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National Stock Number: 5306-01-527-5479
Federal Supply Class: 5306
National Item Identification Number: 015275479
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:
NAS428H4A7 | 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 | 0.875 INCHES NOMINAL | FEATURES PROVIDED | FINISHED HEAD | HARDNESS RATING | 26.0 ROCKWELL C MAXIMUM OVERALL | HEAD HEIGHT | 0.141 INCHES NOMINAL | HEAD STYLE | CROWNED HEXAGON | HOLE CONFIGURATION STYLE | HEXAGON FLATS | HOLE DIAMETER | 0.062 INCHES NOMINAL | HOLE QUANTITY | 1 | HOLE TYPE | DRILLED | PART NAME ASSIGNED BY CONTROLLING AGENCY | BOLT,MACHINE,125,000 PSI-CROWNED HEXAGON HEAD,ADJUSTING | MATERIAL | STEEL OVERALL | MINIMUM TENSILE STRENGTH | 125000 POUNDS PER SQUARE INCH | NOMINAL THREAD DIAMETER | 0.250 INCHES | WIDTH BETWEEN FLATS | 0.428 INCHES MINIMUM AND 0.440 INCHES MAXIMUM | SPECIFICATION/STANDARD DATA | 80205-NAS428 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD | SURFACE TREATMENT | CADMIUM OVERALL | THREAD CLASS | 3A | THREAD DIRECTION | RIGHT-HAND | THREAD LENGTH | 1.000 INCHES MINIMUM AND 1.062 INCHES MAXIMUM | THREAD SERIES DESIGNATOR | UNF | THREAD QUANTITY PER INCH | 28 |
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