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National Stock Number:
5305-01-393-1340
Federal Supply Class:
5305
National Item Identification Number:
013931340
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:
| 12667B18 | 0UBG9 | CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION | | 12667B18 | 88032 | CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION | | PL-12655F18ITEM118C | 0UBG9 | CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION | | PL-12655F18ITEM118C | 88032 | CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION |
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Techincal Specification:
| FASTENER LENGTH | 1.750 INCHES NOMINAL | | HEAD DIAMETER | 0.365 INCHES MINIMUM AND 0.375 INCHES MAXIMUM | | HEAD HEIGHT | 0.250 INCHES NOMINAL | | HEAD STYLE | FLAT FILLISTER | | INTERNAL DRIVE STYLE | HEXAGON | | NOMINAL THREAD DIAMETER | 0.250 INCHES | | SPECIAL FEATURES | 3 MILLED SLOTS THAT LINE UP WITH FLATS OF HEX | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 1.750 INCHES NOMINAL | | THREAD SERIES DESIGNATOR | UNIFIED NATIONAL COARSE (UNC) | | THREAD QUANTITY PER INCH | 20 | | WIDTH ACROSS FLATS | 0.188 INCHES NOMINAL |
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