NSN 4820-01-061-6539
Part Details | FLUID PRESSURE REGULATING VALVE
4820-01-061-6539 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: 72296, MILV20065A, MIL-V-20065A, 40321003, 40321-003, 40321, 4820-01-061-6539, 01-061-6539, 4820010616539, 010616539
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | JUN 26, 1978 | 01-061-6539 | 27565 ( VALVE, REGULATING, FLUID PRESSURE ) |
REFERENCE DRAWINGS & PICTURES
STRAIGHT THRU
RAISED
RECESSED
ROUND W/ BOLT HOLES
RAISED
RECESSED
ROUND W/ BOLT HOLES
RAISED
ROUND W/ BOLT HOLES
Cross Reference | NSN 4820-01-061-6539
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 72296 | 75545 | LAWLER MANUFACTURING CO. INC. |
| MIL-V-20065A | 81349 | MILITARY SPECIFICATIONSPROMULGATED BY MILITARY |
| 40321-003 | 55378 | TRAC REGULATORS INC |
| 40321 | 55378 | TRAC REGULATORS INC |
Technical Data | NSN 4820-01-061-6539
| Characteristic | Specifications |
|---|---|
| BODY MATERIAL | STEEL, MIL-S-15083, GRADE B |
| MAXIMUM INLET PRESSURE RATING | 100.0 POUNDS PER SQUARE INCH |
| OUTLET PRESSURE SETTING | 96.0 POUNDS PER SQUARE INCH |
| FILTER | NOT INCLUDED |
| SPECIAL FEATURES | CONTROLS BACK PRESSURE |
| SPECIFICATION/STANDARD DATA | 81349-MIL-V-20065A GOVERNMENT SPECIFICATION |
| NONDEFINITIVE SPEC/STD DATA | B TYPE AND B CLASS |
| SEAT MATERIAL | NICKEL COPPER ALLOY, QQ-N-288, COMP A |
| STEM MATERIAL | NICKEL-COPPER ALLOY, QQ-N-281, CLASS A |
| PACKING MATERIAL | RUBBER, BUNA-N |
| FLOW CONTROL DEVICE | DISK |
| FLOW CONTROL DEVICE MATERIAL | NICKEL-COPPER ALLOY, QQ-N-281, CLASS A |
| END CONNECTION QUANTITY | 2 |
| FIRST END CONNECTION TYPE | RECESSED FLANGE |
| FIRST END STYLE DESIGNATOR | RECESSED |
| FIRST END RECESS DIAMETER | 2.000 INCHES NOMINAL |
| FIRST END RECESS DEPTH | 0.250 INCHES NOMINAL |
| FIRST END FLANGE SHAPE STYLE | ROUND W/ BOLT HOLES |
| FIRST END BOLT HOLE QUANTITY | 4 |
| FIRST END FLANGE OUTSIDE DIAMETER | 4.880 INCHES NOMINAL |
| FIRST END FLANGE THICKNESS | 0.250 INCHES NOMINAL |
| FIRST END BOLT HOLE DIAMETER | 0.750 INCHES NOMINAL |
| FIRST END BOLT CIRCLE DIAMETER | 3.500 INCHES NOMINAL |
| SECOND END RELATIONSHIP WITH FIRST END | NOT IDENTICAL |
| SECOND END CONNECTION TYPE | RAISED FACE FLANGE |
| SECOND END STYLE DESIGNATOR | RAISED |
| SECOND END RAISED FACE HEIGHT | 0.060 INCHES NOMINAL |
| SECOND END RAISED FACE DIAMETER | 2.000 INCHES NOMINAL |
| SECOND END FLANGE SHAPE STYLE | ROUND W/ BOLT HOLES |
| SECOND END BOLT HOLE QUANTITY | 4 |
| SECOND END FLANGE OUTSIDE DIAMETER | 4.250 INCHES NOMINAL |
| SECOND END FLANGE THICKNESS | 0.060 INCHES NOMINAL |
| SECOND END BOLT HOLE DIAMETER | 0.620 INCHES NOMINAL |
| SECOND END BOLT CIRCLE DIAMETER | 3.120 INCHES NOMINAL |
| BODY STYLE | 3 STRAIGHT THRU |
| FACE TO FACE DISTANCE | 9.438 INCHES NOMINAL |
| MEDIA FOR WHICH DESIGNED | WATER |
| RENEWABLE SEAT RING TYPE | E ANY ACCEPTABLE |
| REGULATION TYPE | AUTOMATIC SINGLE STAGE |
| VALVE STEM DESIGN | SINGLE SEAT |
| VALVE LOADING METHOD | SPRING |
| REMOTE ACTUATION METHOD | DIAPHRAGM |