Part Details | FLUID PRESSURE REGULATING VALVE
4820-00-171-9819 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: 45R1TYPED, MILR19180, 07815154, 0781-5154, SR450B540, SR450B-540, ESS440540, ESS4-40-540, 4820-00-171-9819, 00-171-9819, 4820001719819, 001719819
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | JAN 01, 1963 | 00-171-9819 | 27565 ( VALVE, REGULATING, FLUID PRESSURE ) |
REFERENCE DRAWINGS & PICTURES
STRAIGHT THRU
SWIVEL NUT, FLARE
INVERTED FLARE
SWIVEL NUT, FLARE
INVERTED FLARE
SWIVEL NUT, FLARE
INVERTED FLARE
SWIVEL NUT, FLARE
INVERTED FLARE
Cross Reference | NSN 4820-00-171-9819
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 45R1TYPED | 99993 | DEPARTMENT OF THE NAVY |
| MILR19180 | 81349 | MILITARY SPECIFICATIONSPROMULGATED BY MILITARY |
| 0781-5154 | 63026 | VICTOR EQUIPMENT CO |
| SR450B-540 | 63026 | VICTOR EQUIPMENT CO |
| ESS4-40-540 | 63026 | VICTOR EQUIPMENT CO |
Technical Data | NSN 4820-00-171-9819
| Characteristic | Specifications |
|---|---|
| BODY MATERIAL | BRASS |
| MAXIMUM INLET PRESSURE RATING | 2000.0 POUNDS PER SQUARE INCH |
| OUTLET PRESSURE RANGE | +0.0 TO +40.0 POUNDS PER SQUARE INCH |
| OUTLET PRESSURE ACCURACY RATING | 5.000 POUNDS PER SQUARE INCH |
| FILTER | INCLUDED |
| FURNISHED ITEMS | CYLINDER GAGE AND DELIVERY GAGE |
| NONDEFINITIVE SPEC/STD DATA | 1 TYPE AND OW1 CLASS |
| FLOW CONTROL DEVICE | STEM AND INTEGRAL DISK |
| FLOW CONTROL DEVICE MATERIAL | STEEL, CORROSION RESISTING |
| END CONNECTION QUANTITY | 2 |
| FIRST END CONNECTION TYPE | THREADED EXTERNAL TUBE |
| FIRST END STYLE DESIGNATOR | INVERTED FLARE |
| FIRST END OUTSIDE DIAMETER TUBE ACCOMMODATED | 0.375 INCHES NOMINAL |
| FIRST END THREAD SIZE AND SERIES/TYPE DESIGNATOR | 9 TO 16-18 UNF |
| FIRST END THREAD CLASS | 2A |
| FIRST END THREAD DIRECTION | RIGHT-HAND |
| FIRST END SEAT ANGLE IN DEG | 30.0 |
| SECOND END RELATIONSHIP WITH FIRST END | NOT IDENTICAL |
| SECOND END CONNECTION TYPE | THREADED INTERNAL GAS CYLINDER |
| SECOND END STYLE DESIGNATOR | 0 SWIVEL NUT, FLARE |
| SECOND END THREAD SIZE AND SERIES/TYPE DESIGNATOR | 0.908-14 NGO |
| SECOND END THREAD PITCH DIAMETERS | +0.8616 TO +0.8652 INCHES |
| SECOND END THREAD DIRECTION | RIGHT-HAND |
| SECOND END SEAT RADIUS | 0.281 INCHES NOMINAL |
| BODY STYLE | STRAIGHT THRU |
| MEDIA FOR WHICH DESIGNED | OXYGEN, GASEOUS |
| REGULATION TYPE | MANUAL SINGLE STAGE |
| MANUAL CONTROL METHOD | TEE HANDLE |
| VALVE LOADING METHOD | SPRING |