NSN 4820-01-433-2644 1/4 IN. CLASS A-2 30-150 PSI, 1/4" CLASS A-2 , 1/4inch CLASS A-2
Product Details | SYSTEM PRESSURE REGULATING VALVE
4820-01-433-2644 A value designed to automatically maintain within close limits a predetermined pressure within a closed system regardless of the higher fluctuating or constant inlet pressure. The excess pressure is by-passed to the accumulator or reservoir in lieu of passing through the entire system. It is designed primarily for use in refrigeration and air conditioning systems. Excludes VALVE, REGULATING, FLUID PRESSURE and VALVE, CALIBRATED FLOW.
Part Alternates: 1/4 IN. CLASS A-2 30-150 PSI, 1/4" CLASS A-2 , 1/4inch CLASS A-2, 14CLASSA2, 14inchCLASSA2, 14INCLASSA230150PSI, 30/1.4.1, 30141, 4820-01-433-2644, 01-433-2644, 4820014332644, 014332644
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | 25 JUN 1996 | 01-433-2644 | 35896 ( VALVE, REGULATING, SYSTEM PRESSURE ) |
Drawings & Photos | NSN 4820-01-433-2644
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Technical Data | NSN 4820-01-433-2644
| Characteristic | Specifications |
|---|---|
| BODY MATERIAL | ALUMINUM |
| SEAT MATERIAL | ALUMINUM |
| FLOW CONTROL DEVICE | DISK |
| END CONNECTION QUANTITY | 2 |
| FIRST END CONNECTION TYPE | THREADED INTERNAL PIPE |
| FIRST END STYLE DESIGNATOR | C11 SOCKET W/BRAZING RING |
| FIRST END THREAD SIZE AND SERIES/TYPE DESIGNATOR | 1/4-18 NPT |
| FIRST END THREAD DIRECTION | RIGHT-HAND |
| SECOND END RELATIONSHIP WITH FIRST END | IDENTICAL |
| BODY STYLE | A1 STRAIGHT THRU |
| MEDIA FOR WHICH DESIGNED | AIR |
| MOUNTING FACILITY | BRACKET |
| REGULATION TYPE | AUTOMATIC SINGLE STAGE |
| VALVE LOADING METHOD | SPRING |
| REMOTE ACTUATION METHOD | DIAPHRAGM |
| TEMP RATING | 150.0 DEG FAHRENHEIT NOMINAL |
| MAXIMUM INLET PRESSURE RATING | 200.0 POUNDS PER SQUARE INCH |
| OUTLET PRESSURE RANGE | 30.0 TO 150.0 POUNDS PER SQUARE INCH |
| OUTLET PRESSURE ACCURACY RATING | NOT RATED |
| FILTER | NOT INCLUDED |
| III END ITEM IDENTIFICATION | MARS CLASS AFS |
Restrictions/Controls & Freight Information | NSN 4820-01-433-2644
| Category | Code | Description |
|---|---|---|
| Shelf-Life Code: | 0 | Nondeteriorative |
| 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. |
| Controlled Inventory Item Code: | U | UNCLASSIFIED |
| 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 | 127200 | PRESSURE REDCNG WATER RELIEF VALVE |
| Less than car load rating | ||
| Less than truck load rating | M | 85.0 |
| Water commodity Code | 594 | unknown |
| Originating Activity Code | AX | Defense Supply Center Columbus Columbus, OH 43216-5000 |
| 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 |
Management | NSN 4820-01-433-2644
Navy| Category | Code | Description |
|---|---|---|
| Cognizance Codes | 3B | Navy-owned stocks of field level repairable DLA material Naval Inventory Control Point, Mechanicsburg |
| Source of Supply | SMS | Defense Logistics Agency Enterprise Business Systems |
| Agency | DN | Department of the Navy |
| Service Organization | N | U.S. Navy |
| Reparability | D | Field Level Reparables |
| Acquisition Advice Codes | J | NOT STOCKED, CENTRALLY PROCURED # (NON-STOCKED ITEMS) IMM/Service centrally managed but not stocked item. Procurement will be initiated only after receipt of a requisition. |
| Controlled Item Code | U | UNCLASSIFIED |
| Shelf Life Code | 0 | Nondeteriorative |
| Purchasing | QTY UOM |
1 EA : Each |