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National Stock Number:
5306-01-239-1056
Federal Supply Class:
5306
National Item Identification Number:
012391056
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:
| V-25 086 00 | 52845 | KOHLER CO ENGINE PLANT DIV | | X-154-3 | 52845 | KOHLER CO ENGINE PLANT DIV |
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Techincal Specification:
| FASTENER LENGTH | 1.115 INCHES MINIMUM AND 1.135 INCHES MAXIMUM | | HEAD HEIGHT | 0.208 INCHES MINIMUM AND 0.230 INCHES MAXIMUM | | HEAD STYLE | DISHED HEXAGON | | NOMINAL THREAD DIAMETER | 0.312 INCHES | | SPECIAL FEATURES | HAS LOCK WASHER DIA 0.540/0.556 IN,0.125 IN WIDTH,0.078 IN THICKNESS,IT HAS A ZINC PHOSPHATE SURFACE TREATMENT | | WIDTH BETWEEN FLATS | 0.489 INCHES MINIMUM AND 0.500 INCHES MAXIMUM | | SURFACE TREATMENT | PHOSPHATE ZINC OVERALL | | THREAD DIRECTION | RIGHT-HAND | | THREAD CLASS | 2A | | THREAD LENGTH | 1.115 INCHES MINIMUM AND 1.135 INCHES MAXIMUM | | THREAD SERIES DESIGNATOR | UNC | | THREAD QUANTITY PER INCH | 18 |
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