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National Stock Number:
5305-01-276-9772
Federal Supply Class:
5305
National Item Identification Number:
012769772
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:
| FX28N | 06995 | CHICAGO STEEL TAPE CO INC BERGER INSTRUMENTS CO INC |
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Techincal Specification:
| FASTENER LENGTH | 0.438 INCHES NOMINAL | | HEAD DIAMETER | 0.240 INCHES MINIMUM AND 0.245 INCHES MAXIMUM | | HEAD HEIGHT | 0.156 INCHES NOMINAL | | HEAD STYLE | FILLISTER | | INTERNAL DRIVE STYLE | W/O INTERNAL DRIVE | | MATERIAL | COPPER ALLOY OVERALL | | NOMINAL THREAD DIAMETER | 0.125 INCHES | | SURFACE TREATMENT | LACQUER OVERALL | | THREAD DIRECTION | RIGHT-HAND | | THREAD CLASS | 2A | | THREAD LENGTH | 0.250 INCHES NOMINAL | | THREAD QUANTITY PER INCH | 44 | | THREAD SERIES DESIGNATOR | UNF |
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