NSN 5306-00-637-8679

Part Details | EXTERNALLY RELIEVED BODY BOLT

5306-00-637-8679 An externally threaded fastener whose threaded portion is of one nominal diameter, and whose unthreaded portion has been machined or ground in one or more places or over its entire length to a maximum diameter less than the minimum pitch diameter of the thread (excludes undercuts for thread relief). It is No. 10 (0.190 IN.) (5 mm) or larger in size and has a head which is not designed to be held or driven with an inserted driver or designed for rotation by the thumb and fingers. A locking feature may be incorporated in the design of the head or threads. Excludes BOLT, INTERNAL WRENCHING and THUMBSCREW. See also SCREW, EXTERNALLY RELIEVED BODY.

Alternate Parts: 50577PC3, 5306-00-637-8679, 00-637-8679, 5306006378679, 006378679

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53JAN 01, 196300-637-867906675 ( BOLT, EXTERNALLY RELIEVED BODY )
REFERENCE DRAWINGS & PICTURES

HEXAGON

Cross Reference | NSN 5306-00-637-8679
Part Number Cage Code Manufacturer
50577PC310001NAVAIR AND NAVSEA MANAGEDORIGINAL DESIGN ACTIVITY DWG NOT
Technical Data | NSN 5306-00-637-8679
Characteristic Specifications
THREAD SERIES DESIGNATOR UNC
NOMINAL THREAD DIAMETER0.625 INCHES
THREAD QUANTITY PER INCH11
THREAD CLASS3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.405 INCHES MINIMUM
FASTENER LENGTH1.266 INCHES NOMINAL
HEAD STYLE HEXAGON
HEAD HEIGHT0.391 INCHES NOMINAL
WIDTH BETWEEN FLATS0.938 INCHES NOMINAL
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY3
FIRST DIAMETER FROM HEAD0.938 INCHES NOMINAL
SECOND DIAMETER FROM HEAD0.625 INCHES NOMINAL
THIRD DIAMETER FROM HEAD0.500 INCHES NOMINAL
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER0.016 INCHES NOMINAL
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF SECOND DIAMETER0.736 INCHES NOMINAL
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF THIRD DIAMETER0.861 INCHES NOMINAL
NONDEFINITIVE SPEC/STD DATAB CLASS