|
|
|
National Stock Number:
4820-00-446-2743
Federal Supply Class:
4820
National Item Identification Number:
004462743
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:
| 3240431 | 55380 | HATCH & KIRK, INC. | | 3240431 | 72915 | GENERAL MOTORS CORP ELECTRO-MOTIVE DIV | | TDP11-4-90P0UND | 36888 | MCGRAW-EDISON CO AIR COMFORT DIV | | 81125S41-21670ALT3PC13 | 80064 | NAVAL SHIP SYSTEMS COMMAND |
|
Techincal Specification:
| ADJUSTABLE PRESSURE RANGE | +61.0 TO 120.0 POUNDS PER SQUARE INCH | | CONNECTION STYLE | PLAIN (PIPE) FIRST END | | CONNECTION STYLE | PLAIN,OPTIONAL END(PIPE) SECOND END | | CONNECTION TYPE | THREADED EXTERNAL PIPE FIRST END | | DISK LOADING METHOD | SPRING | | FEATURES PROVIDED | PRESSURE TIGHT OUTLET SIDE | | FLOW CONTROL DEVICE | POPPET | | OPERATING PRESSURE | 300.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM FIRST RESPONSE | | OPERATING PRESSURE | 300.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SECOND RESPONSE | | MATERIAL | COPPER ALLOY BODY | | MATERIAL | COPPER ALLOY FLOW CONTROL DEVICE | | MATERIAL | COPPER ALLOY SEAT | | MATERIAL | STEEL STEM | | MAXIMUM OPERATING TEMP | 400.0 FAHRENHEIT FIRST RESPONSE | | MAXIMUM OPERATING TEMP | 400.0 FAHRENHEIT SECOND RESPONSE | | MEDIA FOR WHICH DESIGNED | OIL SECOND RESPONSE | | MEDIA FOR WHICH DESIGNED | STEAM FIRST RESPONSE | | NOMINAL THREAD SIZE | 1.250 INCHES SECOND END | | NOMINAL THREAD SIZE | 1.250 INCHES FIRST END | | VALVE OPERATION METHOD | AUTOMATIC | | STYLE DESIGNATOR | ANGLE | | THREAD DIRECTION | RIGHT-HAND FIRST END | | THREAD DIRECTION | RIGHT-HAND SECOND END | | THREAD SERIES DESIGNATOR | NPT FIRST END | | THREAD SERIES DESIGNATOR | NPT SECOND END |
|
|