4210-00-012-2564 BRACKET,FIRE EXTINGUISHER Index 2990-00-012-2571 CAP ASSEMBLY,PROTECTIVE,MUFFLER-

National Stock Number:
5305-00-012-2570

Federal Supply Class:
5305

National Item Identification Number:
000122570

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:
12257024617GENERAL MOTORS CORP
1225707X677GENERAL MOTORS LLC
FFS85TYPE2STYLE10P81348FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC


Techincal Specification:
THREAD SERIES DESIGNATORUNC
THREAD LENGTH1.375 INCHES NOMINAL
FASTENER LENGTH1.375 INCHES NOMINAL
MATERIALSTEEL OVERALL
HEAD STYLEHEXAGON
THREAD DIRECTIONRIGHT-HAND
NOMINAL THREAD DIAMETER0.562 INCHES
THREAD QUANTITY PER INCH12
THREAD CLASS2A
MATERIAL DOCUMENT AND CLASSIFICATIONSAE GR 1 OR 2 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENTCADMIUM OVERALL
HEAD HEIGHT0.359 INCHES NOMINAL
WIDTH BETWEEN FLATS0.812 INCHES NOMINAL
NONDEFINITIVE SPEC/STD DATA2 TYPE AND
10P STYLE
SPEC/STD CONTROLLING DATA
MANUFACTURERS CODE81348
NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCEFFS85TYPE2STYLE10P


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