NSN 5306-00-251-2180

Part Details | MACHINE BOLT

5306-00-251-2180 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: 4X145C1, 5306-00-251-2180, 00-251-2180, 5306002512180, 002512180

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53JUN 13, 197300-251-218001847 ( BOLT, MACHINE )
REFERENCE DRAWINGS & PICTURES

HEXAGON

Cross Reference | NSN 5306-00-251-2180
Part Number Cage Code Manufacturer
4X145C198296STANDARD MFG CO INC
Technical Data | NSN 5306-00-251-2180
Characteristic Specifications
HEAD STYLE HEXAGON
THREAD SERIES DESIGNATOR UNF
NOMINAL THREAD DIAMETER0.375 INCHES
THREAD QUANTITY PER INCH24
THREAD CLASS3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH1.719 INCHES MINIMUM AND 1.781 INCHES MAXIMUM
FASTENER LENGTH2.469 INCHES MINIMUM AND 2.531 INCHES MAXIMUM
MINIMUM TENSILE STRENGTH115000 POUNDS PER SQUARE INCH
HEAD HEIGHT0.250 INCHES MINIMUM AND 0.312 INCHES MAXIMUM
WIDTH BETWEEN FLATS0.552 INCHES MINIMUM AND 0.572 INCHES MAXIMUM
GRIP LENGTH0.719 INCHES MINIMUM AND 0.781 INCHES MAXIMUM
FEATURES PROVIDED FINISHED HEAD