NSN 4820-00-159-0559 A49150, 00-159-0559, 001590559
Product Details | SAFETY RELIEF VALVE
4820-00-159-0559 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: A49150, 4820-00-159-0559, 00-159-0559, 4820001590559, 001590559
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | 00-159-0559 | 05488 ( VALVE, SAFETY RELIEF ) |
Drawings & Photos | NSN 4820-00-159-0559
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Technical Data | NSN 4820-00-159-0559
| Characteristic | Specifications |
|---|---|
| MATERIAL | STEEL COMP 304 FLOW CONTROL DEVICE STEEL COMP 304 SEAT STEEL COMP 416 STEM |
| STYLE DESIGNATOR | C1A ANGLE FLANGED ENDS |
| FIRST CONNECTION FACE TO CENTERLINE DISTANCE | 4.938 INCHES |
| SECOND CONNECTION FACE TO CENTERLINE DISTANCE | 4.688 INCHES |
| VALVE SIZE | 1.500 INCHES |
| FLOW CONTROL DEVICE | DISK |
| VALVE DISCHARGE FLOW RATE | 15950.0 POUNDS PER HOUR |
| VALVE OPERATION METHOD | AUTOMATIC |
| CONNECTION TYPE | FLANGE 1ST END FLANGE 2ND END |
| FLANGE SHAPE | ROUND WITH HOLES 1ST END ROUND WITH HOLES 2ND END |
| NOMINAL OUTSIDE DIAMETER | 6.125 INCHES 1ST END 7.500 INCHES 2ND END |
| NOMINAL THICKNESS | 0.938 INCHES 1ST END 0.938 INCHES 2ND END |
| BOLT HOLE QUANTITY | 4 1ST END 8 2ND END |
| BOLT HOLE NOMINAL DIAMETER | 0.875 INCHES 1ST END 0.875 INCHES 2ND END |
| BOLT CIRCLE NOMINAL DIAMETER | 4.500 INCHES 1ST END 5.875 INCHES 2ND END |
| FLANGE FACE DESIGN | RECESSED STRAIGHT 1ST END RAISED STRAIGHT 2ND END |
| RAISED FACE NOMINAL HEIGHT | 0.062 INCHES 2ND END |
| RAISED FACE NOMINAL DIAMETER | 4.125 INCHES 2ND END |
| RECESS NOMINAL DIAMETER | 5.500 INCHES 1ST END |
| RECESS NOMINAL DEPTH | 0.062 INCHES 1ST END |
| RENEWABLE SEAT RING TYPE | THREADED |
| BONNET TYPE | EXPOSED SPRING |
| BONNET ATTACHMENT METHOD | BOLTED |
| DISK LOADING METHOD | SPRING |
| OPENING PRESSURE SETTING | 700.0 POUNDS PER SQUARE INCH |
| FEATURES PROVIDED | PRESSURE TIGHT OUTLET SIDE |
| REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS | AS DIFFERENTIATED BY THE VALVE DISCHARGE FLOW RATE REQUIREMENT |
| MANUFACTURERS CODE | 15187 |
| DESIGN CONTROL REFERENCE | A49150 |
Restrictions/Controls & Freight Information | NSN 4820-00-159-0559
| 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 |
| Category | Code | Description |
|---|---|---|
| No Freight Information | ||