| HEAD COUNTERSINK ANGLE | 99.00 DEGREES MINIMUM AND 101.00 DEGREES MAXIMUM |
| HEAD HEIGHT | 0.124 INCHES MAXIMUM |
| HEAD DIAMETER | 0.770 INCHES NOMINAL |
| HEAD STYLE | FLAT COUNTERSUNK REVERSE KEYED |
| KEY LENGTH | 0.124 INCHES MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-W-405 FED SPEC ALL MATERIAL RESPONSES OVERALL |
| MATERIAL | STEEL COMP 1108 OR STEEL COMP 1110 OVERALL |
| NOMINAL THREAD SIZE | 0.375 INCHES |
| NUT DIAMETER | 0.486 INCHES MINIMUM AND 0.490 INCHES MAXIMUM |
| NUT LENGTH | 1.110 INCHES MINIMUM AND 1.140 INCHES MAXIMUM |
| NUT STYLE | BLIND RIVET W/SMOOTH ROUND SHANK |
| SHANK END TYPE | OPEN |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY 1,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | CADMIUM OVERALL |
| THREAD CLASS | 3B |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD QUANTITY PER INCH | 16 |
| THREAD SERIES | UNC |