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National Stock Number:
5305-01-497-3150
Federal Supply Class:
5305
National Item Identification Number:
014973150
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:
| 0.312-18UNRC-3AX2.00LG NICU | 81349 | MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M | | 151-7066465-4 | 53711 | NAVAL SEA SYSTEMS COMMAND | | FF-S-86 | 81348 | FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC | | H462-0482-4 | 96169 | ELECTRIC BOAT CORPORATION | | 68-19-2200 | 96169 | ELECTRIC BOAT CORPORATION |
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Techincal Specification:
| FASTENER LENGTH | 2.000 INCHES NOMINAL | | HEAD HEIGHT | 0.152 INCHES MINIMUM AND 0.166 INCHES MAXIMUM | | HEAD DIAMETER | 0.527 INCHES MINIMUM AND 0.547 INCHES MAXIMUM | | HEAD STYLE | BUTTON | | INTERNAL DRIVE STYLE | HEXAGON | | LOCKING FEATURE | PATCH THREADS OR PELLET THREADS OR STRIP THREADS | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-N-281,CL A FED SPEC SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | NICKEL ALLOY 400 OVERALL | | PROPRIETARY CHARACTERISTICS | PACS | | NOMINAL THREAD DIAMETER | 0.312 INCHES | | NONDEFINITIVE SPEC/STD DATA | 8 TYPE | | SPECIAL FEATURES | DISTRIBUTION STATEMENT D; DATA IS EXPORT RESTRICTED | | WIDTH ACROSS FLATS | 0.219 INCHES NOMINAL | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 1.125 INCHES MINIMUM AND 1.688 INCHES MAXIMUM | | THREAD QUANTITY PER INCH | 18 | | THREAD SERIES DESIGNATOR | UNRC |
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