5935-00-817-6844 CONNECTOR,PLUG,ELECTRICAL Index 9340-00-817-6866 WINDOW,OBSERVATION

National Stock Number:
5305-00-817-6860

Federal Supply Class:
5305

National Item Identification Number:
008176860

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:
12220119207U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM
12220124617GENERAL MOTORS CORP
531178119207U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM
3412935510PRESTOLITE ELECTRIC INC
1222017X677GENERAL MOTORS LLC
3/8-16UNC2AX2-3/8 HEX STL CD/ZN80204AMERICAN NATIONAL STANDARDS INSTITUTE INCORPORATED
JHP13-41202032HOLLINGSWORTH JOHN R CO
ANSI B18.2.1 TABLE 480204AMERICAN NATIONAL STANDARDS INSTITUTE INCORPORATED
MS35291-6996906MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M


Techincal Specification:
FASTENER LENGTH2.656 INCHES MINIMUM AND 2.750 INCHES MAXIMUM
HARDNESS RATING80.0 ROCKWELL B MINIMUM AND 100.0 ROCKWELL B MAXIMUM OVERALL
HEAD HEIGHT0.226 INCHES MINIMUM AND 0.243 INCHES MAXIMUM
HEAD STYLEHEXAGON
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A449 GRADE 2 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL OVERALL
MINIMUM TENSILE STRENGTH74000 POUNDS PER SQUARE INCH
NOMINAL THREAD DIAMETER0.375 INCHES
NONDEFINITIVE SPEC/STD DATA4 TABLE AND UNC SERIES AND 2A CLASS AND 3/8-16 SIZE AND 2-3/8IN. LENGTH
SPECIAL FEATURESMATL UNS K04200
SPECIFICATION/STANDARD DATA80204-ANSI B18.2.1 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD AND 96906-MS35291/CANCELED/ GOVERNMENT STANDARD
WIDTH BETWEEN FLATS0.551 INCHES MINIMUM AND 0.562 INCHES MAXIMUM
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416,TYPE 2,CLASS C FED SPEC 1ST TREATMENT RESPONSE OR ASTM B633,TYPE 2,CLASS 3 ASSN STD 2ND TREATMENT RESPONSE OVERALL
SURFACE TREATMENTCADMIUM AND CHROMATE OR ZINC AND CHROMATE OVERALL
THREAD CLASS2A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH1.000 INCHES NOMINAL
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC)
THREAD QUANTITY PER INCH16


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