| FASTENER LENGTH | 0.875 INCHES NOMINAL |
| HEAD DIAMETER | 0.357 INCHES MINIMUM AND 0.373 INCHES MAXIMUM |
| HEAD HEIGHT | 0.122 INCHES MINIMUM AND 0.132 INCHES MAXIMUM |
| HEAD STYLE | PAN NO. 2 |
| INTERNAL DRIVE STYLE | CROSS RECESS TYPE III |
| MATERIAL DOCUMENT AND CLASSIFICATION | FLAT WASHER-AMS-QQ-S-763A CLASS 302 CONDITION B OR CLASS 304 CONDITION A, OR CLASS 384. CONSITION A ASSN STD 1ST MATERIAL RESPONSE AND LOCK WASHER-NAS-35338 NATIONAL STD/SPEC 2ND MATERIAL RESPONSE AND SCREW IAW MS51957 MIL SPEC 3RD MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL CORROSION RESISTING OVERALL |
| NOMINAL THREAD DIAMETER | 0.190 INCHES |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | SCREW, PAN HEAD, ASSEMBLED WASHERS, STANDARD SHOULDER WASHER |
| PRIMARY WASHER STYLE | FLAT |
| PRIMARY WASHER MATERIAL THICKNESS | 0.029 INCHES MINIMUM AND 0.035 INCHES MAXIMUM |
| WASHER QUANTITY | 2 |
| SUPPLEMENTARY FEATURES | WASHERS NOT IDENTICAL/PRIMARY WASHER OUTSIDE DIAMETER 0.433 TO 0.453 IN |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | AMS-QQ-P-35 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | PASSIVATE OVERALL |
| THREAD CLASS | 2A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD QUANTITY PER INCH | 32 |
| THREAD SERIES DESIGNATOR | UNF |