NSN 4820-00-640-5994 743MVM1, 00-640-5994, 006405994
Product Details | FLUID PRESSURE REGULATING VALVE
4820-00-640-5994 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.20248100015Valves, Powered48200018Valves, Nonpowered
Part Alternates: 743MVM1, 4820-00-640-5994, 00-640-5994, 4820006405994, 006405994
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | 01 JAN 1963 | 00-640-5994 | 27565 ( VALVE, REGULATING, FLUID PRESSURE ) |
Drawings & Photos | NSN 4820-00-640-5994
Cross Reference | NSN 4820-00-640-5994
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 743MVM1 | 77927 | ROSS OPERATING VALVE CO |
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Technical Data | NSN 4820-00-640-5994
| Characteristic | Specifications |
|---|---|
| BODY MATERIAL | BRONZE |
| SEAT MATERIAL | BRONZE |
| STEM MATERIAL | BRONZE |
| FLOW CONTROL DEVICE | STEM AND INTEGRAL DISK |
| FLOW CONTROL DEVICE MATERIAL | BRONZE AND BRASS |
| END CONNECTION QUANTITY | 2 |
| FIRST END CONNECTION TYPE | THREADED INTERNAL PIPE |
| FIRST END STYLE DESIGNATOR | B11 PLAIN |
| FIRST END THREAD SIZE AND SERIES/TYPE DESIGNATOR | 1/2-14 NPT |
| FIRST END THREAD DIRECTION | RIGHT-HAND |
| SECOND END RELATIONSHIP WITH FIRST END | IDENTICAL |
| BODY STYLE | A1 STRAIGHT THRU |
| MEDIA FOR WHICH DESIGNED | AIR |
| VALVE STEM DESIGN | DOUBLE SEAT |
| REMOTE ACTUATION METHOD | PISTON |
| TEMP RATING | 175.0 DEG FAHRENHEIT NOMINAL |
| MAXIMUM INLET PRESSURE RATING | 125.0 POUNDS PER SQUARE INCH |
| OUTLET PRESSURE SETTING | 25.0 POUNDS PER SQUARE INCH |
Restrictions/Controls & Freight Information | NSN 4820-00-640-5994
| Category | Code | Description |
|---|---|---|
| Hazardous Material Indicator Code | N | There is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials |
| Demilitarization Code: | A | Non-Munitions List Item/ Non-Strategic List Item - Demilitarization not required. |
| Precious Metals Indicator Code: | U | Precious metal type is unknown |
| Criticality Code: | X | The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. |
| Category | Code | Description |
|---|---|---|
| NMF Description | 127220 | PRESSURE REG/RED/RELIEF VALVES NOI |
| Less than car load rating | P | 77.5 |
| Less than truck load rating | P | 77.5 |
| Water commodity Code | 594 | unknown |
| Originating Activity Code | XX | |
| Air Dimension Code | A | Shipment is not a consolidation and does not exceed 72 inches in any dimension. |
| Air Commodity | V | Vehicles, machinery, shop and warehouse equipment and supplies, including special tools and equipment, ground servicing and special purpose vehicles, marine equipment and supplies, repair and maintenance parts for the above. |
| Air Special Handling | Z | No special handling required. |
| Special Handling Code | 9 | unknonwn |
| HAZMAT | ||
| Type of Cargo | Z | No special type of cargo code applicable |