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National Stock Number:
5306-01-438-2381
Federal Supply Class:
5306
National Item Identification Number:
014382381
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:
| 497A10074-2 | 38597 | LOCKHEED MARTIN CORPORATION |
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Techincal Specification:
| THREAD DIRECTION | RIGHT-HAND | | FASTENER LENGTH | 2.500 INCHES NOMINAL | | MATERIAL | NICKEL ALLOY K-500 OVERALL | | PLASTIC POLYAMIDE LOCKING FEATURE | | THREAD LENGTH | 1.625 INCHES MINIMUM AND | | 1.750 INCHES MAXIMUM | | HEAD STYLE | FLAT COUNTERSUNK | | THREAD SERIES DESIGNATOR | UNC | | NOMINAL THREAD DIAMETER | 0.500 INCHES | | THREAD QUANTITY PER INCH | 13 | | THREAD CLASS | 2A | | HEAD DIAMETER | 0.910 INCHES NOMINAL | | COUNTERSINK ANGLE | 99.0 DEGREES MINIMUM AND | | 101.0 DEGREES MAXIMUM | | LOCKING FEATURE | STRIP THREADS | | SPECIAL FEATURES | LOCKING FEATURE HEIGHT 0.600 |
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