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National Stock Number:
5306-01-616-1902
Federal Supply Class:
5306
National Item Identification Number:
016161902
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:
| 6736617-8 | 05606 | GENERAL DYNAMICS-OTS, INC. | | 6736617-8 | 53711 | NAVAL SEA SYSTEMS COMMAND |
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Techincal Specification:
| THREAD LENGTH | 0.625 INCHES MINIMUM | | THREAD QUANTITY PER INCH | 24 | | THREAD SERIES DESIGNATOR | UNJF | | EXTENDED WASHER THICKNESS | 0.091 INCHES NOMINAL | | EXTENDED WASHER DIAMETER | 0.818 INCHES MINIMUM AND 0.828 INCHES MAXIMUM | | FASTENER LENGTH | 1.895 INCHES NOMINAL | | GRIP LENGTH | 0.4985 INCHES MINIMUM AND 0.4995 INCHES MAXIMUM | | HARDNESS RATING | 39.0 ROCKWELL C MINIMUM AND 43.0 ROCKWELL C MAXIMUM OVERALL | | HEAD HEIGHT | 0.388 INCHES NOMINAL | | HEAD STYLE | DOUBLE HEXAGON W/HOLE | | MATERIAL | STEEL OVERALL | | PART NAME ASSIGNED BY CONTROLLING AGENCY | BOLT,TENSION,STEEL,EXTERNAL WRENCHING,FLANGED 180 KSI FTU | | PROPRIETARY CHARACTERISTICS | PACS | | MINIMUM TENSILE STRENGTH | 180000 POUNDS PER SQUARE INCH | | NOMINAL THREAD DIAMETER | 0.5000 INCHES | | SPECIFICATION/STANDARD DATA | NAS-21250 GOVERNMENT STANDARD | | WIDTH BETWEEN FLATS | 0.4375 INCHES NOMINAL | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND |
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