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National Stock Number:
4820-00-463-2437
Federal Supply Class:
4820
National Item Identification Number:
004632437
Description:
VALVE,SAFETY RELIEF
Detail:
A valve designed to automatically release excessive pressures. It is actuated by static pressure upstream of the valve and is used as a safety valve or relief valve, and may be set to close at a predetermined pressure. It is not designed for regulation of continuously fluctuating loads. It may be inline or cartridge (manifold) design. Excludes VALVE (1), RELIEF, PRESSURE AND TEMPERATURE.
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Manufacturer Information:
| 1915691-17 | 82522 | PUGET SOUND NAVAL SHIPYARD AND INTERMEDIATE MAINTENCE FACILITY | | 559A-8D-125 | 91816 | CIRCOR AEROSPACE, INC. |
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Techincal Specification:
| CONNECTION TYPE | THREADED EXTERNAL TUBE 1ST END | | CONNECTION STYLE | PLAIN (TUBE) 1ST END | | DISK LOADING METHOD | SPRING | | FLOW CONTROL DEVICE | POPPET | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-225/6,T4 FED SPEC SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | ALUMINUM ALLOY 2024 OVERALL | | MAXIMUM OPERATING TEMP | 280.0 FAHRENHEIT SINGLE RESPONSE | | MAXIMUM OPERATING PRESSURE | 200.0 POUNDS PER SQUARE INCH SINGLE RESPONSE | | MEDIA FOR WHICH DESIGNED | AIR 1ST RESPONSE | | MEDIA FOR WHICH DESIGNED | FUEL/OIL, HYDROCARBON 2ND RESPONSE | | MEDIA FOR WHICH DESIGNED | NITROGEN, GASEOUS 3RD RESPONSE | | NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED | 0.500 INCHES 1ST END | | NOMINAL THREAD SIZE | 0.750 INCHES 1ST END | | OPENING PRESSURE SETTING | 125.0 POUNDS PER SQUARE INCH | | STYLE DESIGNATOR | STRAIGHT THRU NOTE: TO BE USED FOR VALVE BODIES OF ONE SECTION ONLY. | | SURFACE TREATMENT | ANODIZE | | THREAD DIRECTION | RIGHT-HAND 1ST END | | THREAD CLASS | 3A 1ST END | | THREAD SERIES DESIGNATOR | UNJF 1ST END | | VALVE OPERATION METHOD | AUTOMATIC |
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