NSN 5306-01-379-9992

Part Details | EXTERNALLY RELIEVED BODY BOLT

5306-01-379-9992 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: 1217B3299, 1217B3299, 1217B3299, 5306-01-379-9992, 01-379-9992, 5306013799992, 013799992

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53SEP 12, 199301-379-999206675 ( BOLT, EXTERNALLY RELIEVED BODY )
REFERENCE DRAWINGS & PICTURES

HEXAGON

Cross Reference | NSN 5306-01-379-9992
Part Number Cage Code Manufacturer
1217B329903538LOCKHEED MARTIN CORPORATIONDIV RMS
1217B329954497MARTIN MARIETTA TECHNOLOGIES INCSUB OF MARTIN MARIETTA CORP
1217B329934712OLDENBURG GROUP INCORPORATEDDBA OLDENBURG - LAKE SHORE
Technical Data | NSN 5306-01-379-9992
Characteristic Specifications
THREAD SERIES DESIGNATOR UNF
NOMINAL THREAD DIAMETER0.375 INCHES
THREAD QUANTITY PER INCH24
THREAD CLASS2A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.875 INCHES NOMINAL
FASTENER LENGTH2.750 INCHES NOMINAL
MINIMUM TENSILE STRENGTH80000 POUNDS PER SQUARE INCH
HEAD STYLE HEXAGON
HEAD HEIGHT0.226 INCHES MINIMUM AND 0.243 INCHES MAXIMUM
WIDTH BETWEEN FLATS0.551 INCHES MINIMUM AND 0.562 INCHES MAXIMUM
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY1
FIRST DIAMETER FROM HEAD0.315 INCHES NOMINAL
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER0.875 INCHES NOMINAL