NSN 4820-00-430-9249 RD190564, RD19056-4, 00-430-9249
Product Details | SAFETY RELIEF VALVE
4820-00-430-9249 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: RD190564, RD19056-4, 4820-00-430-9249, 00-430-9249, 4820004309249, 004309249
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | 13 MAY 1970 | 00-430-9249 | 05488 ( VALVE, SAFETY RELIEF ) |
Drawings & Photos | NSN 4820-00-430-9249
Cross Reference | NSN 4820-00-430-9249
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| RD19056-4 | 51663 | CRANE CO. DBA LEAR ROMEC |
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Technical Data | NSN 4820-00-430-9249
| Characteristic | Specifications |
|---|---|
| MATERIAL | STEEL OVERALL |
| STYLE DESIGNATOR | A2 CROSS |
| FLOW CONTROL DEVICE | POPPET |
| MAXIMUM OPERATING PRESSURE | 20.5 POUNDS PER SQUARE INCH SINGLE RESPONSE |
| VALVE DISCHARGE FLOW RATE | 117.0 CUBIC FEET PER MINUTE |
| VALVE OPERATION METHOD | AUTOMATIC |
| CONNECTION TYPE | THREADED EXTERNAL PIPE 3RD END |
| CONNECTION STYLE | G9 PLAIN 1ST END G9 PLAIN 2ND END G46B PLAIN 3RD END |
| THREAD SERIES DESIGNATOR | ANPT 1ST END ANPT 2ND END ANPT 3RD END |
| NOMINAL THREAD SIZE | 0.125 INCHES 1ST END 0.125 INCHES 2ND END 0.125 INCHES 3RD END |
| THREAD DIRECTION | RIGHT-HAND 1ST END RIGHT-HAND 2ND END RIGHT-HAND 3RD END |
| BONNET TYPE | INSIDE SPRING |
| BONNET ATTACHMENT METHOD | THREADED |
| DISK LOADING METHOD | SPRING |
| ADJUSTABLE PRESSURE RANGE | 3.0 TO 35.0 POUNDS PER SQUARE INCH |
Restrictions/Controls & Freight Information | NSN 4820-00-430-9249
| 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: | U | Precious metal type is unknown |
| 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 | ||