NSN 4820-00-181-8911
Part Details | FLUID PRESSURE REGULATING VALVE
4820-00-181-8911 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: ASTM F1370 2EU1B, E420ALT6, N551, MILV2042, 40399906, 40399-906, 4039901 1IN 25, 40399-01 1IN 25, 30806262REVF, 30806262, 4820-00-181-8911, 00-181-8911, 4820001818911, 001818911
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | OCT 19, 1970 | 00-181-8911 | 27565 ( VALVE, REGULATING, FLUID PRESSURE ) |
REFERENCE DRAWINGS & PICTURES
STRAIGHT THRU
SOCKET
SOCKET
SOCKET
SOCKET
Cross Reference | NSN 4820-00-181-8911
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| ASTM F1370 2EU1B | 81346 | AMERICAN SOCIETY FOR TESTING ANDMATERIALS |
| E420ALT6 | 33547 | KIELEY AND MUELLER INCSUB OF JOHNSON CONTROLS INC |
| N551 | 35795 | LESLIE CONTROLS, INC. |
| MILV2042 | 81349 | MILITARY SPECIFICATIONSPROMULGATED BY MILITARY |
| 40399-906 | 55378 | TRAC REGULATORS INC |
| 40399-01 1IN 25 | 55378 | TRAC REGULATORS INC |
| 30806262REVF | 03847 | WARREN CONTROLS, INC. |
| 30806262 | 03847 | WARREN CONTROLS, INC. |
Technical Data | NSN 4820-00-181-8911
| Characteristic | Specifications |
|---|---|
| BODY MATERIAL | BRONZE |
| TEMP RATING | 165.0 DEG FAHRENHEIT MAXIMUM |
| MAXIMUM INLET PRESSURE RATING | 150.0 POUNDS PER SQUARE INCH |
| OUTLET PRESSURE RANGE | +25.0 TO +60.0 POUNDS PER SQUARE INCH |
| FILTER | NOT INCLUDED |
| FURNISHED ITEMS | UNION NUT AND TAILPIECE |
| SPECIAL FEATURES | ENDS W/O BRAZING RINGS INSTALLED |
| TEST DATA DOCUMENT | 81349-MILV2042 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.). |
| SPECIAL TEST FEATURES | HIGH-IMPACT SHOCK TESTS ARE REQUIRED AS DIRECTED IN PARAGRAPHS 3.6 AND 4.4.2.3 OF MIL-V-2042 IN PAC TEST ABOVE |
| NONDEFINITIVE SPEC/STD DATA | 2 TYPE |
| SEAT MATERIAL | RUBBER |
| STEM MATERIAL | NICKEL COPPER ALLOY |
| PACKING MATERIAL | |
| FLOW CONTROL DEVICE | DIAPHRAGM |
| FLOW CONTROL DEVICE MATERIAL | RUBBER |
| END CONNECTION QUANTITY | 2 |
| FIRST END CONNECTION TYPE | UNTHREADED INTERNAL TUBE |
| FIRST END STYLE DESIGNATOR | 1 SOCKET |
| FIRST END OUTSIDE DIAMETER TUBE ACCOMMODATED | 1.000 INCHES NOMINAL |
| SECOND END RELATIONSHIP WITH FIRST END | IDENTICAL |
| BODY STYLE | STRAIGHT THRU |
| MEDIA FOR WHICH DESIGNED | WATER, FRESH AND WATER, SALT |
| RENEWABLE SEAT RING TYPE | E ANY ACCEPTABLE |
| REGULATION TYPE | AUTOMATIC DOUBLE STAGE |
| VALVE STEM DESIGN | SINGLE SEAT |
| VALVE LOADING METHOD | SPRING |