| EXTENDED WASHER THICKNESS | 18.97 MILLIMETERS MINIMUM AND 19.03 MILLIMETERS MAXIMUM |
| EXTENDED WASHER DIAMETER | 0.88 MILLIMETERS MINIMUM AND 1.00 MILLIMETERS MAXIMUM |
| FASTENER LENGTH | 21.82 MILLIMETERS MINIMUM AND 21.88 MILLIMETERS MAXIMUM |
| HEAD HEIGHT | 0.69 MILLIMETERS MINIMUM AND 0.75 MILLIMETERS MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | 1E360,FSCM 11083 MFR REF SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL COMP 1040 OVERALL |
| PROPRIETARY CHARACTERISTICS | PACS |
| NOMINAL THREAD DIAMETER | 0.625 INCHES |
| SHOULDER DIAMETER | 0.679 INCHES MINIMUM FOURTH HOLE AND 0.685 INCHES MAXIMUM FOURTH HOLE |
| SHOULDER DIAMETER | 0.679 INCHES MINIMUM SECOND SHOULDER AND 0.680 INCHES MAXIMUM SECOND SHOULDER |
| SHOULDER LENGTH | 1.18 MILLIMETERS NOMINAL FIRST SHOULDER |
| SHOULDER SHAPE | ROUND ALL SHOULDERS |
| WIDTH BETWEEN FLATS | 0.550 INCHES MINIMUM AND 0.565 INCHES MAXIMUM |
| THREAD CLASS | 2A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 3.08 MILLIMETERS MINIMUM AND 3.38 MILLIMETERS MAXIMUM |
| THREAD QUANTITY PER INCH | 11 |
| THREAD SERIES DESIGNATOR | UNC |