|
|
|
National Stock Number:
4820-01-218-4611
Federal Supply Class:
4820
National Item Identification Number:
012184611
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.
|
Manufacturer Information:
| D559A-4D-1 | 91816 | CIRCOR AEROSPACE, INC. | | Z02RD04A010B | 62701 | ZEVCO INC |
|
Techincal Specification:
| ADJUSTABLE PRESSURE RANGE | +0.5 TO 2.5 POUNDS PER SQUARE INCH | | CONNECTION STYLE | FLARED (TUBE) ALL ENDS | | CONNECTION TYPE | THREADED EXTERNAL TUBE ALL ENDS | | DISK LOADING METHOD | SPRING | | FURNISHED ITEMS AND QUANTITY | 1 DEFLECTOR CAP | | FLOW CONTROL DEVICE | POPPET | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-P-25732 MIL SPEC SINGLE MATERIAL RESPONSE PACKING | | MATERIAL | ALUMINUM ALLOY 2024 BODY | | MATERIAL | RUBBER SYNTHETIC PACKING | | MAXIMUM OPERATING TEMP | 280.0 FAHRENHEIT SINGLE RESPONSE | | MEDIA FOR WHICH DESIGNED | AIR FIRST RESPONSE | | MEDIA FOR WHICH DESIGNED | FUEL/OIL, HYDROCARBON SECOND RESPONSE | | MEDIA FOR WHICH DESIGNED | HELIUM THIRD RESPONSE | | MEDIA FOR WHICH DESIGNED | HYDROGEN FOURTH RESPONSE | | MINIMUM OPERATING TEMP | -40.0 FAHRENHEIT | | NOMINAL THREAD SIZE | 0.438 INCHES ALL ENDS | | OPERATING PRESSURE | 200.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE | | SEAT ANGLE | 37.0 DEGREES ALL ENDS | | VALVE OPERATION METHOD | AUTOMATIC | | STYLE DESIGNATOR | STRAIGHT THRU W/BAFFLE | | THREAD CLASS | 3A ALL ENDS | | THREAD DIRECTION | RIGHT-HAND ALL ENDS | | THREAD QUANTITY PER INCH | 20 ALL ENDS | | THREAD SERIES DESIGNATOR | UNIFIED NATIONAL JOINT FINE (UNJF) ALL ENDS |
|
|