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National Stock Number:
5306-01-464-3099
Federal Supply Class:
5306
National Item Identification Number:
014643099
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:
| NAS428-4A10 | 80205 | NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE |
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Techincal Specification:
| THREAD DIRECTION | RIGHT-HAND | | FASTENER LENGTH | 1.151 INCHES MINIMUM AND | | 1.213 INCHES MAXIMUM | | MATERIAL | STEEL OVERALL | | THREAD LENGTH | 1.000 INCHES MINIMUM AND | | 1.062 INCHES MAXIMUM | | HEAD STYLE | HEXAGON | | THREAD SERIES DESIGNATOR | UNJF | | NOMINAL THREAD DIAMETER | 0.250 INCHES | | THREAD QUANTITY PER INCH | 28 | | THREAD CLASS | 3A | | SURFACE TREATMENT | CADMIUM OVERALL | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416, TY2CL2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL | | HEAD HEIGHT | 0.172 INCHES NOMINAL | | WIDTH BETWEEN FLATS | 0.428 INCHES MINIMUM AND | | 0.440 INCHES MAXIMUM | | GRIP LENGTH | 0.031 INCHES MINIMUM AND | | 0.062 INCHES MAXIMUM | | GRIP DIAMETER | 0.398 INCHES NOMINAL | | FEATURES PROVIDED | WASHER | | PART NAME ASSIGNED BY CONTROLLING AGENCY | BOLT, MACHINE, 125,000 PSI-CROWNED HEXAGON HEAD, ADJUSTING |
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