MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M | 96906 |
FASTENER LENGTH | 0.219 INCHES MINIMUM AND 0.250 INCHES MAXIMUM |
HEAD STYLE | FLAT COUNTERSUNK |
HEAD DIAMETER | 0.195 INCHES MINIMUM AND 0.225 INCHES MAXIMUM |
INTERNAL DRIVE STYLE | CROSS RECESS TYPE 1 |
NONMACHINE THREAD STYLE | GIMLET POINT (TYPE A, AB OR BA) |
COUNTERSINK ANGLE | 80.0 DEGREES MINIMUM AND 82.0 DEGREES MAXIMUM |
NONMACHINE NOMINAL THREAD DIAMETER | 0.112 INCHES |
MATERIAL | COPPER ALLOY OVERALL |
MATERIAL DOCUMENT AND CLASSIFICATION | QQ-B-613 1/4 HARD FED SPEC 1ST MATERIAL RESPONSE OVERALL OR QQ-B-626 1/4 HARD FED SPEC 1ST MATERIAL RESPONSE OVERALL OR QQ-W-321 1/4 HARD FED SPEC 1ST MATERIAL RESPONSE OVERALL OR QQ-B-613 1/4 HARD FED SPEC 2ND MATERIAL RESPONSE OVERALL OR QQ-B-626 1/4 HARD FED SPEC 2ND MATERIAL RESPONSE OVERALL OR QQ-W-321 1/4 HARD FED SPEC 3RD MATERIAL RESPONSE OVERALL |
STYLE DESIGNATOR | 14A NON-LOADING GROOVE, NON-SEPARABLE |
TERMINAL TYPE AND QUANTITY | 3 TAB, SOLDER LUG |
An unhardened externally threaded fastener whose continuous thread extends from a gimlet point for a distance of approximately two-thirds of the length of the screw and which is designed to be driven with an inserted driver. |