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National Stock Number:
5306-01-595-3559
Federal Supply Class:
5306
National Item Identification Number:
015953559
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:
| AS3251-07 | 0U583 | SAE INTERNATIONAL | | AS3251-07 | 58828 | CFM INTERNATIONAL INC | | J1494P06D | 58828 | CFM INTERNATIONAL INC | | AS3251-07 | 81343 | SOCIETY OF AUTOMOTIVE ENGINEERS INC |
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Techincal Specification:
| THREAD DIRECTION | RIGHT-HAND | | FASTENER LENGTH | 0.552 INCHES MINIMUM AND | | 0.572 INCHES MAXIMUM | | MATERIAL | STEEL OVERALL | | HEAD STYLE | DOUBLE HEXAGON | | THREAD SERIES DESIGNATOR | UNJ | | NOMINAL THREAD DIAMETER | 0.250 INCHES | | THREAD QUANTITY PER INCH | 28 | | THREAD CLASS | 3A | | HEAD HEIGHT | 0.213 INCHES MINIMUM AND | | 0.293 INCHES MAXIMUM | | WIDTH BETWEEN FLATS | 0.428 INCHES MINIMUM AND | | 0.448 INCHES MAXIMUM |
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