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National Stock Number: 5305-00-443-1414
Federal Supply Class: 5305
National Item Identification Number: 004431414
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:
44B3521-0379A | 72957 | ELLIOTT COMPANY | 44B3521-379ASPCL | 03950 | NAVAL INVENTORY CONTROL POINT MECHANICSBURG | 44B3521-379ASPCL | 72957 | ELLIOTT COMPANY | 8WW0060PC18C | 72957 | ELLIOTT COMPANY |
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Techincal Specification:
THREAD SERIES DESIGNATOR | UNC | NOMINAL THREAD DIAMETER | 0.625 INCHES | THREAD QUANTITY PER INCH | 11 | THREAD CLASS | 3A | THREAD DIRECTION | RIGHT-HAND | THREAD LENGTH | 0.875 INCHES MINIMUM | FASTENER LENGTH | 1.000 INCHES NOMINAL | MATERIAL | STEEL OVERALL | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-1222 GRADE B16 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL | HEAD STYLE | FLAT CHAMFER | HEAD DIAMETER | 0.875 INCHES NOMINAL | HEAD HEIGHT | 0.625 INCHES NOMINAL | INTERNAL DRIVE STYLE | HEXAGON | WIDTH ACROSS FLATS | 0.500 INCHES NOMINAL |
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