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National Stock Number:
5305-00-850-3911
Federal Supply Class:
5305
National Item Identification Number:
008503911
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:
| 05019-0003 | 26344 | NEW HAVEN MFG CORP | | 5019-3 | 26344 | NEW HAVEN MFG CORP | | FFS86 | 81348 | FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC |
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Techincal Specification:
| COUNTERSINK ANGLE | 82.0 DEGREES NOMINAL | | FASTENER LENGTH | 0.375 INCHES NOMINAL | | HARDNESS RATING | 80.0 ROCKWELL B MINIMUM OVERALL | | HEAD DIAMETER | 0.240 INCHES MINIMUM AND 0.281 INCHES MAXIMUM | | HEAD STYLE | FLAT COUNTERSUNK | | INTERNAL DRIVE STYLE | HEXAGON | | MATERIAL DOCUMENT AND CLASSIFICATION | 66 FED STD SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL CORROSION RESISTING OVERALL | | MINIMUM TENSILE STRENGTH | 80000 POUNDS PER SQUARE INCH | | MINIMUM YIELD STRENGTH | 30000 POUNDS PER SQUARE INCH | | NOMINAL THREAD DIAMETER | 0.125 INCHES | | NONDEFINITIVE SPEC/STD DATA | 4 TYPE | | WIDTH ACROSS FLATS | 0.078 INCHES NOMINAL | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | PASSIVATE OVERALL | | THREAD CLASS | 3A | | THREAD LENGTH | 0.300 INCHES MINIMUM | | THREAD DIRECTION | RIGHT-HAND | | THREAD QUANTITY PER INCH | 40 | | THREAD SERIES DESIGNATOR | UNC |
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