NSN 5306-01-367-7838

Part Details | EXTERNALLY RELIEVED BODY BOLT

5306-01-367-7838 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: 8448012, 5306-01-367-7838, 01-367-7838, 5306013677838, 013677838

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53NOV 19, 199201-367-783806675 ( BOLT, EXTERNALLY RELIEVED BODY )
REFERENCE DRAWINGS & PICTURES

HEXAGON COUNTERSUNK UNDERCUT

Cross Reference | NSN 5306-01-367-7838
Part Number Cage Code Manufacturer
844801219204ARMY, UNITED STATES DEPARTMENT OFTHE
Technical Data | NSN 5306-01-367-7838
Characteristic Specifications
THREAD SERIES DESIGNATOR UNF
NOMINAL THREAD DIAMETER0.190 INCHES
THREAD QUANTITY PER INCH32
THREAD CLASS2A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.250 INCHES NOMINAL
FASTENER LENGTH1.810 INCHES MINIMUM AND 1.811 INCHES MAXIMUM
HEAD STYLE9 HEXAGON COUNTERSUNK UNDERCUT
HEAD DIAMETER0.500 INCHES NOMINAL
HEAD HEIGHT0.190 INCHES NOMINAL
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY2
FIRST DIAMETER FROM HEAD0.198 INCHES MINIMUM AND 0.200 INCHES MAXIMUM
SECOND DIAMETER FROM HEAD0.150 INCHES NOMINAL
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER0.250 INCHES NOMINAL
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF SECOND DIAMETER1.750 INCHES NOMINAL
SPECIAL FEATURESTHREADED SHOULDER 1.000 IN LENGTH AND .250 IN DIAMETER,28 THRDS PER INCH THREAD CLASS 2A