NSN 4820-00-437-6988
Part Details | FLUID PRESSURE REGULATING VALVE
4820-00-437-6988 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: 7715929301, 771-592-9301, 6811SS11, 681-1SS11, 6811SS11, 681-1SS11, 4820-00-437-6988, 00-437-6988, 4820004376988, 004376988
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | SEP 03, 1969 | 00-437-6988 | 27565 ( VALVE, REGULATING, FLUID PRESSURE ) |
REFERENCE DRAWINGS & PICTURES
STRAIGHT THRU
SWIVEL NUT, FLARE
SWIVEL NUT, FLARE
SWIVEL NUT, FLARE
SWIVEL NUT, FLARE
Cross Reference | NSN 4820-00-437-6988
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 771-592-9301 | 99193 | HONEYWELL INTERNATIONAL INC.DBA HONEYWELL |
| 681-1SS11 | 09990 | PARKER-HANNIFIN CORPORATIONDBA HYDRAULIC VALVE DIV |
| 681-1SS11 | 86768 | TELEDYNE INDUSTRIES INCTELEDYNE FLUID SYSTEMS REPUBLIC |
Technical Data | NSN 4820-00-437-6988
| Characteristic | Specifications |
|---|---|
| BODY MATERIAL | STEEL, FED STD 66, AISI 303/SAE 30303 |
| TEMP RATING | -40.0 DEG FAHRENHEIT MINIMUM AND 250.0 DEG FAHRENHEIT MAXIMUM |
| MAXIMUM INLET PRESSURE RATING | 1000.0 POUNDS PER SQUARE INCH |
| OUTLET PRESSURE RANGE | +3.0 TO +25.0 POUNDS PER SQUARE INCH |
| FILTER | NOT INCLUDED |
| SPECIAL FEATURES | VALVE AUTOMATICALLY CUTS OUT AT PRESET SETTING OF 15 PSI |
| FLOW CONTROL DEVICE | DIAPHRAGM |
| FLOW CONTROL DEVICE MATERIAL | RUBBER, BUNA-N |
| OUTSIDE SURFACE TREATMENT | PASSIVATED |
| END CONNECTION QUANTITY | 2 |
| FIRST END CONNECTION TYPE | THREADED INTERNAL PIPE |
| FIRST END STYLE DESIGNATOR | 1 SWIVEL NUT, FLARE |
| FIRST END THREAD SIZE AND SERIES/TYPE DESIGNATOR | 0.250-18 NPT |
| FIRST END THREAD DIRECTION | RIGHT-HAND |
| SECOND END RELATIONSHIP WITH FIRST END | IDENTICAL |
| BODY STYLE | STRAIGHT THRU |
| MEDIA FOR WHICH DESIGNED | AIR AND HYDRAULIC OIL |
| REGULATION TYPE | MANUAL SINGLE STAGE |
| MANUAL CONTROL METHOD | SCREW |
| VALVE STEM DESIGN | SINGLE SEAT |
| VALVE LOADING METHOD | SPRING |