NSN 4820-01-476-1855
Part Details | FLUID PRESSURE REGULATING VALVE
4820-01-476-1855 A valve designed to automatically maintain within close limits a predetermined outlet pressure which may be adjustable within a specified range regardless of the higher fluctuating or constant inlet pressure. It is designed for use with compressed gas(es) and various liquids and may include gauges. It may be inline or cartridge (manifold) design. Excludes REGULATOR, PRESSURE, MEDICAL GAS ADMINISTRATION APPARATUS; REGULATOR, OXYGEN, BAROMETRIC CONTINUOUS FLOW; REGULATOR, OXYGEN DEMAND; REGULATOR, OXYGEN DILUTER DEMAND; and valve(1), fluid pressure regulating, aircraft.
Alternate Parts: ASTM137092, ASTM-1370-92, MILV2042, MIL-V-2042, 40403206, 40403-206, 4820-01-476-1855, 01-476-1855, 4820014761855, 014761855
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | JUN 29, 2000 | 01-476-1855 | 27565 ( VALVE, REGULATING, FLUID PRESSURE ) |
REFERENCE DRAWINGS & PICTURES
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Cross Reference | NSN 4820-01-476-1855
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| ASTM-1370-92 | 81346 | AMERICAN SOCIETY FOR TESTING ANDMATERIALS |
| MIL-V-2042 | 81349 | MILITARY SPECIFICATIONSPROMULGATED BY MILITARY |
| 40403-206 | 55378 | TRAC REGULATORS INC |
Technical Data | NSN 4820-01-476-1855
| Characteristic | Specifications |
|---|---|
| BODY MATERIAL | COPPER ALLOY |
| MAXIMUM INLET PRESSURE RATING | 250.0 POUNDS PER SQUARE INCH |
| OUTLET PRESSURE RANGE | +50.0 TO +100.0 POUNDS PER SQUARE INCH |
| SPECIFICATION/STANDARD DATA | 81349-MIL-V-2042D GOVERNMENT SPECIFICATION AND 81346-AST-1370-92 MANUFACTURERS STANDARD |
| NONDEFINITIVE SPEC/STD DATA | D TYPE AND 92 STYLE |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | 2 1/2 INCH TRAC STYLE 'H' SEAWATER PRESSURE REDUCING VALVE |
| SEAT MATERIAL | NICKEL |
| STEM MATERIAL | NICKEL |
| FLOW CONTROL DEVICE | DIAPHRAGM AND DISK |
| FLOW CONTROL DEVICE MATERIAL | RUBBER, BUNA-N AND RUBBER, BUNA-N |
| END CONNECTION QUANTITY | 2 |
| FIRST END CONNECTION TYPE | PLAIN FACE FLANGE |
| FIRST END STYLE DESIGNATOR | PLAIN |
| FIRST END BOLT HOLE QUANTITY | 8 |
| SECOND END RELATIONSHIP WITH FIRST END | IDENTICAL |
| BODY STYLE | STRAIGHT THRU |
| FACE TO FACE DISTANCE | 11.625 INCHES NOMINAL |
| MEDIA FOR WHICH DESIGNED | WATER, SALT |
| REGULATION TYPE | AUTOMATIC SINGLE STAGE |
| VALVE STEM DESIGN | SINGLE SEAT |
| VALVE LOADING METHOD | SPRING |