| FASTENER LENGTH | 0.625 INCHES NOMINAL |
| GRIP LENGTH | 0.308 INCHES MINIMUM AND 0.323 INCHES MAXIMUM |
| HEAD HEIGHT | 0.037 INCHES MINIMUM AND 0.047 INCHES MAXIMUM |
| HEAD MAJOR DIAMETER | 0.242 INCHES MINIMUM AND 0.262 INCHES MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-5000 MIL SPEC SINGLE MATERIAL RESPONSE OR MIL-S-5626 MIL SPEC SINGLE MATERIAL RESPONSE OR MIL-S-6049 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL COMP E4340 OR STEEL COMP 4140 OR STEEL COMP 8740 OVERALL |
| MINIMUM TENSILE STRENGTH | 180000 POUNDS PER SQUARE INCH |
| NOMINAL THREAD SIZE | 0.164 INCHES |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | PROTRUDING SHEAR HEAD ALLOY STEEL 1/16TH GRIP VARIATION |
| SHANK DIAMETER | 0.163 INCHES MINIMUM AND 0.164 INCHES MAXIMUM |
| SHANK STYLE | PIN-RIVET, STRAIGHT, THREADED |
| SPECIAL FEATURES | END ITEM HC130N NVIS;THREADED END CHAMFER 1/32 IN BY 45 DEGREES;HEAT TREAT 108,000 TO 120,000 PSI SHEAR PER MIL-H-6875;FINISH WITH CADMIUM AND CETYL ALCOHOL LUBE PER HI-SHEAR SPEC 305 |
| WIDTH BETWEEN FLATS | 0.079 INCHES MINIMUM AND 0.080 INCHES MAXIMUM |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TYPE2,CLASS2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | CADMIUM OVERALL |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD QUANTITY PER INCH | P0.157 |
| THREAD SERIES DESIGNATOR | UNJC |