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National Stock Number:
5305-01-516-3910
Federal Supply Class:
5305
National Item Identification Number:
015163910
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:
| 1/4IN-28UNFX1/2INANSIB18.31986 | 2708A | LACHISH INDUSTRIES LTD | | 1/4IN-28UNFX1/2INANSIB18.31986 | SG220 | LACHISH INDUSTRIES LTD | | ANSI B18.3 1/4UNFX1/2 | 80204 | AMERICAN NATIONAL STANDARDS INSTITUTE INCORPORATED | | ASME B18.3 1/4 UNF X 1/2 | 80204 | AMERICAN NATIONAL STANDARDS INSTITUTE INCORPORATED |
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Techincal Specification:
| NOMINAL THREAD DIAMETER | 0.250 INCHES | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD QUANTITY PER INCH | 28 | | THREAD SERIES DESIGNATOR | UNF |
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