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National Stock Number:
5305-01-625-0178
Federal Supply Class:
5305
National Item Identification Number:
016250178
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:
| 211069811 | 96169 | ELECTRIC BOAT CORPORATION | | 585-6406618 FIND NO 15 | 53711 | NAVAL SEA SYSTEMS COMMAND | | DF2081-239 FIND NO 15 | 43689 | HUNTINGTON INGALLS INC |
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Techincal Specification:
| COUNTERSINK ANGLE | 82.0 DEGREES NOMINAL | | FASTENER LENGTH | 0.500 INCHES NOMINAL | | HEAD STYLE | FLAT COUNTERSUNK | | MATERIAL | NICKEL ALLOY 400 AND NICKEL ALLOY R-405 OVERALL | | PART NAME ASSIGNED BY CONTROLLING AGENCY | SCREW CAP HEX SOCKET FLAT COUNTERSUNK HEAD | | PROPRIETARY CHARACTERISTICS | PACS | | NOMINAL THREAD DIAMETER | 0.190 INCHES | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD QUANTITY PER INCH | 24 | | THREAD SERIES DESIGNATOR | UNRC |
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