NSN 5306-00-207-3478

Part Details | MACHINE BOLT

5306-00-207-3478 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: FFB575, 5306-00-207-3478, 00-207-3478, 5306002073478, 002073478

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53JAN 01, 196300-207-347801847 ( BOLT, MACHINE )
REFERENCE DRAWINGS & PICTURES

HEXAGON

Cross Reference | NSN 5306-00-207-3478
Part Number Cage Code Manufacturer
FFB57581348FEDERAL SPECIFICATIONSPROMULGATED BY GENERAL SERVICES
Technical Data | NSN 5306-00-207-3478
Characteristic Specifications
HEAD STYLE3 HEXAGON
THREAD SERIES DESIGNATOR UNC
NOMINAL THREAD DIAMETER0.250 INCHES
THREAD QUANTITY PER INCH20
THREAD CLASS2A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.750 INCHES MINIMUM
FASTENER LENGTH2.210 INCHES MINIMUM AND 2.270 INCHES MAXIMUM
MINIMUM TENSILE STRENGTH60000 POUNDS PER SQUARE INCH
HEAD HEIGHT0.156 INCHES MINIMUM AND 0.188 INCHES MAXIMUM
WIDTH BETWEEN FLATS0.362 INCHES MINIMUM AND 0.375 INCHES MAXIMUM
FEATURES PROVIDED FINISHED HEAD
SPECIAL FEATURESFURNISHED W/1 SQUARE NUT
NONDEFINITIVE SPEC/STD DATA1 TYPE