| FIRST END TAPER ANGLE | 15.0 DEGREES NOMINAL |
| FIRST END TAPER LENGTH | 4.85 MILLIMETERS MINIMUM AND 5.15 MILLIMETERS MAXIMUM |
| FIRST END STYLE | CHAMFERED |
| FIRST STEP DIAMETER | 14.85 MILLIMETERS MINIMUM AND 15.15 MILLIMETERS MAXIMUM |
| FIRST STEP LENGTH | 21.35 MILLIMETERS MINIMUM AND 21.65 MILLIMETERS MAXIMUM |
| HEAD STYLE | PAN NO. 2 (R1 NOT REQUIRED IN ITEM DESCRIPTION) |
| HEIGHT | 2.85 MILLIMETERS MINIMUM AND 3.15 MILLIMETERS MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | BS 970,PART 1,GRADE 605-36,CONDITION T NATIONAL STD/SPEC SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL OVERALL |
| PIN HEAD DIAMETER | 19.85 MILLIMETERS MINIMUM AND 20.15 MILLIMETERS MAXIMUM |
| SPECIAL FEATURES | 8 MM DRILL THROUGH THIRD STEP |
| SECOND STEP DIAMETER | 13.85 MILLIMETERS MINIMUM AND 14.15 MILLIMETERS MAXIMUM |
| SECOND STEP LENGTH | 16.00 MILLIMETERS NOMINAL |
| STYLE DESIGNATOR | SHOULDER |
| SURFACE FINISH | 1.6 MICROMETERS OVERALL |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | DEF-STAN 03-20 NATIONAL STD/SPEC ALL TREATMENT RESPONSES OVERALL |
| SURFACE TREATMENT | ZINC AND CHROMATE OVERALL |
| THIRD STEP DIAMETER | 14.85 MILLIMETERS MINIMUM AND 15.15 MILLIMETERS MAXIMUM |
| THIRD STEP LENGTH | 14.50 MILLIMETERS NOMINAL |
| UNDER HEAD LENGTH | 54.00 MILLIMETERS NOMINAL |