NSN 4820-01-491-8857 2011001, 201-1001, 01-491-8857
Product Details | SYSTEM PRESSURE REGULATING VALVE
4820-01-491-8857 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: 2011001, 201-1001, 4820-01-491-8857, 01-491-8857, 4820014918857, 014918857
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | 05 NOV 2001 | 01-491-8857 | 35896 ( VALVE, REGULATING, SYSTEM PRESSURE ) |
Cross Reference | NSN 4820-01-491-8857
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 201-1001 | 0RRR4 | SIEMENS CORP |
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Technical Data | NSN 4820-01-491-8857
| Characteristic | Specifications |
|---|---|
| BODY MATERIAL | ZINC |
| FLOW CONTROL DEVICE | DIAPHRAGM |
| END CONNECTION QUANTITY | 1 |
| MEDIA FOR WHICH DESIGNED | AIR |
| OUTLET PRESSURE ACCURACY RATING | NOT RATED |
| FILTER | INCLUDED |
| FURNISHED ITEMS | OUTLET PRESSURE GAGE |
| (NON-CORE DATA) DIAL OUTSIDE DIAMETER | 2.500 INCHES |
| SPECIAL FEATURES | SINGLE-STAGE, COMPRESSED AIR PRESSURE REDUCING VALVE; 200 MESH STAINLESS STRAINER; LOCKING HANDLE |
Restrictions/Controls & Freight Information | NSN 4820-01-491-8857
| 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. |
| Electro-static Discharge Susceptible: | A | No known Electrostatic Discharge (ESD) or Electromagnetic Interference (EMI) sensitivity |
| 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. |
| Automatic Data Processing Equipment: | 0 | Represents items with no ADP components. NOTE: Codes 1 through 6 are only to be used when the item is Automatic Data Processing Equipment (ADPE) in its entirety and is limited to the type meeting only one of the definitions for codes 1 through 6. (See code 9) |
| Category | Code | Description |
|---|---|---|
| No Freight Information | ||