NSN 4820-01-297-7251
Part Details | FLUID PRESSURE REGULATING VALVE
4820-01-297-7251 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: 403551, 40355-1, 4820-01-297-7251, 01-297-7251, 4820012977251, 012977251
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | APR 06, 1989 | 01-297-7251 | 27565 ( VALVE, REGULATING, FLUID PRESSURE ) |
REFERENCE DRAWINGS & PICTURES
STRAIGHT THRU
PLAIN
ROUND W/ BOLT HOLES
PLAIN
ROUND W/ BOLT HOLES
PLAIN
ROUND W/ BOLT HOLES
PLAIN
Cross Reference | NSN 4820-01-297-7251
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 40355-1 | 55378 | TRAC REGULATORS INC |
Technical Data | NSN 4820-01-297-7251
| Characteristic | Specifications |
|---|---|
| BODY MATERIAL | BRONZE |
| FILTER | NOT INCLUDED |
| SEAT MATERIAL | NICKEL COPPER ALLOY |
| STEM MATERIAL | NICKEL COPPER ALLOY |
| FLOW CONTROL DEVICE | DISK |
| FLOW CONTROL DEVICE MATERIAL | NICKEL COPPER ALLOY |
| END CONNECTION QUANTITY | 2 |
| FIRST END CONNECTION TYPE | PLAIN FACE FLANGE |
| FIRST END STYLE DESIGNATOR | PLAIN |
| FIRST END FLANGE SHAPE STYLE | ROUND W/ BOLT HOLES |
| FIRST END BOLT HOLE QUANTITY | 4 |
| FIRST END FLANGE OUTSIDE DIAMETER | 4.250 INCHES NOMINAL |
| FIRST END FLANGE THICKNESS | 0.438 INCHES NOMINAL |
| FIRST END BOLT HOLE DIAMETER | 0.562 INCHES NOMINAL |
| FIRST END BOLT CIRCLE DIAMETER | 3.125 INCHES NOMINAL |
| SECOND END RELATIONSHIP WITH FIRST END | IDENTICAL |
| BODY STYLE | STRAIGHT THRU |
| FACE TO FACE DISTANCE | 6.562 INCHES NOMINAL |
| MEDIA FOR WHICH DESIGNED | WATER |
| REGULATION TYPE | MANUAL SINGLE STAGE |
| MANUAL CONTROL METHOD | WHEEL |
| VALVE LOADING METHOD | SPRING |