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National Stock Number:
5305-01-626-6638
Federal Supply Class:
5305
National Item Identification Number:
016266638
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:
| 263310001-386-8 | 96169 | ELECTRIC BOAT CORPORATION | | 801-6640965-386-8 | 53711 | NAVAL SEA SYSTEMS COMMAND |
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Techincal Specification:
| FASTENER LENGTH | 0.250 INCHES NOMINAL | | HEAD STYLE | FLAT CHAMFER | | MATERIAL | NICKEL ALLOY 400 AND NICKEL ALLOY R-405 OVERALL | | III PART NAME ASSIGNED BY CONTROLLING AGENCY | SCREW RETAINING FP HEX SOC | | PROPRIETARY CHARACTERISTICS | PACS | | NOMINAL THREAD DIAMETER | 0.250 INCHES | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD QUANTITY PER INCH | 20 | | THREAD SERIES DESIGNATOR | UNC |
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