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National Stock Number:
5306-01-286-3090
Federal Supply Class:
5306
National Item Identification Number:
012863090
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:
| DIN931M4X168.8CH | 21969 | ZELENDA MACHINE AND TOOLS CORP |
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Techincal Specification:
| FASTENER LENGTH | 0.750 INCHES NOMINAL | | GRIP LENGTH | 0.625 INCHES NOMINAL | | HEAD HEIGHT | 0.094 INCHES NOMINAL | | HEAD STYLE | HEXAGON | | HOLE CONFIGURATION STYLE | ROUND | | HOLE DIAMETER | 0.047 INCHES NOMINAL | | HOLE QUANTITY | 2 | | HOLE TYPE | DRILLED | | NOMINAL THREAD DIAMETER | 0.125 INCHES | | MATERIAL | STEEL OVERALL | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.500 INCHES NOMINAL | | THREAD QUANTITY PER INCH | 36 | | THREAD SERIES DESIGNATOR | UNF | | WIDTH BETWEEN FLATS | 0.281 INCHES NOMINAL |
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