NSN 5306-01-122-0249

Part Details | MACHINE BOLT

5306-01-122-0249 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: 23000072, 23000072, 5306-01-122-0249, 01-122-0249, 5306011220249, 011220249

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53NOV 13, 198101-122-024901847 ( BOLT, MACHINE )
REFERENCE DRAWINGS & PICTURES

HEXAGON

Cross Reference | NSN 5306-01-122-0249
Part Number Cage Code Manufacturer
2300007273342ALLISON TRANSMISSION, INC.
2300007263005ROLLS-ROYCE CORPORATION
Technical Data | NSN 5306-01-122-0249
Characteristic Specifications
HEAD STYLE HEXAGON
THREAD SERIES DESIGNATOR M
NOMINAL THREAD DIAMETER8.0 MILLIMETERS
THREAD PITCH IN MILLIMETERS1.25
EXTERNAL THREAD TOLERANCE CLASS6H
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH16.88 MILLIMETERS NOMINAL
FASTENER LENGTH19.2 MILLIMETERS MINIMUM AND 20.0 MILLIMETERS MAXIMUM
HEAD HEIGHT5.10 MILLIMETERS MINIMUM AND 5.50 MILLIMETERS MAXIMUM
WIDTH BETWEEN FLATS12.73 MILLIMETERS MINIMUM AND 13.00 MILLIMETERS MAXIMUM
GRIP LENGTH3.12 MILLIMETERS NOMINAL