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National Stock Number:
5306-00-298-1289
Federal Supply Class:
5306
National Item Identification Number:
002981289
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:
| 233251 | 77445 | RTX CORPORATION |
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Techincal Specification:
| FASTENER LENGTH | 0.365 INCHES MINIMUM AND 0.385 INCHES MAXIMUM | | FEATURES PROVIDED | FINISHED HEAD | | HEAD HEIGHT | 0.291 INCHES NOMINAL | | HEAD STYLE | HEXAGON | | HOLE DIAMETER | 0.070 INCHES NOMINAL | | HOLE CONFIGURATION STYLE | HEXAGON LONGITUDINAL HOLE | | HOLE TYPE | DRILLED | | HOLE QUANTITY | 6 | | MATERIAL | IRON ALLOY 660 OVERALL | | MINIMUM TENSILE STRENGTH | 130000 POUNDS PER SQUARE INCH | | NOMINAL THREAD DIAMETER | 0.312 INCHES | | PRECIOUS MATERIAL | SILVER | | WIDTH BETWEEN FLATS | 0.502 INCHES NOMINAL | | SURFACE TREATMENT | SILVER OVERALL | | THREAD CLASS | 1A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.365 INCHES MINIMUM AND 0.385 INCHES MAXIMUM | | THREAD SERIES DESIGNATOR | UNF | | THREAD QUANTITY PER INCH | 24 |
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