NSN 5306-00-025-3747

Part Details | MACHINE BOLT

5306-00-025-3747 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: MS950119, MS9501-19, 5306-00-025-3747, 00-025-3747, 5306000253747, 000253747

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53OCT 21, 197200-025-374701847 ( BOLT, MACHINE )
REFERENCE DRAWINGS & PICTURES

HEXAGON

HEXAGON FLATS

Cross Reference | NSN 5306-00-025-3747
Part Number Cage Code Manufacturer
MS9501-1996906MILITARY STANDARDSPROMULGATED BY MILITARY DEPARTMENTS
Technical Data | NSN 5306-00-025-3747
Characteristic Specifications
HEAD STYLE HEXAGON
THREAD SERIES DESIGNATOR UNJF
NOMINAL THREAD DIAMETER0.250 INCHES
THREAD QUANTITY PER INCH28
THREAD CLASS3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.750 INCHES MINIMUM AND 0.810 INCHES MAXIMUM
FASTENER LENGTH1.312 INCHES NOMINAL
MINIMUM TENSILE STRENGTH130000 POUNDS PER SQUARE INCH
MINIMUM YIELD STRENGTH85000 POUNDS PER SQUARE INCH
HEAD HEIGHT0.167 INCHES MINIMUM AND 0.183 INCHES MAXIMUM
WIDTH BETWEEN FLATS0.430 INCHES MINIMUM AND 0.439 INCHES MAXIMUM
HOLE CONFIGURATION STYLE HEXAGON FLATS
HOLE TYPE DRILLED
HOLE QUANTITY1
HOLE DIAMETER0.065 INCHES NOMINAL
GRIP LENGTH0.502 INCHES MINIMUM AND 0.562 INCHES MAXIMUM
FEATURES PROVIDED FINISHED HEAD