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National Stock Number:
5306-01-157-8334
Federal Supply Class:
5306
National Item Identification Number:
011578334
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:
| AS43210 | K7766 | BRITISH STANDARDS INSTITUTION |
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Techincal Specification:
| THREAD DIRECTION | RIGHT-HAND | | FASTENER LENGTH | 0.625 INCHES NOMINAL | | MATERIAL | STEEL OVERALL | | THREAD LENGTH | 0.533 INCHES NOMINAL | | HEAD STYLE | DOUBLE HEXAGON EXTENDED WASHER | | THREAD SERIES DESIGNATOR | UNJF | | NOMINAL THREAD DIAMETER | 0.190 INCHES | | THREAD QUANTITY PER INCH | 32 | | THREAD CLASS | 3A | | HEAD HEIGHT | 0.258 INCHES NOMINAL | | WIDTH BETWEEN FLATS | 0.250 INCHES NOMINAL | | EXTENDED WASHER DIAMETER | 0.375 INCHES NOMINAL | | EXTENDED WASHER THICKNESS | 0.040 INCHES NOMINAL | | HOLE CONFIGURATION STYLE | ROUND | | HOLE TYPE | DRILLED | | HOLE QUANTITY | 4 | | HOLE DIAMETER | 0.008 INCHES NOMINAL | | THE MANUFACTURERS DATA | | | MANUFACTURERS CODE | K7766 | | DESIGN CONTROL REFERENCE | AS43210 |
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