|
|
|
National Stock Number:
4820-00-173-1834
Federal Supply Class:
4820
National Item Identification Number:
001731834
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:
| 142C687H01 | 97942 | NORTHROP GRUMMAN SYSTEMS CORPORATION | | 35510 | 51805 | ROSCO MFG CO | | V06-221-NNEA | 43990 | NORGREN C A CO | | V06-221NNEAU | 43990 | NORGREN C A CO | | V06-221-NNEA | 57824 | JOHN HENRY FOSTER COMPANY OF ST. LOUIS, INC. |
|
Techincal Specification:
| STYLE DESIGNATOR | ANGLE | | VALVE OPERATION METHOD | AUTOMATIC | | MATERIAL | COPPER ALLOY BODY | | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR FLOW CONTROL DEVICE | | COPPER ALLOY SEAT | | FLOW CONTROL DEVICE | DIAPHRAGM | | MEDIA FOR WHICH DESIGNED | AIR 1ST RESPONSE | | WATER, FRESH 2ND RESPONSE | | MAXIMUM OPERATING PRESSURE | 50.0 POUNDS PER SQUARE INCH SINGLE RESPONSE | | MAXIMUM OPERATING TEMP | 150.0 DEG FAHRENHEIT SINGLE RESPONSE | | CONNECTION TYPE | THREADED INTERNAL PIPE ALL ENDS | | CONNECTION STYLE | PLAIN,OPTIONAL END(PIPE) ALL ENDS | | THREAD SERIES DESIGNATOR | NPT ALL ENDS | | NOMINAL THREAD SIZE | 0.250 INCHES ALL ENDS | | THREAD DIRECTION | RIGHT-HAND ALL ENDS | | RENEWABLE SEAT RING TYPE | THREADED | | BONNET TYPE | INSIDE SPRING | | BONNET ATTACHMENT METHOD | THREADED | | DISK LOADING METHOD | SPRING | | ADJUSTABLE PRESSURE RANGE | 1.0 TO 50.0 POUNDS PER SQUARE INCH | | MOUNTING FACILITY | BULKHEAD | | FEATURES PROVIDED | PRESSURE TIGHT OUTLET SIDE |
|
|