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National Stock Number:
5306-01-197-3085
Federal Supply Class:
5306
National Item Identification Number:
011973085
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:
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Techincal Specification:
| THREAD DIRECTION | RIGHT-HAND | | FASTENER LENGTH | 4.120 INCHES NOMINAL | | MATERIAL | STEEL OVERALL | | THREAD LENGTH | 1.250 INCHES NOMINAL | | HEAD STYLE | DOUBLE HEXAGON EXTENDED WASHER | | THREAD SERIES DESIGNATOR | UNC | | NOMINAL THREAD DIAMETER | 0.375 INCHES | | THREAD QUANTITY PER INCH | 16 | | THREAD CLASS | 2A | | MATERIAL DOCUMENT AND CLASSIFICATION | ASAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | HARDNESS RATING | 32.0 ROCKWELL C MINIMUM AND | | 38.0 ROCKWELL C MAXIMUM OVERALL | | MINIMUM TENSILE STRENGTH | 150000 POUNDS PER SQUARE INCH | | HEAD HEIGHT | 0.390 INCHES NOMINAL | | WIDTH BETWEEN FLATS | 0.422 INCHES NOMINAL | | EXTENDED WASHER THICKNESS | 0.120 INCHES NOMINAL | | FEATURES PROVIDED | FINISHED HEAD | | THE MANUFACTURERS DATA | | | MANUFACTURERS CODE | 75160 | | DESIGN CONTROL REFERENCE | R74552 |
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