NSN 4820-01-423-3448 DNX62FF-08 1/2X1, DNX62FF0812X1, DNX62FF-1/2X1 165PSI
Product Details | SAFETY RELIEF VALVE
4820-01-423-3448 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: DNX62FF-08 1/2X1, DNX62FF0812X1, DNX62FF-1/2X1 165PSI, DNX62FF12X1165PSI, DNX62FF816, DNX62FF-8-16, DNX62FF-8-16 SET 165PSI, DNX62FF816SET165PSI, UCNCNN08CCCE, 4820-01-423-3448, 01-423-3448, 4820014233448, 014233448
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | 21-DEC-95 | 01-423-3448 | 05488 ( VALVE, SAFETY RELIEF ) |
Drawings & Photos | NSN 4820-01-423-3448
Demand History | NSN 4820-01-423-3448
| Part Number | Request Date | QTY | Origin |
|---|---|---|---|
| 4820-01-423-3448 | 2014-05-125 | 4 | DIBBS |
Cross Reference | NSN 4820-01-423-3448
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Technical Data | NSN 4820-01-423-3448
| Characteristic | Specifications |
|---|---|
| MATERIAL | STEEL BODY STEEL COMP 316 FLOW CONTROL DEVICE STEEL COMP 316 STEM |
| STYLE DESIGNATOR | C1A ANGLE FLANGED ENDS |
| FIRST CONNECTION FACE TO CENTERLINE DISTANCE | 3.562 INCHES |
| SECOND CONNECTION FACE TO CENTERLINE DISTANCE | 3.250 INCHES |
| VALVE SIZE | 0.500 INCHES |
| MAXIMUM OPERATING PRESSURE | 275.0 POUNDS PER SQUARE INCH SINGLE RESPONSE |
| MAXIMUM OPERATING TEMP | 100.0 DEG FAHRENHEIT SINGLE RESPONSE |
| VALVE OPERATION METHOD | AUTOMATIC OR MANUAL |
| CONNECTION TYPE | FLANGE ALL ENDS |
| FLANGE SHAPE | ROUND WITH HOLES ALL ENDS |
| NOMINAL OUTSIDE DIAMETER | 4.250 INCHES 1ST END 3.500 INCHES 2ND END |
| NOMINAL THICKNESS | 0.562 INCHES 1ST END 0.438 INCHES 2ND END |
| BOLT HOLE QUANTITY | 4 ALL ENDS |
| BOLT HOLE NOMINAL DIAMETER | 0.625 INCHES ALL ENDS |
| BOLT CIRCLE NOMINAL DIAMETER | 3.125 INCHES 1ST END 2.375 INCHES 2ND END |
| FLANGE FACE DESIGN | RAISED STRAIGHT ALL ENDS |
| RAISED FACE NOMINAL HEIGHT | 0.062 INCHES 1ST END |
| RAISED FACE NOMINAL DIAMETER | 1.938 INCHES 1ST END 1.188 INCHES 2ND END |
| DISK LOADING METHOD | SPRING |
| OPENING PRESSURE SETTING | 165.0 POUNDS PER SQUARE INCH |
| III END ITEM IDENTIFICATION | NIMITZ CLASS CVN |
Restrictions/Controls & Freight Information | NSN 4820-01-423-3448
| 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 | ||