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National Stock Number:
5306-00-958-0624
Federal Supply Class:
5306
National Item Identification Number:
009580624
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:
| 1-4 20X5IN | 47562 | GAGE CO THE | | FFB575 | 81348 | FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC | | MS35355-11 | 96906 | MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M |
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Techincal Specification:
| FASTENER LENGTH | 5.000 INCHES NOMINAL | | FEATURES PROVIDED | UNFINISHED HEAD | | HARDNESS RATING | 95.5 ROCKWELL B NOMINAL OVERALL | | HEAD HEIGHT | 0.156 INCHES MINIMUM AND 0.188 INCHES MAXIMUM | | HEAD STYLE | SQUARE | | NOMINAL THREAD DIAMETER | 0.250 INCHES | | NONDEFINITIVE SPEC/STD DATA | 1 TYPE AND 1 GRADE | | MATERIAL DOCUMENT AND CLASSIFICATION | SAE GR 1 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL OVERALL | | MINIMUM TENSILE STRENGTH | 55000 POUNDS PER SQUARE INCH | | THREAD CLASS | 2A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.750 INCHES NOMINAL | | THREAD QUANTITY PER INCH | 20 | | THREAD SERIES DESIGNATOR | UNC | | WIDTH BETWEEN FLATS | 0.362 INCHES MINIMUM AND 0.375 INCHES MAXIMUM | | SURFACE TREATMENT | CADMIUM OVERALL AND CHROMATE OVERALL OR ZINC OVERALL AND CHROMATE OVERALL |
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