NSN 5306-01-481-7449

Part Details | MACHINE BOLT

5306-01-481-7449 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: NAS4286A12, NAS428-6A12, 5306-01-481-7449, 01-481-7449, 5306014817449, 014817449

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53JAN 23, 200101-481-744901847 ( BOLT, MACHINE )
REFERENCE DRAWINGS & PICTURES

CROWNED HEXAGON

Cross Reference | NSN 5306-01-481-7449
Part Number Cage Code Manufacturer
NAS428-6A1280205NATIONAL AEROSPACE STANDARDSCOMMITTEE AEROSPACE INDUSTRIES
Technical Data | NSN 5306-01-481-7449
Characteristic Specifications
HEAD STYLE CROWNED HEXAGON
THREAD SERIES DESIGNATOR UNF
NOMINAL THREAD DIAMETER0.375 INCHES
THREAD QUANTITY PER INCH24
THREAD CLASS3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH1.688 INCHES MINIMUM AND 1.781 INCHES MAXIMUM
FASTENER LENGTH1.250 INCHES MINIMUM AND 1.312 INCHES MAXIMUM
HEAD HEIGHT0.193 INCHES MINIMUM AND 0.213 INCHES MAXIMUM
WIDTH BETWEEN FLATS0.553 INCHES MINIMUM AND 0.565 INCHES MAXIMUM
GRIP LENGTH0.031 INCHES MINIMUM AND 0.062 INCHES MAXIMUM