NSN 4820-01-428-9891
Part Details | FLUID PRESSURE REGULATING VALVE
4820-01-428-9891 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: MDFPM3170FL3W, MDFPM-3170-FL-3W, 4820-01-428-9891, 01-428-9891, 4820014289891, 014289891
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | APR 04, 1996 | 01-428-9891 | 27565 ( VALVE, REGULATING, FLUID PRESSURE ) |
REFERENCE DRAWINGS & PICTURES
TEE
PLAIN
ROUND W/ BOLT HOLES
PLAIN
ROUND W/ BOLT HOLES
PLAIN
ROUND W/ BOLT HOLES
PLAIN
Cross Reference | NSN 4820-01-428-9891
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| MDFPM-3170-FL-3W | 21013 | METREX VALVE CORP. |
Technical Data | NSN 4820-01-428-9891
| Characteristic | Specifications |
|---|---|
| BODY MATERIAL | COPPER ALLOY |
| TEMP RATING | 90.0 DEG FAHRENHEIT MINIMUM AND 180.0 DEG FAHRENHEIT MAXIMUM |
| MAXIMUM INLET PRESSURE RATING | 150.0 POUNDS PER SQUARE INCH |
| FILTER | NOT INCLUDED |
| SPECIAL FEATURES | VALVE SZ 8.000 IN. |
| END ITEM IDENTIFICATION | STRATEGIC SEALIFT CONVERSION SHIPS CLASS |
| SEAT MATERIAL | COPPER ALLOY |
| STEM MATERIAL | COPPER ALLOY |
| FLOW CONTROL DEVICE | BELLOWS |
| FLOW CONTROL DEVICE MATERIAL | NICKEL COPPER ALLOY |
| END CONNECTION QUANTITY | 3 |
| 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 | 8 |
| FIRST END FLANGE OUTSIDE DIAMETER | 13.500 INCHES NOMINAL |
| FIRST END FLANGE THICKNESS | 1.125 INCHES NOMINAL |
| FIRST END BOLT HOLE DIAMETER | 0.875 INCHES NOMINAL |
| FIRST END BOLT CIRCLE DIAMETER | 11.750 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 | 32.375 INCHES NOMINAL |
| FIRST CONNECTION FACE TO CENTERLINE DISTANCE | 10.375 INCHES NOMINAL |
| MEDIA FOR WHICH DESIGNED | W ACETYLENE |
| REGULATION TYPE | AUTOMATIC SINGLE STAGE |
| VALVE LOADING METHOD | BELLOWS |
| REMOTE ACTUATION METHOD | DIAPHRAGM |