MINIMUM AND 0.600 INCHES MAXIMUM |
| THREAD SERIES DESIGNATOR | UNIFIED NATIONAL COARSE (UNC) |
| THREAD QUANTITY PER INCH | 32 |