NSN 4820-00-474-2255 AA14521A, 00-474-2255, 004742255
Product Details | FLUID PRESSURE REGULATING VALVE
4820-00-474-2255 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: AA14521A, 4820-00-474-2255, 00-474-2255, 4820004742255, 004742255
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | 01 JAN 1963 | 00-474-2255 | 27565 ( VALVE, REGULATING, FLUID PRESSURE ) |
Drawings & Photos | NSN 4820-00-474-2255
Cross Reference | NSN 4820-00-474-2255
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| AA14521A | 62983 | EATON AEROSPACE LLC |
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Technical Data | NSN 4820-00-474-2255
| Characteristic | Specifications |
|---|---|
| BODY MATERIAL | ALUMINUM ALLOY |
| SEAT MATERIAL | STEEL, CORROSION RESISTING |
| END CONNECTION QUANTITY | 4 |
| FIRST END CONNECTION TYPE | THREADED INTERNAL BOSS |
| FIRST END STYLE DESIGNATOR | B6 GASKET SEAL |
| FIRST END THREAD SIZE AND SERIES/TYPE DESIGNATOR | 3/4-16 UNJF |
| FIRST END THREAD CLASS | 3B |
| FIRST END THREAD DIRECTION | RIGHT-HAND |
| SECOND END RELATIONSHIP WITH FIRST END | IDENTICAL |
| THIRD END RELATIONSHIP WITH PRECEDING ENDS | IDENTICAL WITH FIRST END |
| FOURTH END RELATIONSHIP WITH PRECEDING ENDS | NOT IDENTICAL WITH FIRST, SECOND OR THIRD END |
| FOURTH END CONNECTION TYPE | THREADED INTERNAL BOSS |
| FOURTH END STYLE DESIGNATOR | B6 GASKET SEAL |
| FOURTH END THREAD SIZE AND SERIES/TYPE DESIGNATOR | 7/16-20 UNJF |
| FOURTH END THREAD CLASS | 3B |
| FOURTH END THREAD DIRECTION | RIGHT-HAND |
| BODY STYLE | A21 TEE ANGLE |
| MEDIA FOR WHICH DESIGNED | HYDROCARBON FUELS AND OILS |
| REGULATION TYPE | AUTOMATIC DOUBLE STAGE |
| VALVE STEM DESIGN | SINGLE SEAT |
| REMOTE ACTUATION METHOD | PISTON |
| MAXIMUM INLET PRESSURE RATING | 2500.0 POUNDS PER SQUARE INCH |
| OUTLET PRESSURE RANGE | 1250.0 TO 1550.0 POUNDS PER SQUARE INCH |
| OUTLET PRESSURE ACCURACY RATING | NOT RATED |
| FILTER | NOT INCLUDED |
| III FSC APPLICATION DATA | HYDRAULIC SYSTEM,ACFT |
| MANUFACTURERS CODE | 62983 |
| DESIGN CONTROL REFERENCE | AA14521A |
Restrictions/Controls & Freight Information | NSN 4820-00-474-2255
| 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: | A | Item does not contain precious metal |
| 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 | ||
| Air Special Handling | Z | No special handling required. |
| Special Handling Code | Z | unknonwn |
| HAZMAT | ||
| Type of Cargo | Z | No special type of cargo code applicable |