NSN 4820-01-593-4934 1559AS4441, 1559AS444-1, 01-593-4934
Product Details | SYSTEM PRESSURE REGULATING VALVE
4820-01-593-4934 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: 1559AS4441, 1559AS444-1, 4820-01-593-4934, 01-593-4934, 4820015934934, 015934934
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | 08 APR 2011 | 01-593-4934 | 35896 ( VALVE, REGULATING, SYSTEM PRESSURE ) |
Demand History | NSN 4820-01-593-4934
| Part Number | Request Date | QTY | Origin |
|---|---|---|---|
| 1559AS444-1 | 2024-03-21 | 13 | DIBBS |
| 1559AS444-1 | 2023-04-06 | 14 | DIBBS |
| 1559AS444-1 | 2022-12-08 | 12 | DIBBS |
| 1559AS444-1 | 2021-10-25 | 1 | DIBBS |
| 1559AS444-1 | 2021-10-14 | 1 | DIBBS |
| 1559AS444-1 | 2021-09-02 | 8 | DIBBS |
| 1559AS444-1 | 2021-08-08 | 1 | DIBBS |
| 1559AS444-1 | 2021-07-29 | 2 | DIBBS |
| 1559AS444-1 | 2021-07-08 | 5 | DIBBS |
| 1559AS444-1 | 2021-06-17 | 3 | DIBBS |
| 1559AS444-1 | 2020-10-20 | 16 | DIBBS |
| 1559AS444-1 | 2020-08-30 | 3 | DIBBS |
| 1559AS444-1 | 2020-06-04 | 10 | DIBBS |
| 1559AS444-1 | 2019-01-31 | 15 | DIBBS |
| 4820-01-593-4934 | 2017-06-04 | 9 | DIBBS |
| 4820-01-593-4934 | 2016-02-04 | 6 | DIBBS |
| 4820-01-593-4934 | 2015-08-12 | 6 | DIBBS |
| 4820-01-593-4934 | 2015-02-08 | 7 | DIBBS |
| 4820-01-593-4934 | 2013-12-02 | 7 | DIBBS |
| 4820-01-593-4934 | 2013-11-17 | 7 | DIBBS |
| 4820-01-593-4934 | 2012-01-22 | 1 | DIBBS |
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Related Products | NSN 4820-01-593-4934
Technical Data | NSN 4820-01-593-4934
| Characteristic | Specifications |
|---|---|
| PART NAME ASSIGNED BY CONTROLLING AGENCY | REVERSING VAVLE ASSEMBLY |
| END ITEM IDENTIFICATION | ENVIRONMENTAL CONTROL UNIT A/E32C-45A P/N 1559AS400-1 |
Restrictions/Controls & Freight Information | NSN 4820-01-593-4934
| 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 |
| 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 |
|---|---|---|
| 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 | KE | Naval ICP Philadelphia, PA 19111 |
| 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 4820-01-593-4934
Navy| Category | Code | Description |
|---|---|---|
| Cognizance Codes | 9B | Navy-owned stocks of 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 |
| Acquisition Advice Codes | Z | INSURANCE/NUMERIC STOCKAGE OBJECTIVE ITEM # Items which may be required occasionally or intermittently, and prudence requires that a nominal quantity of materiel be stocked due to the essentiality or the lead time of the item. 1. The item is centrally managed, stocked, and issued. 2. Requisitions will be submitted in accordance with IMM/Service requisitioning procedures. |
| Controlled Item Code | U | UNCLASSIFIED |
| Shelf Life Code | 0 | Nondeteriorative |
| Purchasing | QTY UOM |
1 EA : Each |