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National Stock Number:
5306-99-836-4501
Federal Supply Class:
5306
National Item Identification Number:
998364501
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:
| MBEU205211 | U1604 | MARTIN-BAKER AIRCRAFT COMPANY LIMITED |
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Techincal Specification:
| FASTENER LENGTH | 1.040 INCHES MINIMUM AND 1.060 INCHES MAXIMUM | | HEAD HEIGHT | 0.165 INCHES MINIMUM AND 0.185 INCHES MAXIMUM | | HEAD STYLE | HEXAGON | | MATERIAL DOCUMENT AND CLASSIFICATION | S1430 NATIONAL STD/SPEC SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL CORROSION RESISTING OVERALL | | III PART NAME ASSIGNED BY CONTROLLING AGENCY | BOLT SPECIAL 5/16-0.625 GRIP | | NOMINAL THREAD DIAMETER | 0.3125 INCHES | | SPECIAL FEATURES | THD W/0.060 IN. LG,0.250 MM MAX DIA UNDER CUT | | WIDTH BETWEEN FLATS | 0.493 INCHES MINIMUM AND 0.500 INCHES MAXIMUM | | THREAD CLASS | 2A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.3675 INCHES NOMINAL | | THREAD QUANTITY PER INCH | 24 | | THREAD SERIES DESIGNATOR | UNF |
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