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National Stock Number:
5306-99-075-3681
Federal Supply Class:
5306
National Item Identification Number:
990753681
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:
| MBEU12115 | U1604 | MARTIN-BAKER AIRCRAFT COMPANY LIMITED |
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Techincal Specification:
| FASTENER LENGTH | 0.900 INCHES NOMINAL AND 0.895 INCHES MINIMUM AND 0.905 INCHES MAXIMUM | | GRIP LENGTH | 0.471 INCHES MINIMUM AND 0.501 INCHES MAXIMUM | | HEAD HEIGHT | 0.130 INCHES MINIMUM AND 0.140 INCHES MAXIMUM | | HEAD STYLE | HEXAGON | | NOMINAL THREAD DIAMETER | 0.250 INCHES | | SPECIAL FEATURES | FINISHED HD | | SURFACE TREATMENT | CADMIUM OVERALL | | THREAD CLASS | 2A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.399 INCHES NOMINAL | | THREAD QUANTITY PER INCH | 28 | | THREAD SERIES DESIGNATOR | UNF |
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