NSN 5306-00-426-6878

Part Details | MACHINE BOLT

5306-00-426-6878 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: H6317, 5306-00-426-6878, 00-426-6878, 5306004266878, 004266878

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53JAN 01, 196300-426-687801847 ( BOLT, MACHINE )
REFERENCE DRAWINGS & PICTURES

HEXAGON

Cross Reference | NSN 5306-00-426-6878
Part Number Cage Code Manufacturer
H631735311AMERICAN STANDARD INCWESTINGHOUSE AIR BRAKE CO DIV
Technical Data | NSN 5306-00-426-6878
Characteristic Specifications
HEAD STYLE HEXAGON
THREAD SERIES DESIGNATOR UN
NOMINAL THREAD DIAMETER1.750 INCHES
THREAD QUANTITY PER INCH8
THREAD CLASS2A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH1.500 INCHES MINIMUM
FASTENER LENGTH9.688 INCHES MINIMUM AND 9.750 INCHES MAXIMUM
HEAD HEIGHT0.688 INCHES MINIMUM AND 0.812 INCHES MAXIMUM
WIDTH BETWEEN FLATS2.469 INCHES MINIMUM AND 2.531 INCHES MAXIMUM
FEATURES PROVIDED UNFINISHED HEAD
SPECIAL FEATURESDRILL 2 COTTER-PIN HOLES 90 DEG PORM 10 DEG APORT