NSN 5306-01-209-9285

Part Details | MACHINE BOLT

5306-01-209-9285 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: FFB575, FF-B-575, 5306-01-209-9285, 01-209-9285, 5306012099285, 012099285

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53JUN 05, 198501-209-928501847 ( BOLT, MACHINE )
REFERENCE DRAWINGS & PICTURES

HEXAGON

Cross Reference | NSN 5306-01-209-9285
Part Number Cage Code Manufacturer
FF-B-57581348FEDERAL SPECIFICATIONSPROMULGATED BY GENERAL SERVICES
Technical Data | NSN 5306-01-209-9285
Characteristic Specifications
HEAD STYLE HEXAGON
THREAD SERIES DESIGNATOR UNC
NOMINAL THREAD DIAMETER0.250 INCHES
THREAD QUANTITY PER INCH20
THREAD CLASS2A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.2755 INCHES MINIMUM AND 0.4995 INCHES MAXIMUM
FASTENER LENGTH0.3755 INCHES MINIMUM AND 0.4995 INCHES MAXIMUM
MINIMUM TENSILE STRENGTH74000 POUNDS PER SQUARE INCH
MINIMUM YIELD STRENGTH57000 POUNDS PER SQUARE INCH
HEAD HEIGHT0.150 INCHES MINIMUM AND 0.188 INCHES MAXIMUM
WIDTH BETWEEN FLATS0.4250 INCHES MINIMUM AND 0.4375 INCHES MAXIMUM
FEATURES PROVIDED FINISHED HEAD
NONDEFINITIVE SPEC/STD DATA2 TYPE