2520-00-071-2053 CUP,PISTON Index 5305-00-071-2056 SCREW,CAP,HEXAGON HEAD

National Stock Number:
5305-00-071-2055

Federal Supply Class:
5305

National Item Identification Number:
000712055

Description:
SCREW,CAP,HEXAGON HEAD

Detail:
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. Excludes BOLT, MACHINE; BOLT, EXTERNALLY RELIEVED BODY; BOLT, INTERNAL WRENCHING; and SCREW, CAP, SOCKET HEAD.


Manufacturer Information:
413-72410988CNH INDUSTRIAL AMERICA LLC
503360038455ITT MARLOW A UNIT OF ITT PUMPS AND COMPRESSORS DIV
5305000712055A00AME.C.A ETABLISSEMENT CENTRAL DESAPPROVISIONNEMENTS DES FORCES ARMEE
5305000712055SCY13E.C.A ETABLISSEMENT CENTRALD'APPROVISIONNEMENT DES FORCES ARMEE
5305PL06565749009HINSPEKTORAT WSPARCIA SIL ZBROJNYCH
800-150744940CUMMINS POWER GENERATION INC.
8AX6945152OSHKOSH CORP
8AX6975Q65OSHKOSH DEFENSE LLC
AES01C438A50AW9A9105047THE AMERICAN SOCIETY OF MECHANICAL ENGINEERS
ASME B18.2.105047THE AMERICAN SOCIETY OF MECHANICAL ENGINEERS
B1821BH044C150N80204AMERICAN NATIONAL STANDARDS INSTITUTE INCORPORATED
MS90728-8996906MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M


Techincal Specification:
FASTENER LENGTH1.438 INCHES MINIMUM AND 1.500 INCHES MAXIMUM
HEAD HEIGHT0.272 INCHES MINIMUM AND 0.291 INCHES MAXIMUM
HEAD STYLEHEXAGON
MATERIAL DOCUMENT AND CLASSIFICATIONSAE J429 GRADE 8 ASSN STD SINGLE MATERIAL RESPONSE OR ASTM A354 GRADE BD ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL OVERALL
MINIMUM TENSILE STRENGTH150000 POUNDS PER SQUARE INCH
NOMINAL THREAD DIAMETER0.438 INCHES
WIDTH BETWEEN FLATS0.612 INCHES MINIMUM AND 0.625 INCHES MAXIMUM
SURFACE FINISH63.0 MICROINCHES THREADS
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONASTM B633 TY 2 SC 3 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTZINC AND CHROMATE OVERALL
THREAD CLASS2A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH1.125 INCHES MINIMUM AND 1.312 INCHES MAXIMUM
THREAD QUANTITY PER INCH14
THREAD SERIES DESIGNATORUNC


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