NSN 4820-00-834-7847 381MS133P002, 629XB342, 629XB-3-4-2
Product Details | SAFETY RELIEF VALVE
4820-00-834-7847 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: 381MS133P002, 629XB342, 629XB-3-4-2, 629XB3-4-2, 4820-00-834-7847, 00-834-7847, 4820008347847, 008347847
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | 30-NOV-66 | 00-834-7847 | 05488 ( VALVE, SAFETY RELIEF ) |
Drawings & Photos | NSN 4820-00-834-7847
Demand History | NSN 4820-00-834-7847
| Part Number | Request Date | QTY | Origin |
|---|---|---|---|
| 4820-00-834-7847 | 2011-11-334 | 1 | DIBBS |
| 4820-00-834-7847 | 2008-11-322 | 7 | DIBBS |
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Technical Data | NSN 4820-00-834-7847
| Characteristic | Specifications |
|---|---|
| MATERIAL | ALUMINUM ALLOY OVERALL |
| STYLE DESIGNATOR | C1 ANGLE |
| FLOW CONTROL DEVICE | POPPET |
| MEDIA FOR WHICH DESIGNED | OIL, HYDRAULIC SINGLE RESPONSE |
| MAXIMUM OPERATING PRESSURE | 125.0 POUNDS PER SQUARE INCH SINGLE RESPONSE |
| MAXIMUM OPERATING TEMP | 225.0 DEG FAHRENHEIT SINGLE RESPONSE |
| VALVE DISCHARGE FLOW RATE | 4.0 GALLONS PER MINUTE |
| VALVE OPERATION METHOD | AUTOMATIC |
| CONNECTION TYPE | THREADED EXTERNAL TUBE ALL ENDS |
| CONNECTION STYLE | G42 FLARED ALL ENDS |
| SEAT ANGLE | 37.0 DEGREES ALL ENDS |
| THREAD SERIES DESIGNATOR | UNF ALL ENDS |
| NOMINAL THREAD SIZE | 0.437 INCHES ALL ENDS |
| THREAD QUANTITY PER INCH | 20 ALL ENDS |
| THREAD CLASS | 3A ALL ENDS |
| THREAD DIRECTION | RIGHT-HAND ALL ENDS |
| BONNET TYPE | INSIDE SPRING |
| BONNET ATTACHMENT METHOD | THREADED |
| DISK LOADING METHOD | SPRING |
| OPENING PRESSURE SETTING | 90.0 POUNDS PER SQUARE INCH |
| FEATURES PROVIDED | VALVE STEM LOCK SHIELD AND BONNET PACKING AND PRESSURE TIGHT OUTLET SIDE |
| III END ITEM IDENTIFICATION | SUPPORT EQUIPMENT, F-4 AIRCRAFT |
Restrictions/Controls & Freight Information | NSN 4820-00-834-7847
| 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: | 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 | ||