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National Stock Number:
5305-01-445-3341
Federal Supply Class:
5305
National Item Identification Number:
014453341
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:
| 211068645 | 53711 | NAVAL SEA SYSTEMS COMMAND | | 595-6401267 ITEM 146 | 53711 | NAVAL SEA SYSTEMS COMMAND |
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Techincal Specification:
| THREAD SERIES DESIGNATOR | UNRC | | NOMINAL THREAD DIAMETER | 0.500 INCHES | | THREAD QUANTITY PER INCH | 13 | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 1.500 INCHES MINIMUM | | FASTENER LENGTH | 3.000 INCHES NOMINAL | | MATERIAL | PLASTIC POLYAMIDE LOCKING FEATURE | | NICKEL ALLOY K-500 FASTENER | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-N-286 FED SPEC SINGLE MATERIAL RESPONSE FASTENER | | HARDNESS RATING | 24.0 ROCKWELL C MINIMUM FASTENER | | MINIMUM TENSILE STRENGTH | 130000 POUNDS PER SQUARE INCH | | MINIMUM YIELD STRENGTH | 90000 POUNDS PER SQUARE INCH | | HEAD STYLE | FLAT CHAMFER | | HEAD DIAMETER | 0.491 INCHES MINIMUM AND | | 0.500 INCHES MAXIMUM | | HEAD HEIGHT | 0.492 INCHES MINIMUM AND | | 0.500 INCHES MAXIMUM | | INTERNAL DRIVE STYLE | HEXAGON | | WIDTH ACROSS FLATS | 0.375 INCHES MINIMUM | | LOCKING FEATURE | PATCH OR | | PELLET OR | | STRIP THREADS |
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