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National Stock Number:
5306-00-272-4892
Federal Supply Class:
5306
National Item Identification Number:
002724892
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:
| 274258PC2 | 10001 | NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER |
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Techincal Specification:
| THREAD DIRECTION | RIGHT-HAND | | FASTENER LENGTH | 1.365 INCHES MINIMUM AND | | 1.385 INCHES MAXIMUM | | MATERIAL | STEEL COMP 1020 OVERALL | | THREAD LENGTH | 0.875 INCHES MINIMUM AND | | 0.969 INCHES MAXIMUM | | HEAD STYLE | HEXAGON | | THREAD SERIES DESIGNATOR | UNC | | NOMINAL THREAD DIAMETER | 0.375 INCHES | | THREAD QUANTITY PER INCH | 16 | | THREAD CLASS | 3A | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-7097 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL | | HEAD HEIGHT | 0.274 INCHES MINIMUM AND | | 0.288 INCHES MAXIMUM | | WIDTH BETWEEN FLATS | 0.555 INCHES MINIMUM AND | | 0.569 INCHES MAXIMUM | | DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER | 1.266 INCHES NOMINAL FIRST HOLE | | SHANK UNTHREADED HOLE DIAMETER | 0.109 INCHES NOMINAL FIRST HOLE | | FEATURES PROVIDED | CASEHARDENED AND | | UNFINISHED HEAD | | SPECIAL FEATURES | 0.374 TO 0.375 IN. DIA OF SHANK | | PART NAME ASSIGNED BY CONTROLLING AGENCY | NAVY SPECIAL PROJECT |
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