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National Stock Number:
5305-00-044-7079
Federal Supply Class:
5305
National Item Identification Number:
000447079
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:
| 616781 | 77445 | RTX CORPORATION |
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Techincal Specification:
| FASTENER LENGTH | 0.234 INCHES MINIMUM AND 0.266 INCHES MAXIMUM | | HEAD DIAMETER | 0.262 INCHES MINIMUM AND 0.270 INCHES MAXIMUM | | HEAD HEIGHT | 0.159 INCHES MINIMUM AND 0.164 INCHES MAXIMUM | | HEAD STYLE | FLAT CHAMFER | | HOLE CONFIGURATION STYLE | ROUND INTERNAL HEXAGON | | HOLE DIAMETER | 0.047 INCHES NOMINAL | | HOLE QUANTITY | 6 | | HOLE TYPE | DRILLED | | INTERNAL DRIVE STYLE | HEXAGON | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5637 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL CORROSION RESISTING OVERALL | | NOMINAL THREAD DIAMETER | 0.164 INCHES | | WIDTH ACROSS FLATS | 0.141 INCHES MINIMUM AND 0.143 INCHES MAXIMUM | | SURFACE FINISH | 125.0 MICROINCHES TOP OF HEAD | | SURFACE FINISH | 32.0 MICROINCHES THREADS | | SURFACE FINISH | 63.0 MICROINCHES BEARING SURFACE OF HEAD | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.172 INCHES MINIMUM AND 0.204 INCHES MAXIMUM | | THREAD QUANTITY PER INCH | 32 | | THREAD SERIES DESIGNATOR | UNC |
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