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National Stock Number:
5306-01-407-9480
Federal Supply Class:
5306
National Item Identification Number:
014079480
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:
| AN12C67 | 88044 | AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE |
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Techincal Specification:
| THREAD DIRECTION | RIGHT-HAND | | FASTENER LENGTH | 7.0312 INCHES NOMINAL | | MATERIAL | STEEL CORROSION RESISTING OVERALL | | THREAD LENGTH | 1.0937 INCHES NOMINAL | | HEAD STYLE | HEXAGON | | THREAD SERIES DESIGNATOR | UNF | | NOMINAL THREAD DIAMETER | 0.750 INCHES | | THREAD QUANTITY PER INCH | 16 | | THREAD CLASS | 3A | | HEAD HEIGHT | 0.390 INCHES MINIMUM AND | | 0.422 INCHES MAXIMUM | | WIDTH BETWEEN FLATS | 1.053 INCHES MINIMUM AND | | 1.066 INCHES MAXIMUM | | GRIP LENGTH | 5.9375 INCHES NOMINAL | | DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER | 6.8125 INCHES NOMINAL FIRST HOLE | | SHANK UNTHREADED HOLE DIAMETER | 0.141 INCHES MINIMUM AND | | 0.151 INCHES MAXIMUM FIRST HOLE | | SPEC/STD CONTROLLING DATA | | | MANUFACTURERS CODE | 88044 | | DEFINITIVE GOVERNMENT SPEC/STD REFERENCE | AN12C67 |
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