| FASTENER LENGTH | 0.188 INCHES MINIMUM AND 0.250 INCHES MAXIMUM |
| HEAD DIAMETER | 0.225 INCHES MINIMUM AND 0.235 INCHES MAXIMUM |
| HEAD HEIGHT | 0.063 INCHES MINIMUM AND 0.073 INCHES MAXIMUM |
| HEAD STYLE | FILLISTER |
| INTERNAL DRIVE STYLE | CROSS RECESS TYPE 1 |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-B-626,1/2 H FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | COPPER ALLOY 360 OVERALL |
| NOMINAL THREAD DIAMETER | 0.138 INCHES |
| POINT LENGTH | 0.031 INCHES MINIMUM AND 0.062 INCHES MAXIMUM |
| POINT STYLE | DOG |
| POINT DIAMETER | 0.062 INCHES MINIMUM AND 0.094 INCHES MAXIMUM |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY 1,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | CADMIUM OVERALL |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.109 INCHES MINIMUM AND 0.172 INCHES MAXIMUM |
| THREAD QUANTITY PER INCH | 32 |
| THREAD SERIES DESIGNATOR | UNIFIED NATIONAL COARSE (UNC) |