| FASTENER LENGTH | 0.875 INCHES NOMINAL0.875 INCHES NOMINAL |
| HEAD DIAMETER | 0.287 INCHES MINIMUM AND 0.287 INCHES MINIMUM AND 0.309 INCHES MAXIMUM0.309 INCHES MAXIMUM |
| HEAD HEIGHT | 0.107 INCHES MINIMUM AND 0.107 INCHES MINIMUM AND 0.120 INCHES MAXIMUM0.120 INCHES MAXIMUM |
| HEAD STYLE | ROUNDROUND |
| INTERNAL DRIVE STYLE | SLOTSLOT |
| MATERIAL | STEEL OVERALLSTEEL OVERALL |
| NONDEFINITIVE SPEC/STD DATA | 1 TYPE AND 1 TYPE AND 1S STYLE1S STYLE |
| NONMACHINE NOMINAL THREAD DIAMETER | 0.164 INCHES0.164 INCHES |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416 TY 2 CL 3 FED SPEC 1ST TREATMENT RESPONSE AND QQ-P-416 TY 2 CL 3 FED SPEC 1ST TREATMENT RESPONSE AND QQ-P-416 TY 2 CL 3 FED STD 1ST TREATMENT RESPONSE OR QQ-P-416 TY 2 CL 3 FED STD 1ST TREATMENT RESPONSE OR QQ-Z-325 TY 2 CL 3 FED SPEC 3RD TREATMENT RESPONSE OVERALLQQ-Z-325 TY 2 CL 3 FED SPEC 3RD TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | CADMIUM AND CADMIUM AND CHROMATE OR CHROMATE OR ZINC OVERALLZINC OVERALL |