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National Stock Number:
5305-01-627-7163
Federal Supply Class:
5305
National Item Identification Number:
016277163
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:
| AES07M12D130CG89B1 | 05047 | THE AMERICAN SOCIETY OF MECHANICAL ENGINEERS | | G19231B12130N | 01417 | GENERAL DYNAMICS LAND SYSTEMS INC. | | G19231M | 01417 | GENERAL DYNAMICS LAND SYSTEMS INC. | | G19231B12130N | 7E548 | WILSON-GARNER CO |
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Techincal Specification:
| EXTERNAL THREAD TOLERANCE CLASS | 6G | | FASTENER LENGTH | 130.0 MILLIMETERS NOMINAL | | HEAD HEIGHT | 7.2 MILLIMETERS MINIMUM AND 7.8 MILLIMETERS MAXIMUM | | HEAD STYLE | HEXAGON | | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A574M ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL PROPERTY CLASS 10.9 OVERALL | | PART NAME ASSIGNED BY CONTROLLING AGENCY | SCREW CAP, HEXAGON HEAD | | PROPRIETARY CHARACTERISTICS | PACS | | NOMINAL THREAD DIAMETER | 12.0 MILLIMETERS | | WIDTH BETWEEN FLATS | 17.7 MILLIMETERS MINIMUM AND 18.0 MILLIMETERS MAXIMUM | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | ASTM B633 TYPE III OR V, FE/ZN5 ASSN STD SINGLE TREATMENT RESPONSE OR ASTM F1941M TYPE FE/ZN5AT OR FE/ZN5BT ASSN STD SINGLE TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | ZINC AND CHROMATE OVERALL | | THREAD CLASS | 6G | | THREAD DIRECTION | RIGHT-HAND | | THREAD SERIES DESIGNATOR | M | | THREAD PITCH IN MILLIMETERS | 1.8 |
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