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National Stock Number:
4820-00-135-1355
Federal Supply Class:
4820
National Item Identification Number:
001351355
Description:
VALVE,CHECK
Detail:
A valve permitting flow in one direction only. It does not have a stem, except when equipped with a lever and weight and has no pressure adjustment. It may be inline or cartridge (manifold) design.
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Manufacturer Information:
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Techincal Specification:
| CONNECTION STYLE | FLARELESS 1ST END | | CONNECTION TYPE | THREADED EXTERNAL TUBE 1ST END | | DISK LOADING METHOD | SPRING | | FLOW CONTROL DEVICE | POPPET | | MATERIAL | STEEL COMP 303 BODY | | MATERIAL | STEEL COMP 440A FLOW CONTROL DEVICE | | MAXIMUM OPERATING PRESSURE | 3000.0 POUNDS PER SQUARE INCH SINGLE RESPONSE | | MAXIMUM OPERATING TEMP | 275.0 FAHRENHEIT SINGLE RESPONSE | | MEDIA FOR WHICH DESIGNED | OIL, HYDRAULIC SINGLE RESPONSE | | MOUNTING POSITION | HORIZONTAL OR VERTICAL | | NOMINAL THREAD SIZE | 1.625 INCHES 1ST END | | SEAT ANGLE | 12.0 DEGREES 1ST END | | VALVE OPERATION METHOD | AUTOMATIC | | STYLE DESIGNATOR | STRAIGHT THRU | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-S-5002 MIL SPEC SINGLE TREATMENT RESPONSE | | SURFACE TREATMENT | PASSIVATE | | THREAD CLASS | 3A 1ST END | | THREAD DIRECTION | RIGHT-HAND 1ST END | | THREAD SERIES DESIGNATOR | UNJ 1ST END | | THREAD QUANTITY PER INCH | 12 1ST END |
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