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National Stock Number: 5306-01-561-0787
Federal Supply Class: 5306
National Item Identification Number: 015610787
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:
NAS428-5A10 | 80205 | NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE |
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Techincal Specification:
FASTENER LENGTH | 1.000 INCHES MINIMUM AND 1.062 INCHES MAXIMUM | GRIP LENGTH | 0.031 INCHES MINIMUM AND 0.062 INCHES MAXIMUM | HARDNESS RATING | 26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM OVERALL | HEAD HEIGHT | 0.162 INCHES MINIMUM AND 0.182 INCHES MAXIMUM | HEAD STYLE | CROWNED HEXAGON | MINIMUM TENSILE STRENGTH | 125000 POUNDS PER SQUARE INCH | NOMINAL THREAD DIAMETER | 0.312 INCHES | PART NAME ASSIGNED BY CONTROLLING AGENCY | NAVY SPECIAL PROJECT | WIDTH BETWEEN FLATS | 0.490 INCHES MINIMUM AND 0.502 INCHES MAXIMUM | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416 TYPE 2 CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL | SURFACE TREATMENT | CADMIUM AND CHROMATE OVERALL | THREAD CLASS | 3A | THREAD DIRECTION | RIGHT-HAND | THREAD LENGTH | 0.870 INCHES NOMINAL | THREAD QUANTITY PER INCH | 24 | THREAD SERIES DESIGNATOR | UNJF |
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