NSN 5306-00-140-3981

Part Details | MACHINE BOLT

5306-00-140-3981 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: G30263743, G302637-43, G30263743, G302637-43, G30263743, G302637-43, G30263743, G302637-43, 5306-00-140-3981, 00-140-3981, 5306001403981, 001403981

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53SEP 10, 197100-140-398101847 ( BOLT, MACHINE )
REFERENCE DRAWINGS & PICTURES

HEXAGON

Cross Reference | NSN 5306-00-140-3981
Part Number Cage Code Manufacturer
G302637-4312360ALBANY FASTENERSPAWTUCKET FASTENERS DIV
G302637-4357472ALL MANUFACTURERS, INC.DBA ALLIED HARBOR AEROSPACE
G302637-4370318ALLMETAL SCREW PRODUCTS CORP.DBA ALL METAL SCREW PRODUCTS
G302637-4364959AMERICAN TELEPHONE AND TELEGRAPH CO
Technical Data | NSN 5306-00-140-3981
Characteristic Specifications
HEAD STYLE HEXAGON
THREAD SERIES DESIGNATOR UNC
NOMINAL THREAD DIAMETER0.312 INCHES
THREAD QUANTITY PER INCH18
THREAD CLASS2A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.750 INCHES MINIMUM AND 0.937 INCHES MAXIMUM
FASTENER LENGTH3.631 INCHES MINIMUM AND 3.725 INCHES MAXIMUM
MINIMUM TENSILE STRENGTH90000 POUNDS PER SQUARE INCH
HEAD HEIGHT0.195 INCHES MINIMUM AND 0.211 INCHES MAXIMUM
WIDTH BETWEEN FLATS0.489 INCHES MINIMUM AND 0.500 INCHES MAXIMUM
GRIP LENGTH2.788 INCHES MINIMUM AND 2.881 INCHES MAXIMUM
FEATURES PROVIDED FINISHED HEAD