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National Stock Number: 5305-01-052-4447
Federal Supply Class: 5305
National Item Identification Number: 010524447
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:
20098-6C72 | 56878 | SPS TECHNOLOGIES, LLC |
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Techincal Specification:
FASTENER LENGTH | 4.470 INCHES MINIMUM AND 4.500 INCHES MAXIMUM | HARDNESS RATING | 80.0 ROCKWELL B NOMINAL OVERALL | HEAD DIAMETER | 0.218 INCHES MINIMUM AND 0.226 INCHES MAXIMUM | HEAD HEIGHT | 0.134 INCHES MINIMUM AND 0.138 INCHES MAXIMUM | HEAD STYLE | FLAT CHAMFER | INTERNAL DRIVE STYLE | HEXAGON | MATERIAL | STEEL CORROSION RESISTING OVERALL | MINIMUM YIELD STRENGTH | 30000 POUNDS PER SQUARE INCH | MINIMUM TENSILE STRENGTH | 80000 POUNDS PER SQUARE INCH | NOMINAL THREAD DIAMETER | 0.138 INCHES | WIDTH ACROSS FLATS | 0.133 INCHES NOMINAL | SURFACE TREATMENT | PASSIVATE OVERALL | THREAD DIRECTION | RIGHT-HAND | THREAD CLASS | 3A | THREAD LENGTH | 1.470 INCHES MINIMUM AND 1.813 INCHES MAXIMUM | THREAD SERIES DESIGNATOR | UNC | THREAD QUANTITY PER INCH | 32 |
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