NSN 5306-00-407-6422

Part Details | MACHINE BOLT

5306-00-407-6422 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: FFB571TYPEB3, 5306-00-407-6422, 00-407-6422, 5306004076422, 004076422

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53JAN 01, 196300-407-642201847 ( BOLT, MACHINE )
REFERENCE DRAWINGS & PICTURES

HEXAGON

Cross Reference | NSN 5306-00-407-6422
Part Number Cage Code Manufacturer
FFB571TYPEB381348FEDERAL SPECIFICATIONSPROMULGATED BY GENERAL SERVICES
Technical Data | NSN 5306-00-407-6422
Characteristic Specifications
HEAD STYLE HEXAGON
THREAD SERIES DESIGNATOR UNC
NOMINAL THREAD DIAMETER0.312 INCHES
THREAD QUANTITY PER INCH18
THREAD CLASS3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH1.000 INCHES MINIMUM
FASTENER LENGTH4.000 INCHES NOMINAL
MINIMUM TENSILE STRENGTH48000 POUNDS PER SQUARE INCH
HEAD HEIGHT0.227 INCHES MINIMUM AND 0.242 INCHES MAXIMUM
WIDTH BETWEEN FLATS0.552 INCHES MINIMUM AND 0.562 INCHES MAXIMUM
FEATURES PROVIDED FINISHED HEAD
NONDEFINITIVE SPEC/STD DATAB-3 TYPE