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National Stock Number:
5305-00-198-9420
Federal Supply Class:
5305
National Item Identification Number:
001989420
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:
| GYK4-10 | 0B9R9 | MEGGITT AIRCRAFT BRAKING SYSTEMS CORPORATION | | GYK4-10 | 25500 | LOCKHEED MARTIN CORPORATION | | GYK4-10 | 56878 | SPS TECHNOLOGIES, LLC | | GYK4-10 | 73842 | GOODYEAR TIRE AND RUBBER CO THE |
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Techincal Specification:
| THREAD SERIES DESIGNATOR | UNF | | NOMINAL THREAD DIAMETER | 0.250 INCHES | | THREAD QUANTITY PER INCH | 28 | | THREAD CLASS | 2A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.514 INCHES MINIMUM AND | | 0.625 INCHES MAXIMUM | | FASTENER LENGTH | 0.625 INCHES NOMINAL | | MATERIAL | STEEL OVERALL | | HEAD STYLE | FLAT COUNTERSUNK | | HEAD DIAMETER | 0.359 INCHES MINIMUM AND | | 0.411 INCHES MAXIMUM | | COUNTERSINK ANGLE | 81.0 DEGREES MINIMUM AND | | 83.0 DEGREES MAXIMUM | | INTERNAL DRIVE STYLE | HEXAGON | | WIDTH ACROSS FLATS | 0.125 INCHES NOMINAL | | THE MANUFACTURERS DATA | | | MANUFACTURERS CODE | 0B9R9 | | DESIGN CONTROL REFERENCE | GYK4-10 |
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