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National Stock Number:
5306-01-557-0509
Federal Supply Class:
5306
National Item Identification Number:
015570509
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:
| 10003167 | 1EFH8 | GENERAL DYNAMICS LAND SYSTEMS - FORCE PROTECTION INC. | | 10018684 | 61C19 | MIL-COTS CORPORATION | | AES01F500D50WA2D71 | 05047 | THE AMERICAN SOCIETY OF MECHANICAL ENGINEERS | | ASME B18.2.1 | 05047 | THE AMERICAN SOCIETY OF MECHANICAL ENGINEERS | | 12759-00621 | 0Y3H3 | FASTENAL COMPANY | | 17221 | 0Y3H3 | FASTENAL COMPANY | | T3099 | 99062 | TUTHILL CORPORATION DBA REYCO/GRANNING DIV REYCO GRANNING |
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Techincal Specification:
| FASTENER LENGTH | 4.400 INCHES MINIMUM AND 4.500 INCHES MAXIMUM | | GRIP DIAMETER | 0.493 INCHES MINIMUM AND 0.500 INCHES MAXIMUM | | GRIP LENGTH | 3.250 INCHES NOMINAL | | HEAD HEIGHT | 0.302 INCHES MINIMUM AND 0.323 INCHES MAXIMUM | | HEAD STYLE | HEXAGON | | MATERIAL | STEEL OVERALL | | NOMINAL THREAD DIAMETER | 0.500 INCHES | | SPECIAL FEATURES | 1/2"-20 X 4-1/2" GRADE 5 ZINC PLATED HEX CAP SCREW | | WIDTH BETWEEN FLATS | 0.736 INCHES MINIMUM AND 0.750 INCHES MAXIMUM | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | SAE J429, GR5 ASSN STD SINGLE TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | ZINC OVERALL | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 1.250 INCHES NOMINAL | | THREAD QUANTITY PER INCH | 20 | | THREAD SERIES DESIGNATOR | UNF |
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