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National Stock Number:
5306-01-417-2518
Federal Supply Class:
5306
National Item Identification Number:
014172518
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:
| NCD-556-21 5/16 24UNF-2A BOLT | 72413 | FIRESTONE INDUSTRIAL PRODUCTS CO DIV OF THE FIRESTONE TIRE AND RUBBER CO | | W01-358-3625 | 72413 | FIRESTONE INDUSTRIAL PRODUCTS CO DIV OF THE FIRESTONE TIRE AND RUBBER CO |
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Techincal Specification:
| THREAD DIRECTION | RIGHT-HAND | | MATERIAL | STEEL OVERALL | | THREAD SERIES DESIGNATOR | UNF | | NOMINAL THREAD DIAMETER | 0.312 INCHES | | THREAD QUANTITY PER INCH | 24 | | THREAD CLASS | 2A | | MATERIAL DOCUMENT AND CLASSIFICATION | SAE J429 GR 5 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | SURFACE TREATMENT | ZINC OVERALL | | PART NAME ASSIGNED BY CONTROLLING AGENCY | NAVY SPECIAL PROJECT |
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