NSN 5306-00-207-2493

Part Details | MACHINE BOLT

5306-00-207-2493 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: 158000PC203, 5306-00-207-2493, 00-207-2493, 5306002072493, 002072493

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53JAN 01, 196300-207-249301847 ( BOLT, MACHINE )
REFERENCE DRAWINGS & PICTURES

HEXAGON

HEXAGON FLATS

Cross Reference | NSN 5306-00-207-2493
Part Number Cage Code Manufacturer
158000PC20310001NAVAIR AND NAVSEA MANAGEDORIGINAL DESIGN ACTIVITY DWG NOT
Technical Data | NSN 5306-00-207-2493
Characteristic Specifications
HEAD STYLE HEXAGON
THREAD SERIES DESIGNATOR UNC
NOMINAL THREAD DIAMETER0.250 INCHES
THREAD QUANTITY PER INCH20
THREAD CLASS3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.625 INCHES MINIMUM
FASTENER LENGTH0.750 INCHES NOMINAL
HEAD HEIGHT0.188 INCHES NOMINAL
WIDTH BETWEEN FLATS0.375 INCHES NOMINAL
HOLE CONFIGURATION STYLE HEXAGON FLATS
HOLE TYPE DRILLED
HOLE QUANTITY1
HOLE DIAMETER0.046 INCHES MINIMUM AND 0.056 INCHES MAXIMUM
GRIP LENGTH0.125 INCHES NOMINAL
FEATURES PROVIDED FINISHED HEAD