FASTENER LENGTH | 0.953 INCHES MINIMUM AND 1.000 INCHES MAXIMUM |
HEAD DIAMETER | 0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM |
HEAD HEIGHT | 0.091 INCHES MINIMUM AND 0.103 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 | 0.138 INCHES |
NONMACHINE THREAD STYLE | GIMLET POINT (TYPE A, AB OR BA) |