NSN 4820-00-945-1940
Part Details | FLUID PRESSURE REGULATING VALVE
4820-00-945-1940 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: C1166169, C116-6-169, 230934, 4820-00-945-1940, 00-945-1940, 4820009451940, 009451940
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | MAY 09, 1966 | 00-945-1940 | 27565 ( VALVE, REGULATING, FLUID PRESSURE ) |
REFERENCE DRAWINGS & PICTURES
STRAIGHT THRU W/OFFSET
SWIVEL NUT, FLARE
GASKET SEAL
SWIVEL NUT, FLARE
GASKET SEAL
SWIVEL NUT, FLARE
GASKET SEAL
SWIVEL NUT, FLARE
GASKET SEAL
Cross Reference | NSN 4820-00-945-1940
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| C116-6-169 | 81361 | EDGEWOOD CHEMICAL BIOLOGICAL CENTERECBC |
| 230934 | 99657 | MAROTTA CONTROLS, INC. |
Technical Data | NSN 4820-00-945-1940
| Characteristic | Specifications |
|---|---|
| BODY MATERIAL | ALUMINUM ALLOY |
| TEMP RATING | -25.0 DEG FAHRENHEIT MINIMUM AND 115.0 DEG FAHRENHEIT MAXIMUM |
| MAXIMUM INLET PRESSURE RATING | 2250.0 POUNDS PER SQUARE INCH |
| OUTLET PRESSURE RANGE | +45.0 TO +55.0 POUNDS PER SQUARE INCH |
| FILTER | INCLUDED |
| SEAT MATERIAL | PLASTIC, POLYURETHANE |
| PACKING MATERIAL | PLASTIC, POLYURETHANE |
| FLOW CONTROL DEVICE | POPPET |
| FLOW CONTROL DEVICE MATERIAL | STEEL, CORROSION RESISTING, QQ-S-763, CLASS 302, 303, 304, 305, 310, OR 316 |
| OUTSIDE SURFACE TREATMENT | ANODIZED |
| END CONNECTION QUANTITY | 2 |
| FIRST END CONNECTION TYPE | THREADED INTERNAL TUBE |
| FIRST END STYLE DESIGNATOR | GASKET SEAL |
| FIRST END OUTSIDE DIAMETER TUBE ACCOMMODATED | 0.500 INCHES NOMINAL |
| FIRST END THREAD SIZE AND SERIES/TYPE DESIGNATOR | 3 TO 4-16 UNF |
| FIRST END THREAD CLASS | 3B |
| FIRST END THREAD DIRECTION | RIGHT-HAND |
| FIRST END SEAT ANGLE IN DEG | 45.0 |
| SECOND END RELATIONSHIP WITH FIRST END | NOT IDENTICAL |
| SECOND END CONNECTION TYPE | THREADED INTERNAL PIPE |
| SECOND END STYLE DESIGNATOR | 2 SWIVEL NUT, FLARE |
| SECOND END THREAD SIZE AND SERIES/TYPE DESIGNATOR | 3 TO 8-18 NPT |
| SECOND END THREAD DIRECTION | RIGHT-HAND |
| BODY STYLE | STRAIGHT THRU W/OFFSET |
| OFFSET DISTANCE | 0.358 INCHES MINIMUM AND 0.372 INCHES MAXIMUM |
| MEDIA FOR WHICH DESIGNED | AIR |
| RENEWABLE SEAT RING TYPE | C ANY ACCEPTABLE |
| REGULATION TYPE | AUTOMATIC SINGLE STAGE |
| VALVE LOADING METHOD | SPRING |