| FASTENER LENGTH | 1.5625 INCHES NOMINAL |
| GRIP LENGTH | 1.0625 INCHES NOMINAL |
| HEAD HEIGHT | 0.102 INCHES MINIMUM AND 0.112 INCHES MAXIMUM |
| HEAD STYLE | STRAIGHT PAN |
| HEAD MAJOR DIAMETER | 0.490 INCHES MINIMUM AND 0.520 INCHES MAXIMUM |
| LUBRICATION | CETYL ALCOHOL, SPEC 305, HI-SHEAR CORP |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS-S-6049 ASSN STD 1ST MATERIAL RESPONSE OR AMS6322 ASSN STD 2ND MATERIAL RESPONSE OR AMS6349 ASSN STD 3RD MATERIAL RESPONSE OR AMS6382 ASSN STD 4TH MATERIAL RESPONSE OR AMS6415 ASSN STD 5TH MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL COMP 8740 OR STEEL COMP 4140 OR STEEL COMP 4340 OVERALL |
| MINIMUM TENSILE STRENGTH | 160000 POUNDS PER SQUARE INCH |
| NOMINAL THREAD SIZE | 0.3125 INCHES |
| SHANK DIAMETER | 0.3266 INCHES MINIMUM AND 0.3276 INCHES MAXIMUM |
| SHANK STYLE | PIN-RIVET, STRAIGHT, THREADED |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416, TYPE II, CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | CADMIUM OVERALL |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD QUANTITY PER INCH | 24 |
| THREAD SERIES DESIGNATOR | UNIFIED NATIONAL JOINT FINE (UNJF) |
| WIDTH BETWEEN FLATS | 0.160 INCHES MINIMUM AND 0.180 INCHES MAXIMUM |