NSN 4820-00-905-4665 009054665
Product Details | SAFETY RELIEF VALVE
4820-00-905-4665 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: 009054665
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | 00-905-4665 | 05488 ( VALVE, SAFETY RELIEF ) |
Drawings & Photos | NSN 4810-00-905-4665
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Related Products | NSN 4820-00-905-4665
Technical Data | NSN 4820-00-905-4665
| Characteristic | Specifications |
|---|---|
| MATERIAL | ALUMINUM ALLOY 2024 FLOW CONTROL DEVICE STEEL COMP MTX1015 SEAT |
| SURFACE TREATMENT | ANODIZE |
| STYLE DESIGNATOR | C6 STRAIGHT THRU |
| FLOW CONTROL DEVICE | POPPET |
| MEDIA FOR WHICH DESIGNED | SULPHUR DIOXIDE, GASEOUS SINGLE RESPONSE |
| MAXIMUM OPERATING PRESSURE | 21.50 POUNDS PER SQUARE INCH SINGLE RESPONSE |
| VALVE DISCHARGE FLOW RATE | 2.0 CUBIC FEET PER MINUTE |
| VALVE OPERATION METHOD | MANUAL |
| CONNECTION TYPE | THREADED EXTERNAL TUBE 1ST END |
| CONNECTION STYLE | G42 FLARED 1ST END |
| SEAT ANGLE | 45.0 DEGREES 1ST END |
| NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED | 0.250 INCHES 1ST END |
| THREAD SERIES DESIGNATOR | UNF 1ST END |
| NOMINAL THREAD SIZE | 0.437 INCHES 1ST END |
| THREAD DIRECTION | RIGHT-HAND 1ST END |
| BONNET TYPE | INSIDE SCREW |
| BONNET ATTACHMENT METHOD | INTEGRAL |
| DISK LOADING METHOD | SPRING |
| OPENING PRESSURE SETTING | 21.5 POUNDS PER SQUARE INCH |
| ADJUSTABLE PRESSURE RANGE | 20.5 TO 21.5 POUNDS PER SQUARE INCH |
| FEATURES PROVIDED | BONNET PACKING AND PRESSURE TIGHT OUTLET SIDE |
| TEST DATA DOCUMENT | 51663-RD10280M DRAWING |
| MANUFACTURERS CODE | 51663 |
| DESIGN CONTROL REFERENCE | RD10280M |
Restrictions/Controls & Freight Information | NSN 4820-00-905-4665
| 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 |
| Controlled Inventory Item Code: | U | UNCLASSIFIED |
| Category | Code | Description |
|---|---|---|
| No Freight Information | ||