| FASTENER LENGTH | 1.000 INCHES NOMINAL |
| HEAD STYLE | UNIVERSAL |
| HEAD HEIGHT | 0.054 INCHES NOMINAL |
| SHANK DIAMETER | 0.124 INCHES MINIMUM AND 0.128 INCHES MAXIMUM |
| SHANK STYLE | STRAIGHT |
| HEAD MAJOR DIAMETER | 0.250 INCHES NOMINAL |
| SHEAR STRENGTH | 49000 SINGLE POUNDS PER SQUARE INCH |
| MATERIAL | NICKEL ALLOY 400 OR NICKEL ALLOY R-405 OVERALL |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-N-281 FED SPEC ALL MATERIAL RESPONSES OVERALL |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |