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National Stock Number:
5306-00-619-4439
Federal Supply Class:
5306
National Item Identification Number:
006194439
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:
| MBEU3163 | U1604 | MARTIN-BAKER AIRCRAFT COMPANY LIMITED |
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Techincal Specification:
| FASTENER LENGTH | 1.437 INCHES NOMINAL | | FEATURES PROVIDED | UNFINISHED HEAD | | GRIP LENGTH | 1.130 INCHES NOMINAL | | HEAD HEIGHT | 0.170 INCHES MINIMUM AND 0.180 INCHES MAXIMUM | | HEAD STYLE | CROWNED HEXAGON | | MATERIAL | STEEL OVERALL | | NOMINAL THREAD DIAMETER | 0.312 INCHES | | WIDTH BETWEEN FLATS | 0.520 INCHES MINIMUM AND 0.525 INCHES MAXIMUM | | SURFACE TREATMENT | CADMIUM OVERALL | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.307 INCHES MINIMUM | | THREAD SERIES DESIGNATOR | WHITWORTH | | THREAD QUANTITY PER INCH | 22 |
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