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National Stock Number:
5305-01-264-4187
Federal Supply Class:
5305
National Item Identification Number:
012644187
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:
| 6643070-061 | 01289 | GENERAL ELECTRIC COMPANY | | 6643070-061 | 17454 | TIMKEN GEARS & SERVICES INC. |
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Techincal Specification:
| FASTENER LENGTH | 3.500 INCHES NOMINAL | | HEAD DIAMETER | 1.000 INCHES NOMINAL | | HEAD HEIGHT | 0.735 INCHES MINIMUM AND 0.765 INCHES MAXIMUM | | HEAD STYLE | FLAT CHAMFER | | INTERNAL DRIVE STYLE | HEXAGON | | MATERIAL | STEEL COMP 4037 OR STEEL COMP 4140 OR STEEL COMP 4145 OR STEEL COMP 8735 OR STEEL COMP 8740 OVERALL | | NOMINAL THREAD DIAMETER | 0.750 INCHES | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 2.000 INCHES MINIMUM | | THREAD SERIES DESIGNATOR | UNIFIED NATIONAL COARSE (UNC) | | THREAD QUANTITY PER INCH | 10 | | WIDTH ACROSS FLATS | 0.562 INCHES NOMINAL |
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