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National Stock Number:
5306-01-175-3620
Federal Supply Class:
5306
National Item Identification Number:
011753620
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:
| 9115M80P06 | 07482 | GENERAL ELECTRIC COMPANY |
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Techincal Specification:
| DISTANCE FROM CENTERLINE TO FLAT | 0.234 INCHES MINIMUM AND 0.240 INCHES MAXIMUM | | ASKEWED HEAD ANGLE | 90.0 DEGREES NOMINAL | | FASTENER LENGTH | 1.285 INCHES MINIMUM AND 1.295 INCHES MAXIMUM | | GRIP LENGTH | 0.610 INCHES MINIMUM AND 0.630 INCHES MAXIMUM | | HARDNESS RATING | 45.0 ROCKWELL C NOMINAL OVERALL | | HEAD DIAMETER | 0.542 INCHES MINIMUM AND 0.552 INCHES MAXIMUM | | HEAD HEIGHT | 0.120 INCHES MINIMUM AND 0.130 INCHES MAXIMUM | | HEAD STYLE | DEE CHAMFER | | MATERIAL | NICKEL ALLOY 718 OVERALL | | NOMINAL THREAD DIAMETER | 0.250 INCHES | | SURFACE FINISH | 32.0 MICROINCHES GRIP | | SURFACE FINISH | 63.0 MICROINCHES BEARING SURFACE OF HEAD | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.665 INCHES MINIMUM AND 0.675 INCHES MAXIMUM | | THREAD QUANTITY PER INCH | 28 | | THREAD SERIES DESIGNATOR | UNIFIED NATIONAL JOINT FINE (UNJF) |
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