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National Stock Number:
5305-01-623-8480
Federal Supply Class:
5305
National Item Identification Number:
016238480
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:
| 10086458 | 05606 | GENERAL DYNAMICS-OTS, INC. |
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Techincal Specification:
| MATERIAL | STEEL PROPERTY CLASS 10.9 OVERALL | | PART NAME ASSIGNED BY CONTROLLING AGENCY | SCREW, HEXAGON HEAD CAP | | 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 F1941M, TYPE 8DT,ELECTRODEPOSITED ZINC, HEXAVALENT CHROMIUM FREE ASSN STD SINGLE TREATMENT RESPONSE OR ASTM B633, SC 2,TYPE VI, ELECTRODEPOSITED ZINC, HEXAVALENT CHROMIUM FREE ASSN STD SINGLE TREATMENT RESPONSE OR ASTM F1137, GRADE 111, ZINC PHOSPHATE WITH ZINC RICH EPOXY RESIN, OLIVE DRAB COLOR ASSN STD SINGLE TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | ZINC OR PHOSPHATE ZINC OVERALL | | THREAD CLASS | 6H | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 30.0 MILLIMETERS MINIMUM AND 38.8 MILLIMETERS MAXIMUM | | THREAD SERIES DESIGNATOR | M | | THREAD PITCH IN MILLIMETERS | 1.8 | | EXTERNAL THREAD TOLERANCE CLASS | 6H | | FASTENER LENGTH | 50.0 MILLIMETERS NOMINAL | | HEAD HEIGHT | 7.2 MILLIMETERS MINIMUM AND 7.8 MILLIMETERS MAXIMUM | | HEAD STYLE | HEXAGON | | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM F568M ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
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