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National Stock Number:
5306-01-321-8717
Federal Supply Class:
5306
National Item Identification Number:
013218717
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:
| 11797A07D029 | 59563 | REID PRODUCTS INC. | | 68484-7-29 | 56878 | SPS TECHNOLOGIES, LLC | | AIC2263A07D029 | 06725 | SPS TECHNOLOGIES, LLC | | BM3200-7A029D | 17446 | HUCK INTERNATIONAL, INC | | BM3200-7A029D | 97928 | HUCK INTL INC | | LS5992-7-29 | 98897 | LOCKHEED MARTIN CORP | | VAL23611-7DS029 | 06710 | VALLEY-TODECO, INC. | | VS2978A07D029 | 06950 | HOWMET GLOBAL FASTENING SYSTEMS INC | | PBF1-41A7D029 | 27624 | SPS TECHNOLOGIES LLC | | VS2978A07D029 | 92215 | HOWMET GLOBAL FASTENING SYSTEMS INC | | STSBG000A07D029 | 98897 | LOCKHEED MARTIN CORP |
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Techincal Specification:
| THREAD DIRECTION | RIGHT-HAND | | FASTENER LENGTH | 2.262 INCHES MINIMUM AND | | 2.309 INCHES MAXIMUM | | MATERIAL | STEEL COMP H11 OVERALL | | THREAD LENGTH | 0.466 INCHES NOMINAL | | HEAD STYLE | DOUBLE HEXAGON | | THREAD SERIES DESIGNATOR | UNJF | | NOMINAL THREAD DIAMETER | 0.438 INCHES | | THREAD QUANTITY PER INCH | 20 | | THREAD CLASS | 3A | | SURFACE TREATMENT | CADMIUM OVERALL | | MINIMUM TENSILE STRENGTH | 132000 POUNDS PER SQUARE INCH | | HEAD HEIGHT | 0.257 INCHES NOMINAL | | WIDTH BETWEEN FLATS | 0.689 INCHES NOMINAL | | GRIP LENGTH | 0.678 INCHES MINIMUM AND | | 0.689 INCHES MAXIMUM | | SURFACE FINISH | 32.0 MICROINCHES BEARING SURFACE OF HEAD | | 32.0 MICROINCHES GRIP | | 32.0 MICROINCHES THREADS |
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