NSN 5306-00-639-4888

Part Details | MACHINE BOLT

5306-00-639-4888 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: 716138, 595646, 552822, 55-28-22, 5306-00-639-4888, 00-639-4888, 5306006394888, 006394888

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53JAN 01, 196100-639-488801847 ( BOLT, MACHINE )
REFERENCE DRAWINGS & PICTURES

HEXAGON

Cross Reference | NSN 5306-00-639-4888
Part Number Cage Code Manufacturer
7161381GM23FRG INDUSTRIES INC
59564624617GENERAL MOTORS CORP
55-28-2275497LAMSON AND SESSIONS CO THE
Technical Data | NSN 5306-00-639-4888
Characteristic Specifications
HEAD STYLE HEXAGON
THREAD SERIES DESIGNATOR UNC
NOMINAL THREAD DIAMETER0.438 INCHES
THREAD QUANTITY PER INCH14
NONSTANDARD THREAD PITCH DIAMETER+0.3855 TO +0.3891 INCHES
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.750 INCHES MINIMUM
FASTENER LENGTH1.375 INCHES NOMINAL
HEAD HEIGHT0.656 INCHES NOMINAL
WIDTH BETWEEN FLATS0.625 INCHES NOMINAL
GRIP LENGTH0.625 INCHES NOMINAL
FEATURES PROVIDED FINISHED HEAD