NSN 5306-00-143-1394

Part Details | MACHINE BOLT

5306-00-143-1394 An externally threaded fastener designed for insertion through holes in assembled parts and normally intended to be tightened or released by torquing a nut. The threaded and unthreaded portions are both of one nominal diameter of 0.190 inch (5 mm) or larger. The head is not designed to be held or driven with an inserted driver or by the thumb and fingers. A locking feature may be incorporated in the design of the head or threads. Head dimensions and sizes of threaded and unthreaded portions shall conform to internationally recognized fastener standards. For items having a grip length portion machined to a tolerance of 0.0015 inch (0.038 mm) or less, BOLT, SHEAR. See also SCREW, CAP, HEXAGON HEAD and SCREW, MACHINE.

Alternate Parts: AN20H15A, 5306-00-143-1394, 00-143-1394, 5306001431394, 001431394

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53JUL 26, 196800-143-139401847 ( BOLT, MACHINE )
REFERENCE DRAWINGS & PICTURES

HEXAGON

HEXAGON LONGITUDINAL HOLE

Cross Reference | NSN 5306-00-143-1394
Part Number Cage Code Manufacturer
AN20H15A88044AERONAUTICAL STANDARDS GROUPDEPT OF NAVY AND AIR FORCE
Technical Data | NSN 5306-00-143-1394
Characteristic Specifications
HEAD STYLE HEXAGON
THREAD SERIES DESIGNATOR UNF
NOMINAL THREAD DIAMETER1.250 INCHES
THREAD QUANTITY PER INCH12
THREAD CLASS3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH1.655 INCHES MINIMUM AND 1.734 INCHES MAXIMUM
FASTENER LENGTH1.796 INCHES MINIMUM AND 1.843 INCHES MAXIMUM
MINIMUM TENSILE STRENGTH125000 POUNDS PER SQUARE INCH
HEAD HEIGHT0.640 INCHES MINIMUM AND 0.672 INCHES MAXIMUM
WIDTH BETWEEN FLATS1.802 INCHES MINIMUM AND 1.815 INCHES MAXIMUM
HOLE CONFIGURATION STYLE HEXAGON LONGITUDINAL HOLE
HOLE TYPE DRILLED
HOLE QUANTITY1
HOLE DIAMETER0.070 INCHES NOMINAL
GRIP LENGTH0.109 INCHES MINIMUM AND 0.141 INCHES MAXIMUM
FEATURES PROVIDED FINISHED HEAD