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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.
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Manufacturer Information:
| 122201 | 19207 | U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM | | 122201 | 24617 | GENERAL MOTORS CORP | | 5311781 | 19207 | U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM | | 34129 | 35510 | PRESTOLITE ELECTRIC INC | | 122201 | 7X677 | GENERAL MOTORS LLC | | 3/8-16UNC2AX2-3/8 HEX STL CD/ZN | 80204 | AMERICAN NATIONAL STANDARDS INSTITUTE INCORPORATED | | JHP13-412 | 02032 | HOLLINGSWORTH JOHN R CO | | ANSI B18.2.1 TABLE 4 | 80204 | AMERICAN NATIONAL STANDARDS INSTITUTE INCORPORATED | | MS35291-69 | 96906 | MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M |
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Techincal Specification:
| FASTENER LENGTH | 2.656 INCHES MINIMUM AND 2.750 INCHES MAXIMUM | | HARDNESS RATING | 80.0 ROCKWELL B MINIMUM AND 100.0 ROCKWELL B MAXIMUM OVERALL | | HEAD HEIGHT | 0.226 INCHES MINIMUM AND 0.243 INCHES MAXIMUM | | HEAD STYLE | HEXAGON | | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A449 GRADE 2 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL OVERALL | | MINIMUM TENSILE STRENGTH | 74000 POUNDS PER SQUARE INCH | | NOMINAL THREAD DIAMETER | 0.375 INCHES | | NONDEFINITIVE SPEC/STD DATA | 4 TABLE AND UNC SERIES AND 2A CLASS AND 3/8-16 SIZE AND 2-3/8IN. LENGTH | | SPECIAL FEATURES | MATL UNS K04200 | | SPECIFICATION/STANDARD DATA | 80204-ANSI B18.2.1 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD AND 96906-MS35291/CANCELED/ GOVERNMENT STANDARD | | WIDTH BETWEEN FLATS | 0.551 INCHES MINIMUM AND 0.562 INCHES MAXIMUM | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-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 TREATMENT | CADMIUM AND CHROMATE OR ZINC AND CHROMATE OVERALL | | THREAD DIRECTION | RIGHT-HAND | | THREAD CLASS | 2A | | THREAD LENGTH | 1.000 INCHES NOMINAL | | THREAD SERIES DESIGNATOR | UNC | | THREAD QUANTITY PER INCH | 16 |
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