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National Stock Number:
5306-00-550-1037
Federal Supply Class:
5306
National Item Identification Number:
005501037
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:
| 283099 | 11449 | TURBO POWER & MARINE SYSTEM INC SUB OF UNITED TECHNOLOGIES CORP | | 283099 | 77445 | RTX CORPORATION |
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Techincal Specification:
| FASTENER LENGTH | 0.688 INCHES NOMINAL | | FEATURES PROVIDED | FINISHED HEAD | | HARDNESS RATING | 30.0 ROCKWELL C MINIMUM OVERALL AND 38.0 ROCKWELL C MAXIMUM OVERALL | | HEAD HEIGHT | 0.188 INCHES NOMINAL | | HEAD STYLE | HEXAGON | | NOMINAL THREAD DIAMETER | 0.250 INCHES | | NONSTANDARD THREAD PITCH DIAMETER | +0.2213/+0.2238 INCHES | | MATERIAL DOCUMENT AND CLASSIFICATION | PWA722,FSCM 77445 MFR REF SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL OVERALL | | SPECIAL FEATURES | 1 DRILLED HOLE | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.688 INCHES MAXIMUM | | THREAD QUANTITY PER INCH | 28 | | THREAD SERIES DESIGNATOR | UNF | | WIDTH BETWEEN FLATS | 0.435 INCHES NOMINAL | | SURFACE TREATMENT | NICKEL OVERALL AND CADMIUM OVERALL |
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