NSN 5306-00-638-4740

Part Details | MACHINE BOLT

5306-00-638-4740 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: 19321, 5306-00-638-4740, 00-638-4740, 5306006384740, 006384740

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53JAN 01, 196300-638-474001847 ( BOLT, MACHINE )
REFERENCE DRAWINGS & PICTURES

HEXAGON

Cross Reference | NSN 5306-00-638-4740
Part Number Cage Code Manufacturer
1932170188FRANKLIN ENGINE CO INC
Technical Data | NSN 5306-00-638-4740
Characteristic Specifications
HEAD STYLE HEXAGON
THREAD SERIES DESIGNATOR UNF
NOMINAL THREAD DIAMETER0.312 INCHES
THREAD QUANTITY PER INCH24
THREAD CLASS3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.719 INCHES MINIMUM
FASTENER LENGTH7.279 INCHES MINIMUM AND 7.311 INCHES MAXIMUM
HEAD HEIGHT0.227 INCHES MINIMUM AND 0.242 INCHES MAXIMUM
WIDTH BETWEEN FLATS0.489 INCHES MINIMUM AND 0.500 INCHES MAXIMUM
FEATURES PROVIDED FINISHED HEAD