NSN 5306-00-079-1301

Part Details | MACHINE BOLT

5306-00-079-1301 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: MS955719, MS9557-19, MS955719, MS9557-19, SAE AS9557, 5306-00-079-1301, 00-079-1301, 5306000791301, 000791301

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53DEC 11, 196700-079-130101847 ( BOLT, MACHINE )
REFERENCE DRAWINGS & PICTURES

DOUBLE HEXAGON EXTENDED WASHER

Cross Reference | NSN 5306-00-079-1301
Part Number Cage Code Manufacturer
MS9557-1996906MILITARY STANDARDSPROMULGATED BY MILITARY DEPARTMENTS
MS9557-1981343SOCIETY OF AUTOMOTIVE ENGINEERS INC
SAE AS955781343SOCIETY OF AUTOMOTIVE ENGINEERS INC
Technical Data | NSN 5306-00-079-1301
Characteristic Specifications
HEAD STYLE DOUBLE HEXAGON EXTENDED WASHER
THREAD SERIES DESIGNATOR UNJF
NOMINAL THREAD DIAMETER0.250 INCHES
THREAD QUANTITY PER INCH28
THREAD CLASS3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.750 INCHES MINIMUM AND 0.810 INCHES MAXIMUM
FASTENER LENGTH1.312 INCHES NOMINAL
MINIMUM YIELD STRENGTH85000 POUNDS PER SQUARE INCH
HEAD HEIGHT0.300 INCHES NOMINAL
WIDTH BETWEEN FLATS0.305 INCHES MINIMUM AND 0.313 INCHES MAXIMUM
EXTENDED WASHER DIAMETER0.438 INCHES NOMINAL
EXTENDED WASHER THICKNESS0.060 INCHES MINIMUM AND 0.070 INCHES MAXIMUM
GRIP LENGTH0.502 INCHES MINIMUM AND 0.562 INCHES MAXIMUM
FEATURES PROVIDED FINISHED HEAD