NSN 5306-00-253-7864

Part Details | MACHINE BOLT

5306-00-253-7864 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: 8M2530, 5306-00-253-7864, 00-253-7864, 5306002537864, 002537864

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53JAN 05, 197200-253-786401847 ( BOLT, MACHINE )
REFERENCE DRAWINGS & PICTURES

DOUBLE HEXAGON EXTENDED WASHER

Cross Reference | NSN 5306-00-253-7864
Part Number Cage Code Manufacturer
8M253011083CATERPILLAR INC.DBA CATERPILLAR
Technical Data | NSN 5306-00-253-7864
Characteristic Specifications
HEAD STYLE DOUBLE HEXAGON EXTENDED WASHER
THREAD SERIES DESIGNATOR UNC
NOMINAL THREAD DIAMETER0.500 INCHES
THREAD QUANTITY PER INCH13
THREAD CLASS3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH1.099 INCHES MINIMUM AND 1.130 INCHES MAXIMUM
FASTENER LENGTH1.219 INCHES MINIMUM AND 1.250 INCHES MAXIMUM
HEAD HEIGHT0.430 INCHES MINIMUM AND 0.440 INCHES MAXIMUM
WIDTH BETWEEN FLATS0.492 INCHES MINIMUM AND 0.500 INCHES MAXIMUM
EXTENDED WASHER DIAMETER0.738 INCHES MINIMUM AND 0.750 INCHES MAXIMUM
EXTENDED WASHER THICKNESS0.187 INCHES NOMINAL
FEATURES PROVIDED FINISHED HEAD