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National Stock Number:
5305-01-049-4038
Federal Supply Class:
5305
National Item Identification Number:
010494038
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:
| 918357-4C | 82577 | RAYTHEON COMPANY | | ABC6480-1 | 98524 | MONOGRAM AEROSPACE FASTENERS, INC |
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Techincal Specification:
| COUNTERSINK ANGLE | 30.0 DEGREES NOMINAL | | DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER | 0.090 INCHES NOMINAL FIRST HOLE | | FASTENER LENGTH | 0.740 INCHES NOMINAL | | HEAD DIAMETER | 0.238 INCHES MINIMUM AND 0.242 INCHES MAXIMUM | | INTERNAL DRIVE STYLE | HEXAGON | | MATERIAL | IRON ALLOY 660 OVERALL | | MINIMUM TENSILE STRENGTH | 160000 POUNDS PER SQUARE INCH | | NOMINAL THREAD DIAMETER | 0.138 INCHES | | SHANK UNTHREADED HOLE DIAMETER | 0.039 INCHES MINIMUM AND 0.040 INCHES MAXIMUM FIRST HOLE | | WIDTH ACROSS FLATS | 0.109 INCHES MINIMUM AND 0.111 INCHES MAXIMUM | | SURFACE FINISH | 32.0 MICROINCHES TOP OF HEAD | | SURFACE TREATMENT | PASSIVATE OVERALL | | THREAD DIRECTION | RIGHT-HAND | | THREAD CLASS | 3A | | THREAD LENGTH | 0.450 INCHES MINIMUM | | THREAD SERIES DESIGNATOR | UNJF | | THREAD QUANTITY PER INCH | 32 |
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