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National Stock Number:
5306-01-538-5197
Federal Supply Class:
5306
National Item Identification Number:
015385197
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:
| AS3580-4-20 | 0U583 | SAE INTERNATIONAL | | AS3580-4-20 | 81343 | SOCIETY OF AUTOMOTIVE ENGINEERS INC | | PL L25190G21 REV BA IT: NO 93521 | 07482 | GENERAL ELECTRIC COMPANY |
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Techincal Specification:
| EXTENDED WASHER DIAMETER | 0.428 INCHES MINIMUM AND 0.448 INCHES MAXIMUM | | EXTENDED WASHER THICKNESS | 0.060 INCHES MINIMUM AND 0.080 INCHES MAXIMUM | | FASTENER LENGTH | 1.240 INCHES MINIMUM AND 1.260 INCHES MAXIMUM | | HEAD HEIGHT | 0.293 INCHES MINIMUM AND 0.313 INCHES MAXIMUM | | HEAD STYLE | DOUBLE HEXAGON EXTENDED WASHER | | MATERIAL | NICKEL ALLOY 718 OVERALL | | NOMINAL THREAD DIAMETER | 0.250 INCHES | | WIDTH BETWEEN FLATS | 0.375 INCHES NOMINAL | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 1.250 INCHES NOMINAL | | THREAD QUANTITY PER INCH | 28 | | THREAD SERIES DESIGNATOR | UNJF |
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