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National Stock Number:
5305-01-451-0526
Federal Supply Class:
5305
National Item Identification Number:
014510526
Description:
SCREW,CAP,SOCKET HEAD
Detail:
An externally threaded fastener whose threaded portion is of one nominal diameter. The head has an internal socket or multiple spline for use with an inserted driver. A locking feature may be incorporated in the design of the head or threads. Excludes items with bevel (conical) heads. See BOLT, INTERNAL WRENCHING. Excludes SCREW, SHOULDER; and SCREW, MACHINE.
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Manufacturer Information:
| 211048560 | 53711 | NAVAL SEA SYSTEMS COMMAND | | 6406843-30 | 53711 | NAVAL SEA SYSTEMS COMMAND | | 752-6406843-30 | 53711 | NAVAL SEA SYSTEMS COMMAND |
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Techincal Specification:
| FASTENER LENGTH | 0.470 INCHES MINIMUM AND 0.500 INCHES MAXIMUM | | HEAD DIAMETER | 0.303 INCHES MINIMUM AND 0.312 INCHES MAXIMUM | | HEAD HEIGHT | 0.185 INCHES MINIMUM AND 0.195 INCHES MAXIMUM | | HEAD STYLE | FLAT CHAMFER | | INTERNAL DRIVE STYLE | HEXAGON | | LOCKING FEATURE | PATCH THREADS | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-N-281 CLASS A FED SPEC SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | NICKEL ALLOY 502 OVERALL | | MINIMUM TENSILE STRENGTH | 80000 POUNDS PER SQUARE INCH | | MINIMUM YIELD STRENGTH | 40000 POUNDS PER SQUARE INCH | | NOMINAL THREAD DIAMETER | 0.1900 INCHES | | SPECIFICATION/STANDARD DATA | 80204 ANSI B18.3 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.280 INCHES MINIMUM AND 0.310 INCHES MAXIMUM | | THREAD QUANTITY PER INCH | 24 | | THREAD SERIES DESIGNATOR | UNIFIED NATIONAL COARSE (UNC) | | WIDTH ACROSS FLATS | 0.156 INCHES NOMINAL |
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