FASTENER LENGTH | 0.844 INCHES MINIMUM AND 0.875 INCHES MAXIMUM |
HEAD DIAMETER | 0.123 INCHES MINIMUM AND 0.137 INCHES MAXIMUM |
HEAD HEIGHT | 0.334 INCHES MINIMUM AND 0.359 INCHES MAXIMUM |
HEAD STYLE | ROUND |
INTERNAL DRIVE STYLE | CROSS RECESS TYPE 1 |
MATERIAL DOCUMENT AND CLASSIFICATION | QQ-B-613 ALLOY 260 1/4 H FED SPEC 1ST MATERIAL RESPONSE OR QQ-B-613 ALLOY 268 1/4 H FED SPEC 2ND MATERIAL RESPONSE OR QQ-B-626 ALLOY 260 1/4 H FED SPEC 1ST MATERIAL RESPONSE OR QQ-B-626 ALLOY 268 1/4 H FED SPEC 2ND MATERIAL RESPONSE OR QQ-W-321 ALLOY 260 1/4 H FED SPEC 1ST MATERIAL RESPONSE OR QQ-W-321 ALLOY 270 1/4 H FED SPEC 3RD MATERIAL RESPONSE OVERALL |
MATERIAL | COPPER ALLOY 260 OR COPPER ALLOY 268 OR COPPER ALLOY 270 OVERALL |
NONMACHINE NOMINAL THREAD DIAMETER | 0.190 INCHES |
NONMACHINE THREAD STYLE | GIMLET POINT (TYPE A, AB OR BA) |