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National Stock Number:
5306-01-323-5544
Federal Supply Class:
5306
National Item Identification Number:
013235544
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:
| 458300 | 11862 | GENERAL MOTORS CORP CHEVROLET MOTOR DIV SPECIAL PRODUCTS DEPT | | 458300 | 7X677 | GENERAL MOTORS LLC |
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Techincal Specification:
| EXTENDED WASHER DIAMETER | 0.449 INCHES MINIMUM AND 0.469 INCHES MAXIMUM | | EXTENDED WASHER THICKNESS | 0.070 INCHES MINIMUM AND 0.080 INCHES MAXIMUM | | FASTENER LENGTH | 0.719 INCHES MINIMUM AND 0.750 INCHES MAXIMUM | | HEAD HEIGHT | 0.265 INCHES MINIMUM AND 0.285 INCHES MAXIMUM | | HEAD STYLE | HEXAGON EXTENDED WASHER | | NOMINAL THREAD DIAMETER | 0.312 INCHES | | THREAD CLASS | 2A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.653 INCHES MINIMUM AND 0.663 INCHES MAXIMUM | | THREAD QUANTITY PER INCH | 24 | | THREAD SERIES DESIGNATOR | UNRF | | WIDTH BETWEEN FLATS | 0.367 INCHES NOMINAL |
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