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National Stock Number:
5306-01-337-9644
Federal Supply Class:
5306
National Item Identification Number:
013379644
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:
| MS9557-07 | 0U583 | SAE INTERNATIONAL | | MS9557-07 | 81343 | SOCIETY OF AUTOMOTIVE ENGINEERS INC | | MS9557-07 | 96906 | MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M |
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Techincal Specification:
| EXTENDED WASHER THICKNESS | 0.060 INCHES NOMINAL | | EXTENDED WASHER DIAMETER | 0.438 INCHES NOMINAL | | FASTENER LENGTH | 0.562 INCHES NOMINAL | | GRIP LENGTH | 0.079 INCHES MINIMUM AND 0.099 INCHES MAXIMUM | | HEAD HEIGHT | 0.300 INCHES NOMINAL | | HEAD STYLE | DOUBLE HEXAGON W/HOLE | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS5731-85 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | IRON ALLOY 660 OVERALL | | NOMINAL THREAD DIAMETER | 0.250 INCHES | | SPECIFICATION/STANDARD DATA | 96906-MS9557 GOVERNMENT STANDARD | | WIDTH BETWEEN FLATS | 0.348 INCHES NOMINAL | | THREAD DIRECTION | RIGHT-HAND | | THREAD CLASS | 3A | | THREAD LENGTH | 0.463 INCHES NOMINAL | | THREAD SERIES DESIGNATOR | UNJF | | THREAD QUANTITY PER INCH | 28 |
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