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National Stock Number:
5306-01-291-4509
Federal Supply Class:
5306
National Item Identification Number:
012914509
Description:
BOLT,MACHINE
Detail:
An externally threaded fastener designed for insertion through holes in assembled parts and normally intended to be tightened or released by torquing a nut. The threaded and unthreaded portions are both of one nominal diameter of 0.190 inch (5 mm) or larger. The head is not designed to be held or driven with an inserted driver or by the thumb and fingers. A locking feature may be incorporated in the design of the head or threads. Head dimensions and sizes of threaded and unthreaded portions shall conform to internationally recognized fastener standards. For items having a grip length portion machined to a tolerance of 0.0015 inch (0.038 mm) or less, BOLT, SHEAR. See also SCREW, CAP, HEXAGON HEAD and SCREW, MACHINE.
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Manufacturer Information:
| 4813752 | 88277 | THE BOEING COMPANY |
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Techincal Specification:
| EXTENDED WASHER DIAMETER | 1.000 INCHES NOMINAL | | EXTENDED WASHER THICKNESS | 0.256 INCHES NOMINAL | | FASTENER LENGTH | 2.994 INCHES NOMINAL | | HEAD HEIGHT | 2.256 INCHES NOMINAL | | HEAD STYLE | SQUARE EXTENDED WASHER | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-6758 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL COMP 4130 OVERALL | | MINIMUM TENSILE STRENGTH | 125000 POUNDS PER SQUARE INCH | | NOMINAL THREAD DIAMETER | 0.625 INCHES | | SPECIAL FEATURES | THREAD RELIEF 0.182 LONG BY 0.492 MIN TO 0.502 MAX. DIA. ROUND PORTION ABOVE EXTENDED WASHER 0.500 LONG BY 0.560 MIN. TO 0.565 MAX. DIA. OPTIONAL CENTER DRILL WITHIN HEAD FLATS 1.428 MIN. TO 1.562 LONG | | WIDTH BETWEEN FLATS | 0.493 INCHES MINIMUM AND 0.498 INCHES MAXIMUM | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416 FED SPEC SINGLE TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | CADMIUM OVERALL | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 2.812 INCHES NOMINAL | | THREAD QUANTITY PER INCH | 11 | | THREAD SERIES DESIGNATOR | UNC |
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