| FASTENER LENGTH | 1.035 INCHES MINIMUM AND 1.055 INCHES MAXIMUM |
| GRIP LENGTH | 0.500 INCHES NOMINAL |
| HEAD HEIGHT | 0.130 INCHES MINIMUM AND 0.140 INCHES MAXIMUM |
| HEAD STYLE | UNIVERSAL |
| HEAD MAJOR DIAMETER | 0.375 INCHES NOMINAL |
| MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-5000 MIL STD SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL OVERALL |
| SHANK DIAMETER | 0.373 INCHES MINIMUM AND 0.374 INCHES MAXIMUM |
| SHANK STYLE | STRAIGHT |
| SPECIFICATION/STANDARD DATA | 73197-HL20-12-8 PROFESSIONAL/INDUSTRIAL ASSOCIATION SPECIFICATION |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY1,CL2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | CADMIUM OVERALL |