NSN 5306-01-128-4454

Part Details | EXTERNALLY RELIEVED BODY BOLT

5306-01-128-4454 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: 122869946, 12286994-6, 5306-01-128-4454, 01-128-4454, 5306011284454, 011284454

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53MAR 21, 198201-128-445406675 ( BOLT, EXTERNALLY RELIEVED BODY )
REFERENCE DRAWINGS & PICTURES

HEXAGON

Cross Reference | NSN 5306-01-128-4454
Part Number Cage Code Manufacturer
12286994-619207U S ARMY TANK AUTOMOTIVE COMMANDAMSTA-IM-MM
Technical Data | NSN 5306-01-128-4454
Characteristic Specifications
THREAD SERIES DESIGNATOR UNJF
NOMINAL THREAD DIAMETER0.250 INCHES
THREAD QUANTITY PER INCH28
THREAD CLASS3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.779 INCHES NOMINAL
FASTENER LENGTH1.062 INCHES NOMINAL
HEAD STYLE0 HEXAGON
HEAD HEIGHT0.260 INCHES NOMINAL
WIDTH BETWEEN FLATS0.243 INCHES MINIMUM AND 0.251 INCHES MAXIMUM
EXTENDED WASHER DIAMETER0.375 INCHES NOMINAL
EXTENDED WASHER THICKNESS0.060 INCHES MINIMUM AND 0.070 INCHES MAXIMUM
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY1
FIRST DIAMETER FROM HEAD0.227 INCHES NOMINAL
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER0.312 INCHES NOMINAL