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National Stock Number:
5305-01-500-4491
Federal Supply Class:
5305
National Item Identification Number:
015004491
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-3AX1.500LG NICUAL | 81349 | MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M | | 582-7067148-46 | 13483 | PRECISION ELECTRONICS, INC | | 582-7067148-46 | 53711 | NAVAL SEA SYSTEMS COMMAND | | 92-09-2150 | 96169 | ELECTRIC BOAT CORPORATION | | H615-2002-46 | 96169 | ELECTRIC BOAT CORPORATION |
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Techincal Specification:
| FASTENER LENGTH | 1.500 INCHES NOMINAL | | HARDNESS RATING | 24.0 ROCKWELL C NOMINAL OVERALL | | HEAD DIAMETER | 0.469 INCHES NOMINAL | | HEAD HEIGHT | 0.312 INCHES NOMINAL | | HEAD STYLE | FLAT CHAMFER | | INTERNAL DRIVE STYLE | HEXAGON | | LOCKING FEATURE | PATCH OR PELLET HEAD | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-N-286 FED SPEC SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | NICKEL ALLOY 502 OVERALL | | NOMINAL THREAD DIAMETER | 0.312 INCHES | | WIDTH ACROSS FLATS | 0.156 INCHES NOMINAL | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.874 INCHES NOMINAL | | THREAD SERIES DESIGNATOR | UNRC | | THREAD QUANTITY PER INCH | 18 |
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