NSN 5306-00-274-2142

Part Details | MACHINE BOLT

5306-00-274-2142 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: 206345PC2, SP12995, 5306-00-274-2142, 00-274-2142, 5306002742142, 002742142

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53JAN 01, 196300-274-214201847 ( BOLT, MACHINE )
REFERENCE DRAWINGS & PICTURES

HEXAGON

DOUBLE HEXAGON FLATS

Cross Reference | NSN 5306-00-274-2142
Part Number Cage Code Manufacturer
206345PC210001NAVAIR AND NAVSEA MANAGEDORIGINAL DESIGN ACTIVITY DWG NOT
SP1299510001NAVAIR AND NAVSEA MANAGEDORIGINAL DESIGN ACTIVITY DWG NOT
Technical Data | NSN 5306-00-274-2142
Characteristic Specifications
HEAD STYLE5 HEXAGON
THREAD SERIES DESIGNATOR UNF
NOMINAL THREAD DIAMETER0.312 INCHES
THREAD QUANTITY PER INCH24
THREAD CLASS3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.375 INCHES MINIMUM
FASTENER LENGTH0.500 INCHES MAXIMUM
HEAD HEIGHT0.438 INCHES MINIMUM AND 0.448 INCHES MAXIMUM
WIDTH BETWEEN FLATS0.218 INCHES MAXIMUM
EXTENDED WASHER DIAMETER0.406 INCHES NOMINAL
EXTENDED WASHER THICKNESS0.115 INCHES MINIMUM AND 0.135 INCHES MAXIMUM
HOLE CONFIGURATION STYLE5 DOUBLE HEXAGON FLATS
HOLE TYPE DRILLED
HOLE QUANTITY1
HOLE DIAMETER0.062 INCHES NOMINAL
FEATURES PROVIDED FINISHED HEAD