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National Stock Number: 5305-01-025-4696
Federal Supply Class: 5305
National Item Identification Number: 010254696
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:
ME15000400005 | 18876 | U S ARMY AVIATION AND MISSILE COMMAND |
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Techincal Specification:
CHAMFER ANGLE | 38.0 DEGREES MINIMUM AND 45.0 DEGREES MAXIMUM | FASTENER LENGTH | 0.781 INCHES MINIMUM AND 0.812 INCHES MAXIMUM | 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 DOCUMENT AND CLASSIFICATION | FF-S-86 FED SPEC SINGLE MATERIAL RESPONSE OVERALL | MATERIAL | STEEL OVERALL | NOMINAL THREAD DIAMETER | 0.138 INCHES | WIDTH ACROSS FLATS | 0.111 INCHES MINIMUM AND 0.119 INCHES MAXIMUM | SURFACE TREATMENT | CADMIUM OVERALL | THREAD CLASS | 3A | THREAD DIRECTION | RIGHT-HAND | THREAD QUANTITY PER INCH | 32 | THREAD SERIES DESIGNATOR | UNC |
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