NSN 5306-01-008-9291

Part Details | MACHINE BOLT

5306-01-008-9291 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: SS50280414, SS5028-04-14, 5306-01-008-9291, 01-008-9291, 5306010089291, 010089291

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53SEP 01, 197501-008-929101847 ( BOLT, MACHINE )
REFERENCE DRAWINGS & PICTURES

HEXAGON

Cross Reference | NSN 5306-01-008-9291
Part Number Cage Code Manufacturer
SS5028-04-1478286SIKORSKY AIRCRAFT CORPORATIONDBA SIKORSKY
Technical Data | NSN 5306-01-008-9291
Characteristic Specifications
HEAD STYLE HEXAGON
THREAD SERIES DESIGNATOR UNC
NOMINAL THREAD DIAMETER0.250 INCHES
THREAD QUANTITY PER INCH20
THREAD CLASS3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.499 INCHES MINIMUM AND 0.578 INCHES MAXIMUM
FASTENER LENGTH1.515 INCHES MINIMUM AND 1.562 INCHES MAXIMUM
MINIMUM TENSILE STRENGTH125000 POUNDS PER SQUARE INCH
HEAD HEIGHT0.140 INCHES MINIMUM AND 0.172 INCHES MAXIMUM
WIDTH BETWEEN FLATS0.428 INCHES MINIMUM AND 0.440 INCHES MAXIMUM
GRIP LENGTH0.984 INCHES MINIMUM AND 1.016 INCHES MAXIMUM
FEATURES PROVIDED FINISHED HEAD