NSN 5306-01-323-1139

Part Details | EXTERNALLY RELIEVED BODY BOLT

5306-01-323-1139 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: 75A1701132003, 75A170113-2003, 5306-01-323-1139, 01-323-1139, 5306013231139, 013231139

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53JUL 21, 199001-323-113906675 ( BOLT, EXTERNALLY RELIEVED BODY )
REFERENCE DRAWINGS & PICTURES

CROWNED HEXAGON

FLAT

Cross Reference | NSN 5306-01-323-1139
Part Number Cage Code Manufacturer
75A170113-200376301BOEING COMPANY, THEDBA BOEING
Technical Data | NSN 5306-01-323-1139
Characteristic Specifications
THREAD SERIES DESIGNATOR UNJF
NOMINAL THREAD DIAMETER0.250 INCHES
THREAD QUANTITY PER INCH28
THREAD CLASS3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.120 INCHES NOMINAL
FASTENER LENGTH1.065 INCHES NOMINAL
HEAD STYLE9 CROWNED HEXAGON
HEAD DIAMETER0.750 INCHES NOMINAL
HEAD HEIGHT0.120 INCHES NOMINAL
POINT STYLE9 FLAT
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY1
FIRST DIAMETER FROM HEAD0.181 INCHES MINIMUM AND 0.191 INCHES MAXIMUM
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER0.101 INCHES MINIMUM AND 0.116 INCHES MAXIMUM