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National Stock Number:
5306-01-480-1902
Federal Supply Class:
5306
National Item Identification Number:
014801902
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:
| AS3237-18 | 0U583 | SAE INTERNATIONAL | | AS3237-18 | 81343 | SOCIETY OF AUTOMOTIVE ENGINEERS INC |
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Techincal Specification:
| CRITICALITY CODE JUSTIFICATION | AGAV | | EXTENDED WASHER THICKNESS | 0.060 INCHES NOMINAL | | EXTENDED WASHER DIAMETER | 0.428 INCHES MINIMUM AND 0.448 INCHES MAXIMUM | | FASTENER LENGTH | 1.240 INCHES MINIMUM AND 1.260 INCHES MAXIMUM | | GRIP DIAMETER | 0.222 INCHES MINIMUM AND 0.232 INCHES MAXIMUM | | GRIP LENGTH | 0.369 INCHES NOMINAL | | HEAD HEIGHT | 0.293 INCHES MINIMUM AND 0.313 INCHES MAXIMUM | | HEAD STYLE | DOUBLE HEXAGON W/HOLE | | MATERIAL | NICKEL ALLOY 718 OVERALL | | NOMINAL THREAD DIAMETER | 0.250 INCHES | | WIDTH BETWEEN FLATS | 0.312 INCHES NOMINAL | | THREAD DIRECTION | RIGHT-HAND | | THREAD CLASS | 3A | | THREAD LENGTH | 0.740 INCHES MINIMUM AND 0.760 INCHES MAXIMUM | | THREAD SERIES DESIGNATOR | UNJF | | THREAD QUANTITY PER INCH | 28 |
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