NSN 4820-01-147-2551
Part Details | FLUID PRESSURE REGULATING VALVE
4820-01-147-2551 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: AA80218LL1 MOD, AA80218 MODL1, AA80218 MOD, 4820-01-147-2551, 01-147-2551, 4820011472551, 011472551
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | FEB 14, 1983 | 01-147-2551 | 27565 ( VALVE, REGULATING, FLUID PRESSURE ) |
REFERENCE DRAWINGS & PICTURES
TEE
RECESSED
ROUND W/ BOLT HOLES
RECESSED
ROUND W/ BOLT HOLES
ROUND W/ BOLT HOLES
Cross Reference | NSN 4820-01-147-2551
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| AA80218LL1 MOD | 03950 | NAVAL INVENTORY CONTROL POINTMECHANICSBURG |
| AA80218 MODL1 | 03950 | NAVAL INVENTORY CONTROL POINTMECHANICSBURG |
| AA80218 MOD | 08989 | SPRINGFIELD SPRING CORP THE |
Technical Data | NSN 4820-01-147-2551
| Characteristic | Specifications |
|---|---|
| BODY MATERIAL | NICKEL COPPER ALLOY |
| OUTLET PRESSURE RANGE | +3.0 TO +15.0 POUNDS PER SQUARE INCH |
| FILTER | NOT INCLUDED |
| REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS | QUALITY CONTROL IAW NAVSHIPS 0948-045-7010 MATERIAL IDENTIFICATION AND CONTROL INSTRUCTION FOR LEVEL 1 ITEMS |
| CRITICALITY CODE JUSTIFICATION | ZZZY |
| STEM MATERIAL | BRONZE |
| FLOW CONTROL DEVICE | DISK, PLUG TYPE |
| FLOW CONTROL DEVICE MATERIAL | NICKEL COPPER ALLOY |
| END CONNECTION QUANTITY | 3 |
| FIRST END CONNECTION TYPE | RECESSED FLANGE |
| FIRST END STYLE DESIGNATOR | RECESSED |
| FIRST END RECESS DIAMETER | 5.118 INCHES MINIMUM AND 5.120 INCHES MAXIMUM |
| FIRST END FLANGE SHAPE STYLE | ROUND W/ BOLT HOLES |
| FIRST END BOLT HOLE QUANTITY | 12 |
| FIRST END FLANGE OUTSIDE DIAMETER | 9.740 INCHES MINIMUM AND 9.760 INCHES MAXIMUM |
| FIRST END FLANGE THICKNESS | 1.490 INCHES MINIMUM AND 1.510 INCHES MAXIMUM |
| FIRST END BOLT HOLE DIAMETER | 0.688 INCHES NOMINAL |
| FIRST END BOLT CIRCLE DIAMETER | 8.250 INCHES NOMINAL |
| SECOND END RELATIONSHIP WITH FIRST END | IDENTICAL |
| THIRD END RELATIONSHIP WITH PRECEDING ENDS | IDENTICAL WITH FIRST END |
| BODY STYLE | TEE |
| FACE TO FACE DISTANCE | 17.500 INCHES NOMINAL |
| FIRST CONNECTION FACE TO CENTERLINE DISTANCE | 11.812 INCHES NOMINAL |
| MOUNTING FACILITY | FLANGE |
| REGULATION TYPE | AUTOMATIC SINGLE STAGE |
| VALVE STEM DESIGN | DOUBLE SEAT |
| VALVE LOADING METHOD | SPRING |
| REMOTE ACTUATION METHOD | DIAPHRAGM |