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National Stock Number:
5306-00-425-0607
Federal Supply Class:
5306
National Item Identification Number:
004250607
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:
| 24-026 | 88008 | TENNESSEE VALLEY AUTHORITY | | C3-378 | 05643 | BARBER-GREENE CO | | C3-378 | 0MKW7 | MINNPAR, LLC | | FFB575 | 81348 | FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC | | FFB575TYPE1GRADE1 | 81348 | FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC |
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Techincal Specification:
| THREAD DIRECTION | RIGHT-HAND | | FASTENER LENGTH | 1.750 INCHES NOMINAL | | MATERIAL | STEEL OVERALL | | THREAD LENGTH | 1.500 INCHES MINIMUM | | HEAD STYLE | SQUARE | | THREAD SERIES DESIGNATOR | UNC | | NOMINAL THREAD DIAMETER | 0.625 INCHES | | THREAD QUANTITY PER INCH | 11 | | THREAD CLASS | 2A | | HARDNESS RATING | 30.0 ROCKWELL C MINIMUM AND | | 32.0 ROCKWELL C MAXIMUM OVERALL | | MINIMUM TENSILE STRENGTH | 150000 POUNDS PER SQUARE INCH | | HEAD HEIGHT | 0.400 INCHES MINIMUM AND | | 0.444 INCHES MAXIMUM | | WIDTH BETWEEN FLATS | 0.906 INCHES MINIMUM AND | | 0.938 INCHES MAXIMUM | | FEATURES PROVIDED | UNFINISHED HEAD | | NONDEFINITIVE SPEC/STD DATA | 1 GR 8 TYPE | | SPEC/STD CONTROLLING DATA | | | MANUFACTURERS CODE | 81348 | | NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE | FFB575 |
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