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National Stock Number:
5306-01-006-4983
Federal Supply Class:
5306
National Item Identification Number:
010064983
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:
| J644P20C | 06329 | ASC INTERNATIONAL, INC. | | J644P20C | 06710 | VALLEY-TODECO, INC. | | J644P20C | 06725 | SPS TECHNOLOGIES, LLC | | J644P20C | 06950 | HOWMET GLOBAL FASTENING SYSTEMS INC | | J644P20C | 07482 | GENERAL ELECTRIC COMPANY | | J644P20C | 17446 | HUCK INTERNATIONAL, INC | | J644P20C | 23899 | J.W. MANUFACTURING, INC | | J644P20C | 27238 | BRISTOL INDUSTRIES LLC | | J644P20C | 2T498 | MORTON GRINDING, INC | | J644P20C | 56878 | SPS TECHNOLOGIES, LLC |
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Techincal Specification:
| EXTENDED WASHER DIAMETER | 0.428 INCHES MINIMUM AND 0.448 INCHES MAXIMUM | | EXTENDED WASHER THICKNESS | 0.060 INCHES MINIMUM AND 0.070 INCHES MAXIMUM | | FASTENER LENGTH | 1.428 INCHES MINIMUM AND 1.438 INCHES MAXIMUM | | FEATURES PROVIDED | FINISHED HEAD | | GRIP LENGTH | 0.682 INCHES MINIMUM AND 0.688 INCHES MAXIMUM | | HEAD HEIGHT | 0.293 INCHES MINIMUM AND 0.303 INCHES MAXIMUM | | HEAD STYLE | DOUBLE HEXAGON EXTENDED WASHER | | MATERIAL DOCUMENT AND CLASSIFICATION | INCONEL FSCM 74900 MFR REF SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | NICKEL ALLOY 718 OVERALL | | NOMINAL THREAD DIAMETER | 0.250 INCHES | | PRECIOUS MATERIAL | SILVER | | WIDTH BETWEEN FLATS | 0.312 INCHES NOMINAL | | SURFACE FINISH | 125.0 MICROINCHES BEARING SURFACE OF HEAD | | SURFACE FINISH | 32.0 MICROINCHES GRIP | | SURFACE FINISH | 32.0 MICROINCHES THREADS | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | AMS 2410 ASSN STD SINGLE TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | SILVER OVERALL | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.740 INCHES MINIMUM AND 0.756 INCHES MAXIMUM | | THREAD QUANTITY PER INCH | 28 | | THREAD SERIES DESIGNATOR | UNJF |
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