| INTERNAL DRIVE STYLE | CROSS RECESS TYPE 1 |
| MATERIAL ACCOMMODATED THICKNESS | 0.031 INCHES MINIMUM AND 0.062 INCHES MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5737 ASSN STD SINGLE MATERIAL RESPONSE FASTENER |
| MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A493 ASSN STD SINGLE MATERIAL RESPONSE PRIMARY WASHER |
| MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A582 ASSN STD ALL MATERIAL RESPONSES STAND-OFF |
| MATERIAL | IRON ALLOY 660 FASTENER |
| MATERIAL | STEEL COMP 303 STAND-OFF OR STEEL COMP 303 PLUS X STAND-OFF OR STEEL COMP 303PB STAND-OFF OR STEEL COMP 303SE STAND-OFF |
| MATERIAL | STEEL COMP 302 PRIMARY WASHER OR STEEL COMP 304 PRIMARY WASHER OR STEEL COMP 305 PRIMARY WASHER OR STEEL COMP 384 PRIMARY WASHER |
| PROPRIETARY CHARACTERISTICS | PACS |
| MINIMUM TENSILE STRENGTH | 180000 POUNDS PER SQUARE INCH |
| NOMINAL THREAD DIAMETER | 0.164 INCHES |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | PASSIVATE OVERALL |
| THREAD LENGTH | 0.180 INCHES NOMINAL |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD QUANTITY PER INCH | 32 |
| THREAD SERIES DESIGNATOR | UNC |
| FASTENER LENGTH | 0.512 INCHES NOMINAL |
| HEAD DIAMETER | 0.312 INCHES NOMINAL |
| HEAD HEIGHT | 0.110 INCHES NOMINAL |
| HEAD STYLE | PAN |