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National Stock Number:
5306-00-551-6697
Federal Supply Class:
5306
National Item Identification Number:
005516697
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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Techincal Specification:
| DEPARTURE FROM CITED DESIGNATOR | AS MODIFIED BY HEAD HOLE CONFIGURATION | | FASTENER LENGTH | 0.500 INCHES NOMINAL | | FEATURES PROVIDED | FINISHED HEAD | | HARDNESS RATING | 100.0 ROCKWELL B MAXIMUM OVERALL | | HEAD HEIGHT | 0.195 INCHES MINIMUM AND 0.211 INCHES MAXIMUM | | HEAD STYLE | HEXAGON | | HOLE CONFIGURATION STYLE | HEXAGON FLATS | | HOLE DIAMETER | 0.070 INCHES NOMINAL | | HOLE QUANTITY | 1 | | HOLE TYPE | DRILLED | | MATERIAL DOCUMENT AND CLASSIFICATION | SAE GR 2 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL OVERALL | | MINIMUM TENSILE STRENGTH | 69000 POUNDS PER SQUARE INCH | | MINIMUM YIELD STRENGTH | 55000 POUNDS PER SQUARE INCH | | NOMINAL THREAD DIAMETER | 0.312 INCHES | | NONDEFINITIVE SPEC/STD DATA | 2 TYPE AND 10 STYLE | | WIDTH BETWEEN FLATS | 0.489 INCHES MINIMUM AND 0.500 INCHES MAXIMUM | | THREAD CLASS | 2A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.500 INCHES MAXIMUM | | THREAD QUANTITY PER INCH | 18 | | THREAD SERIES DESIGNATOR | UNC |
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