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National Stock Number:
5305-00-253-7831
Federal Supply Class:
5305
National Item Identification Number:
002537831
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:
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Techincal Specification:
| COUNTERSINK ANGLE | 60.0 DEGREES NOMINAL | | FASTENER LENGTH | 0.271 INCHES MINIMUM AND 0.291 INCHES MAXIMUM | | HEAD DIAMETER | 0.153 INCHES MINIMUM AND 0.155 INCHES MAXIMUM | | HEAD STYLE | FLAT COUNTERSUNK | | INTERNAL DRIVE STYLE | HEXAGON | | MATERIAL | STEEL CORROSION RESISTING OVERALL | | NOMINAL THREAD DIAMETER | 0.099 INCHES | | SPECIAL FEATURES | UNTHREADED PORTION OF SHANK UNDERCUT TO 0.090 IN. NOM DIA | | THREAD LENGTH | 0.141 INCHES MINIMUM AND 0.172 INCHES MAXIMUM | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD SERIES DESIGNATOR | UNIFIED NATIONAL COARSE (UNC) | | THREAD QUANTITY PER INCH | 48 | | WIDTH ACROSS FLATS | 0.062 INCHES MINIMUM AND 0.094 INCHES MAXIMUM |
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