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National Stock Number:
5305-00-754-3131
Federal Supply Class:
5305
National Item Identification Number:
007543131
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:
| 9167897 | 18876 | U S ARMY AVIATION AND MISSILE COMMAND | | NK525-10R10 | 17910 | NYLOK LLC | | NK525-10R10 | 26233 | NYLOK LLC |
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Techincal Specification:
| EXTENDED WASHER DIAMETER | 0.437 INCHES NOMINAL | | EXTENDED WASHER THICKNESS | 0.025 INCHES NOMINAL | | FASTENER LENGTH | 0.625 INCHES NOMINAL | | HARDNESS RATING | 26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM OVERALL | | HEAD DIAMETER | 0.375 INCHES NOMINAL | | HEAD HEIGHT | 0.094 INCHES NOMINAL | | HEAD STYLE | ROUND EXTENDED WASHER | | INTERNAL DRIVE STYLE | CROSS RECESS TYPE 1 | | LOCKING FEATURE | PATCH OR STRIP THREADS | | MATERIAL | STEEL OVERALL | | MINIMUM TENSILE STRENGTH | 125000 POUNDS PER SQUARE INCH | | NOMINAL THREAD DIAMETER | 0.190 INCHES | | SURFACE TREATMENT | CADMIUM OR ZINC OVERALL | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.219 INCHES MINIMUM | | THREAD QUANTITY PER INCH | 32 | | THREAD SERIES DESIGNATOR | UNF |
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