NSN 5306-00-004-7178

Part Details | MACHINE BOLT

5306-00-004-7178 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: FFS85, MS5109935, MS51099-35, 5306-00-004-7178, 00-004-7178, 5306000047178, 000047178

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53JUN 07, 197200-004-717801847 ( BOLT, MACHINE )
REFERENCE DRAWINGS & PICTURES

HEXAGON

HEXAGON FLATS

Cross Reference | NSN 5306-00-004-7178
Part Number Cage Code Manufacturer
FFS8581348FEDERAL SPECIFICATIONSPROMULGATED BY GENERAL SERVICES
MS51099-3596906MILITARY STANDARDSPROMULGATED BY MILITARY DEPARTMENTS
Technical Data | NSN 5306-00-004-7178
Characteristic Specifications
HEAD STYLE HEXAGON
THREAD SERIES DESIGNATOR UNC
NOMINAL THREAD DIAMETER0.312 INCHES
THREAD QUANTITY PER INCH18
THREAD CLASS2A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.812 INCHES MINIMUM
FASTENER LENGTH1.188 INCHES MINIMUM AND 1.250 INCHES MAXIMUM
MINIMUM TENSILE STRENGTH70000 POUNDS PER SQUARE INCH
MINIMUM YIELD STRENGTH40000 POUNDS PER SQUARE INCH
HEAD HEIGHT0.195 INCHES MINIMUM AND 0.211 INCHES MAXIMUM
WIDTH BETWEEN FLATS0.489 INCHES MINIMUM AND 0.500 INCHES MAXIMUM
HOLE CONFIGURATION STYLE HEXAGON FLATS
HOLE TYPE DRILLED
HOLE QUANTITY1
HOLE DIAMETER0.062 INCHES NOMINAL
FEATURES PROVIDED FINISHED HEAD
NONDEFINITIVE SPEC/STD DATA2 TYPE AND 10P STYLE