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National Stock Number:
5306-00-637-1295
Federal Supply Class:
5306
National Item Identification Number:
006371295
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:
| 521099 | 02978 | RENK AMERICA LLC |
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Techincal Specification:
| DISTANCE FROM CENTERLINE TO FLAT | 0.156 INCHES MINIMUM AND 0.160 INCHES MAXIMUM | | FASTENER LENGTH | 0.690 INCHES MINIMUM AND 0.700 INCHES MAXIMUM | | FEATURES PROVIDED | FINISHED HEAD | | GRIP LENGTH | 0.260 INCHES NOMINAL | | HEAD DIAMETER | 0.460 INCHES MINIMUM AND 0.470 INCHES MAXIMUM | | HEAD HEIGHT | 0.160 INCHES NOMINAL | | HEAD STYLE | DEE CHAMFER | | MATERIAL | STEEL OVERALL | | NOMINAL THREAD DIAMETER | 0.250 INCHES | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.430 INCHES MINIMUM | | THREAD QUANTITY PER INCH | 28 | | THREAD SERIES DESIGNATOR | UNF |
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