NSN 5305-00-071-1783

Part Details | HEXAGON HEAD CAP SCREW

5305-00-071-1783 An externally threaded fastener designed for insertion into holes in assembled parts, for mating with a preformed internal thread and for tightening or releasing by torquing the head. The threaded and unthreaded portions are both of the same nominal diameter of 0.190 inch (5 mm) or larger. Head dimensions and sizes of threaded and unthreaded portions shall conform to internationally recognized fastener standards. The thread length being the controlled dimension, the grip length is not specified. A locking feature may be incorporated in the design of the head or threads. The head is not designed to be held or driven with an inserted driver or by the thumb and fingers. Excludes BOLT,MACHINE; BOLT,EXTERNALLY RELIEVED BODY; BOLT,INTERNAL WRENCHING; and SCREW,CAP,SOCKET HEAD.

Alternate Parts: B1821BH050C425N, ASME B18.2.1, AES01C500D25AW9A91, 13868, 13-868, MS90728124, MS90728-124, 5305-00-071-1783, 00-071-1783, 5305000711783, 000711783

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53JAN 01, 196000-071-178318257 ( SCREW, CAP, HEXAGON HEAD )
REFERENCE DRAWINGS & PICTURES

HEXAGON

Cross Reference | NSN 5305-00-071-1783
Part Number Cage Code Manufacturer
B1821BH050C425N80204AMERICAN NATIONAL STANDARDSINSTITUTE, INCORPORATED
ASME B18.2.105047AMERICAN SOCIETY OF MECHANICALENGINEERS, THE
AES01C500D25AW9A9105047AMERICAN SOCIETY OF MECHANICALENGINEERS, THE
13-86810988CNH INDUSTRIAL AMERICA LLC
MS90728-12496906MILITARY STANDARDSPROMULGATED BY MILITARY DEPARTMENTS
Technical Data | NSN 5305-00-071-1783
Characteristic Specifications
THREAD SERIES DESIGNATOR UNC
THREAD LENGTH1.250 INCHES MINIMUM AND 1.442 INCHES MAXIMUM
FASTENER LENGTH4.156 INCHES MINIMUM AND 4.250 INCHES MAXIMUM
HEAD STYLE HEXAGON
THREAD DIRECTION RIGHT-HAND
NOMINAL THREAD DIAMETER0.500 INCHES
THREAD QUANTITY PER INCH13
THREAD CLASS2A
MINIMUM TENSILE STRENGTH150000 POUNDS PER SQUARE INCH
HEAD HEIGHT0.302 INCHES MINIMUM AND 0.323 INCHES MAXIMUM
WIDTH BETWEEN FLATS0.736 INCHES MINIMUM AND 0.750 INCHES MAXIMUM
END ITEM IDENTIFICATIONMRAP RG-33