NSN 5306-00-023-8388

Part Details | MACHINE BOLT

5306-00-023-8388 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: MS908926, MS9089-26, 5306-00-023-8388, 00-023-8388, 5306000238388, 000238388

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53JAN 01, 196300-023-838801847 ( BOLT, MACHINE )
REFERENCE DRAWINGS & PICTURES

DOUBLE HEXAGON EXTENDED WASHER

DOUBLE HEXAGON FLATS

Cross Reference | NSN 5306-00-023-8388
Part Number Cage Code Manufacturer
MS9089-2696906MILITARY STANDARDSPROMULGATED BY MILITARY DEPARTMENTS
Technical Data | NSN 5306-00-023-8388
Characteristic Specifications
HEAD STYLE DOUBLE HEXAGON EXTENDED WASHER
THREAD SERIES DESIGNATOR UNF
NOMINAL THREAD DIAMETER0.250 INCHES
THREAD QUANTITY PER INCH28
THREAD CLASS3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.750 INCHES MINIMUM
FASTENER LENGTH1.750 INCHES NOMINAL
HEAD HEIGHT0.330 INCHES NOMINAL
WIDTH BETWEEN FLATS0.304 INCHES MINIMUM AND 0.313 INCHES MAXIMUM
EXTENDED WASHER DIAMETER0.438 INCHES NOMINAL
EXTENDED WASHER THICKNESS0.060 INCHES MINIMUM AND 0.070 INCHES MAXIMUM
HOLE CONFIGURATION STYLE DOUBLE HEXAGON FLATS
HOLE TYPE DRILLED
HOLE QUANTITY4
HOLE DIAMETER0.062 INCHES NOMINAL
GRIP LENGTH1.000 INCHES NOMINAL
FEATURES PROVIDED FINISHED HEAD