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National Stock Number:
5305-00-019-9317
Federal Supply Class:
5305
National Item Identification Number:
000199317
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:
| 1611203PC22 | 53711 | NAVAL SEA SYSTEMS COMMAND | | 5233 | 97375 | AIR-LOCK, INCORPORATED | | 55032 | 53655 | AVOX SYSTEMS INC | | AQM60FS440-4C | 26233 | NYLOK LLC | | AQM62FS440-4C | 26233 | NYLOK LLC |
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Techincal Specification:
| COUNTERSINK ANGLE | 82.0 DEGREES NOMINAL | | FASTENER LENGTH | 0.250 INCHES NOMINAL | | HARDNESS RATING | 28.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM OVERALL | | HEAD DIAMETER | 0.255 INCHES NOMINAL | | HEAD STYLE | FLAT COUNTERSUNK | | INTERNAL DRIVE STYLE | HEXAGON | | LOCKING FEATURE | PATCH OR STRIP THREADS | | MATERIAL | STEEL COMP 4037 OVERALL | | NOMINAL THREAD DIAMETER | 0.112 INCHES | | WIDTH ACROSS FLATS | 0.063 INCHES NOMINAL | | SURFACE TREATMENT | CADMIUM OVERALL | | THREAD LENGTH | 0.250 INCHES MINIMUM | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD SERIES DESIGNATOR | UNC | | THREAD QUANTITY PER INCH | 40 |
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