NSN 4820-01-255-4296 1856M/SP-2.50IN 13T17PSI, 1856MSP250IN13T17PSI, 01-255-4296
Product Details | SAFETY RELIEF VALVE
4820-01-255-4296 A valve designed to automatically release excessive pressures. It is actuated by static pressure upstream of the valve and is used as a safety valve or relief valve, and may be set to close at a predetermined pressure. It is not designed for regulation of continuously fluctuating loads. It may be inline or cartridge (manifold) design. Excludes VALVE (1), RELIEF, PRESSURE AND TEMPERATURE.
Part Alternates: 1856M/SP-2.50IN 13T17PSI, 1856MSP250IN13T17PSI, 4820-01-255-4296, 01-255-4296, 4820012554296, 012554296
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | 20-MAY-87 | 01-255-4296 | 05488 ( VALVE, SAFETY RELIEF ) |
Drawings & Photos | NSN 4820-01-255-4296
Demand History | NSN 4820-01-255-4296
| Part Number | Request Date | QTY | Origin |
|---|---|---|---|
| 4820-01-255-4296 | 2013-02-36 | 1 | DIBBS |
| 4820-01-255-4296 | 2012-11-309 | 1 | DIBBS |
| 4820-01-255-4296 | 2012-08-244 | 1 | DIBBS |
| 4820-01-255-4296 | 2012-04-96 | 1 | DIBBS |
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Technical Data | NSN 4820-01-255-4296
| Characteristic | Specifications |
|---|---|
| MATERIAL | NICKEL ALLOY BODY NICKEL ALLOY FLOW CONTROL DEVICE NICKEL ALLOY STEM |
| STYLE DESIGNATOR | C1 ANGLE |
| FLOW CONTROL DEVICE | DISK |
| VALVE OPERATION METHOD | AUTOMATIC |
| CONNECTION TYPE | UNTHREADED INTERNAL PIPE ALL ENDS |
| CONNECTION STYLE | G20B SOCKET ALL ENDS |
| NOMINAL PIPE SIZE ACCOMMODATED | 3.000 INCHES 1ST END 2.500 INCHES 2ND END |
| ADJUSTABLE PRESSURE RANGE | 13.0 TO 17.0 POUNDS PER SQUARE INCH |
Restrictions/Controls & Freight Information | NSN 4820-01-255-4296
| 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 |
|---|---|---|
| No Freight Information | ||