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National Stock Number:
5305-01-438-3450
Federal Supply Class:
5305
National Item Identification Number:
014383450
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:
| 5401400 | 15852 | W S DARLEY & CO | | B229 REF NO 55 | 15852 | W S DARLEY & CO | | Z10100820033 | 15852 | W S DARLEY & CO |
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Techincal Specification:
| THREAD SERIES DESIGNATOR | UNC | | NOMINAL THREAD DIAMETER | 0.250 INCHES | | THREAD QUANTITY PER INCH | 20 | | FASTENER LENGTH | 0.375 INCHES NOMINAL | | MATERIAL | STEEL OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A167, 18-8SS ASSN STD 1ST MATERIAL RESPONSE OR | | ASTM A240, 18-8SS ASSN STD 2ND MATERIAL RESPONSE OVERALL | | INTERNAL DRIVE STYLE | HEXAGON |
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