NSN 5306-01-319-3625

Part Details | EXTERNALLY RELIEVED BODY BOLT

5306-01-319-3625 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: 4074021, 5306-01-319-3625, 01-319-3625, 5306013193625, 013193625

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53MAY 05, 199001-319-362506675 ( BOLT, EXTERNALLY RELIEVED BODY )
REFERENCE DRAWINGS & PICTURES

UNDERCUT HEXAGON

Cross Reference | NSN 5306-01-319-3625
Part Number Cage Code Manufacturer
407402177445UNITED TECHNOLOGIES CORPORATIONDBA PRATT WHITNEY-SPARE PARTS
Technical Data | NSN 5306-01-319-3625
Characteristic Specifications
THREAD SERIES DESIGNATOR UNJF
NOMINAL THREAD DIAMETER0.250 INCHES
THREAD QUANTITY PER INCH28
THREAD CLASS3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.315 INCHES NOMINAL
FASTENER LENGTH0.715 INCHES MINIMUM AND 0.735 INCHES MAXIMUM
HEAD STYLE2 UNDERCUT HEXAGON
HEAD HEIGHT0.155 INCHES MINIMUM AND 0.165 INCHES MAXIMUM
HEAD LENGTH0.650 INCHES MINIMUM AND 0.670 INCHES MAXIMUM
WIDTH BETWEEN FLATS0.420 INCHES MINIMUM AND 0.430 INCHES MAXIMUM
CHAMFER ANGLE48.0 DEGREES MINIMUM AND 52.0 DEGREES MAXIMUM
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY1
FIRST DIAMETER FROM HEAD0.194 INCHES MINIMUM AND 0.198 INCHES MAXIMUM
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER0.400 INCHES MINIMUM AND 0.420 INCHES MAXIMUM
SPECIAL FEATURESBOTTOM OF HEAD IS CHAMFERED ON ALL FOUR SIDES
END ITEM IDENTIFICATIONF100PW0229 ENGINE