NSN 5306-00-870-3021

Part Details | MACHINE BOLT

5306-00-870-3021 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: 674D19, 474D16, 5306-00-870-3021, 00-870-3021, 5306008703021, 008703021

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53NOV 01, 196700-870-302101847 ( BOLT, MACHINE )
REFERENCE DRAWINGS & PICTURES

HEXAGON

Cross Reference | NSN 5306-00-870-3021
Part Number Cage Code Manufacturer
674D190AHP5CURTISS-WRIGHT CONTROLS, INCDIV SENSORS & CONTROLS
474D160AHP5CURTISS-WRIGHT CONTROLS, INCDIV SENSORS & CONTROLS
Technical Data | NSN 5306-00-870-3021
Characteristic Specifications
HEAD STYLE HEXAGON
THREAD SERIES DESIGNATOR UNF
NOMINAL THREAD DIAMETER0.250 INCHES
THREAD QUANTITY PER INCH28
THREAD CLASS1A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.690 INCHES MINIMUM
FASTENER LENGTH0.880 INCHES NOMINAL
HEAD HEIGHT0.156 INCHES NOMINAL
WIDTH BETWEEN FLATS0.430 INCHES MINIMUM AND 0.439 INCHES MAXIMUM
GRIP LENGTH0.190 INCHES MINIMUM
FEATURES PROVIDED FINISHED HEAD
PART NAME ASSIGNED BY CONTROLLING AGENCYNAVY SPECIAL PROJECT