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National Stock Number:
5306-01-564-3378
Federal Supply Class:
5306
National Item Identification Number:
015643378
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:
| 70400-38159 | 78286 | SIKORSKY AIRCRAFT CORPORATION | | 70400-38159-103 | 78286 | SIKORSKY AIRCRAFT CORPORATION | | 84256 | 84256 | AVIBANK MFG., INC. | | AS621-103 | 84256 | AVIBANK MFG., INC. | | AS621-105 | 84256 | AVIBANK MFG., INC. |
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Techincal Specification:
| CRITICALITY CODE JUSTIFICATION | AGAV | | FASTENER LENGTH | 4.325 INCHES NOMINAL | | FEATURES PROVIDED | CASEHARDENED | | GRIP LENGTH | 3.312 INCHES NOMINAL | | HEAD HEIGHT | 0.422 INCHES NOMINAL | | HEAD STYLE | HEXAGON | | LOCKING FEATURE | DETENT BALL LOCKING FEATURE | | MATERIAL | COBALT COMP MP-35-N OVERALL | | NOMINAL THREAD DIAMETER | 0.750 INCHES | | PART NAME ASSIGNED BY CONTROLLING AGENCY | SPECIAL BOLT,SELF-RETAINING | | SPECIAL FEATURES | DISTRIBUTION STATEMENT D;CRITICAL CHARACTERISTICS;SEE SIKORSKY SPEC/STANDARD SS9211 | | SPECIAL TEST FEATURES | PART IS SERIALIZED FLIGHT SAFETY;REQUIRES QUALITY TEST AND DATA TEST PERSS9211 | | WIDTH BETWEEN FLATS | 1.064 INCHES NOMINAL | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 3.312 INCHES NOMINAL | | THREAD SERIES DESIGNATOR | UNJF | | THREAD QUANTITY PER INCH | 16 |
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