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National Stock Number:
5306-01-521-3837
Federal Supply Class:
5306
National Item Identification Number:
015213837
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:
| 6876097-04 | 63005 | ROLLS-ROYCE CORPORATION |
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Techincal Specification:
| DISTANCE FROM CENTERLINE TO FLAT | 0.180 INCHES MINIMUM AND 0.185 INCHES MAXIMUM | | FASTENER LENGTH | 0.485 INCHES MINIMUM AND 0.515 INCHES MAXIMUM | | GRIP LENGTH | 0.160 INCHES MINIMUM AND 0.170 INCHES MAXIMUM | | HEAD DIAMETER | 0.500 INCHES NOMINAL | | HEAD HEIGHT | 0.156 INCHES NOMINAL | | HEAD STYLE | DEE CHAMFER | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5731 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | IRON ALLOY 660 OVERALL | | NOMINAL THREAD DIAMETER | 0.190 INCHES | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.325 INCHES MINIMUM AND 0.345 INCHES MAXIMUM | | THREAD SERIES DESIGNATOR | UNJF | | THREAD QUANTITY PER INCH | 32 |
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