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National Stock Number:
5306-01-564-2972
Federal Supply Class:
5306
National Item Identification Number:
015642972
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:
| 70400-38159-102 | 78286 | SIKORSKY AIRCRAFT CORPORATION | | AS621-102 | 84256 | AVIBANK MFG., INC. |
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Techincal Specification:
| FASTENER LENGTH | 3.138 INCHES NOMINAL | | FEATURES PROVIDED | CASEHARDENED | | GRIP LENGTH | 2.125 INCHES NOMINAL | | HEAD HEIGHT | 0.200 INCHES NOMINAL | | HEAD STYLE | HEXAGON | | LOCKING FEATURE | DETENT BALL LOCKING FEATURE | | MATERIAL | COBALT COMP MP-35-N OVERALL | | PART NAME ASSIGNED BY CONTROLLING AGENCY | SPECIAL BOLT,SELF-RETAINING | | PROPRIETARY CHARACTERISTICS | PACS | | NOMINAL THREAD DIAMETER | 0.750 INCHES | | SPECIAL FEATURES | DISTRIBUTION STATEMENT D;CRITICAL CHARACTERISTICS;SEE SIKORSKY SPEC/STANDARD SS 9211 | | SPECIAL TEST FEATURES | PART IS SERIALIZED FLIGHT SAFETY;REQUIRES QUALITY TEST AND DATA TEST PER SS9211 | | SPECIFICATION/STANDARD DATA | 78286-SS 9211 MANUFACTURERS STANDARD | | WIDTH BETWEEN FLATS | 1.064 INCHES NOMINAL | | TEST DATA DOCUMENT | 78286-SS5202;SS9999;SS5204;SS7777 STANDARD (INCLUDES INDUSTRY OR ASSOCIATION STANDARDS, INDIVIDUAL MANUFACTUREER STANDARDS, ETC.). | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 2.125 INCHES NOMINAL | | THREAD QUANTITY PER INCH | 16 | | THREAD SERIES DESIGNATOR | UNJF |
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