| BODY DIAMETER | 0.390 INCHES MINIMUM AND 0.430 INCHES MAXIMUM |
| FABRICATION METHOD | FORGED |
| MATERIAL DOCUMENT AND CLASSIFICATION | 66 FED STD SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL COMP 1010 OVERALL |
| NOMINAL THREAD SIZE | 0.138 INCHES |
| NONDEFINITIVE SPEC/STD DATA | A TYPE AND 1 STYLE |
| NUT STYLE | WING |
| OVERALL HEIGHT | 0.340 INCHES MINIMUM AND 0.470 INCHES MAXIMUM |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY 2,CL 3 FED SPEC ALL TREATMENT RESPONSES OVERALL |
| SURFACE TREATMENT | CADMIUM AND CHROMATE OVERALL |
| THREAD CLASS | 2B |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD QUANTITY PER INCH | 32 |
| THREAD SERIES | UNIFIED NATIONAL COARSE (UNC) |
| WING SPREAD WIDTH | 0.780 INCHES MINIMUM AND 0.910 INCHES MAXIMUM |