| FIRST END STYLE | SQUARESQUARE |
| FIRST STEP DIAMETER | 0.170 INCHES MINIMUM AND 0.170 INCHES MINIMUM AND 0.172 INCHES MAXIMUM0.172 INCHES MAXIMUM |
| FIRST STEP LENGTH | 0.045 INCHES NOMINAL0.045 INCHES NOMINAL |
| HEAD STYLE | FLAT CHAMFERFLAT CHAMFER |
| HEIGHT | 0.045 INCHES MINIMUM AND 0.050 INCHES MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A582 ASSN STD ALL MATERIAL RESPONSES OVERALL |
| MATERIAL | STEEL COMP 303 OR STEEL COMP 303SE OVERALL |
| PIN HEAD DIAMETER | 0.265 INCHES NOMINAL0.265 INCHES NOMINAL |
| SECOND STEP DIAMETER | 0.150 INCHES NOMINAL0.150 INCHES NOMINAL |
| SECOND STEP LENGTH | 0.436 INCHES MINIMUM AND 0.436 INCHES MINIMUM AND 0.441 INCHES MAXIMUM0.441 INCHES MAXIMUM |
| STYLE DESIGNATOR | SHOULDER |
| SURFACE FINISH | 125.0 MICROINCHES OVERALL |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | ESS001 FSCM 81873 MFR REF SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | PASSIVATE OVERALL |
| UNDER HEAD LENGTH | 0.481 INCHES MINIMUM AND 0.481 INCHES MINIMUM AND 0.486 INCHES MAXIMUM0.486 INCHES MAXIMUM |