| EXTENDED WASHER THICKNESS | 0.040 INCHES MINIMUM AND 0.050 INCHES MAXIMUM |
| EXTENDED WASHER DIAMETER | 0.510 INCHES MINIMUM AND 0.530 INCHES MAXIMUM |
| FASTENER LENGTH | 0.928 INCHES MINIMUM AND 0.948 INCHES MAXIMUM |
| FEATURES PROVIDED | FINISHED HEAD |
| GRIP LENGTH | 0.378 INCHES MINIMUM AND 0.438 INCHES MAXIMUM |
| HEAD HEIGHT | 0.250 INCHES MINIMUM AND 0.270 INCHES MAXIMUM |
| HEAD STYLE | DOUBLE HEXAGON W/HOLE |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 7472 ASSN STD 1ST MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL CORROSION RESISTING OVERALL |
| NOMINAL THREAD DIAMETER | 0.216 INCHES |
| NONSTANDARD THREAD PITCH DIAMETER | +0.1574 TO 0.1599 INCHES |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | NAVY SPECIAL PROJECT |
| THREAD QUANTITY PER INCH | 24 |
| THREAD SERIES DESIGNATOR | UNS |
| WIDTH BETWEEN FLATS | 0.241 INCHES MINIMUM AND 0.253 INCHES MAXIMUM |
| SURFACE TREATMENT | PASSIVATE OVERALL |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.510 INCHES MINIMUM AND 0.550 INCHES MAXIMUM |