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National Stock Number:
5305-01-442-6073
Federal Supply Class:
5305
National Item Identification Number:
014426073
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:
| 0646-C616-16 | 56878 | SPS TECHNOLOGIES, LLC | | 0646-C616-16 | 82896 | SAFETY SOCKET LLC | | 0646-C616-16 | 99167 | HAMILTON SUNDSTRAND CORPORATION |
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Techincal Specification:
| THREAD SERIES DESIGNATOR | UNF | | NOMINAL THREAD DIAMETER | 0.375 INCHES | | THREAD QUANTITY PER INCH | 16 | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.875 INCHES MINIMUM | | FASTENER LENGTH | 1.000 INCHES NOMINAL | | MATERIAL | CADMIUM OVERALL | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY1 CL3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL | | HARDNESS RATING | 36.0 ROCKWELL C MINIMUM AND | | 43.0 ROCKWELL C MAXIMUM OVERALL | | MINIMUM TENSILE STRENGTH | 160000 POUNDS PER SQUARE INCH | | HEAD STYLE | FLAT COUNTERSUNK UNDERCUT | | HEAD DIAMETER | 0.720 INCHES MINIMUM AND | | 0.781 INCHES MAXIMUM | | HEAD HEIGHT | 0.238 INCHES NOMINAL | | COUNTERSINK ANGLE | 80.0 DEGREES MINIMUM AND | | 82.0 DEGREES MAXIMUM | | INTERNAL DRIVE STYLE | HEXAGON | | WIDTH ACROSS FLATS | 0.2187 INCHES MINIMUM AND | | 0.2217 INCHES MAXIMUM |
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