NSN 5306-00-966-6789

Part Details | MACHINE BOLT

5306-00-966-6789 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: 32806573, 32-80657-3, 5306-00-966-6789, 00-966-6789, 5306009666789, 009666789

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53JUN 08, 196600-966-678901847 ( BOLT, MACHINE )
REFERENCE DRAWINGS & PICTURES

HEXAGON COUNTERSUNK

Cross Reference | NSN 5306-00-966-6789
Part Number Cage Code Manufacturer
32-80657-376301BOEING COMPANY, THEDBA BOEING
Technical Data | NSN 5306-00-966-6789
Characteristic Specifications
HEAD STYLE HEXAGON COUNTERSUNK
THREAD SERIES DESIGNATOR UNF
NOMINAL THREAD DIAMETER0.250 INCHES
THREAD QUANTITY PER INCH28
THREAD CLASS3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.800 INCHES MINIMUM
FASTENER LENGTH0.968 INCHES NOMINAL
MINIMUM TENSILE STRENGTH180000 POUNDS PER SQUARE INCH
HEAD HEIGHT0.302 INCHES NOMINAL
WIDTH BETWEEN FLATS0.500 INCHES NOMINAL
COUNTERSINK ANGLE49.5 DEGREES MINIMUM AND 50.5 DEGREES MAXIMUM
GRIP LENGTH0.065 INCHES NOMINAL
FEATURES PROVIDED FINISHED HEAD