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National Stock Number:
5306-01-238-1207
Federal Supply Class:
5306
National Item Identification Number:
012381207
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:
| 41-100-01 | 52845 | KOHLER CO ENGINE PLANT DIV | | 83-00213 | U0215 | WINDER POWER LIMITED | | 83-00213 | U5012 | COUNTRYMAN GROUP LTD |
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Techincal Specification:
| FASTENER LENGTH | 0.328 INCHES NOMINAL | | HEAD HEIGHT | 0.185 INCHES MINIMUM AND 0.195 INCHES MAXIMUM | | HEAD STYLE | DISHED HEXAGON | | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A108 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL OVERALL | | NOMINAL THREAD DIAMETER | 0.312 INCHES | | SPECIAL FEATURES | INCL WASHER,VALCONIZED HARD RED FIBER,0.296/0.301 IN. ID,0.557/0.571 IN. OD | | WIDTH BETWEEN FLATS | 0.500 INCHES NOMINAL | | SURFACE TREATMENT | ZINC OVERALL | | THREAD CLASS | 2A | | THREAD LENGTH | 0.268 INCHES NOMINAL | | THREAD DIRECTION | RIGHT-HAND | | THREAD QUANTITY PER INCH | 24 | | THREAD SERIES DESIGNATOR | UNF |
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