NSN 4820-00-421-4323
Part Details | GASEOUS PRODUCTS PRESSURE EQUALIZING VALVE
4820-00-421-4323 A valve consisting of a single deadweight loaded disk, or two deadweight loaded disks each with a seperate seat. It is specifically designed for the relief of small pressure and vacuum conditions within a tank or other container to or from the atmosphere. The center of a single deadweight loaded disk may contain a spring loaded disk forming an additional seat or aperture. It may be spring loaded and/or equipped with a manual unloader on either the pressure or vacuum side. Exclude VALVE, VACUUM BREAKING.
Alternate Parts: 790RPV0.10.1, 790RPV0.1-0.1, 2603533, 4820-00-421-4323, 00-421-4323, 4820004214323, 004214323
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | DEC 09, 1970 | 00-421-4323 | 10958 ( VALVE, PRESSURE EQUALIZING, GASEOUS PRODUCTS ) |
REFERENCE DRAWINGS & PICTURES
SINGLE CONNECTION, STRAIGHT FLOW
GASKET SEAL COMPRESSION
GASKET SEAL COMPRESSION
GASKET SEAL COMPRESSION
GASKET SEAL COMPRESSION
Cross Reference | NSN 4820-00-421-4323
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 790RPV0.1-0.1 | 98021 | HALKEY-ROBERTS CORPORATION |
| 2603533 | 30003 | NAVAL AIR SYSTEMS COMMAND MANAGEDORIGINAL DESIGN ACTIVITY NOT |
Technical Data | NSN 4820-00-421-4323
| Characteristic | Specifications |
|---|---|
| BODY STYLE | SINGLE CONNECTION, STRAIGHT FLOW |
| BODY MATERIAL | ALUMINUM ALLOY, QQ-A-225/5, ALLOY 2017, T451 |
| FLOW CONTROL DEVICE | W ANY ACCEPTABLE |
| FLOW CONTROL DEVICE MATERIAL | ALUMINUM ALLOY, QQ-A-225/5, ALLOY 2017, T451 |
| END CONNECTION QUANTITY | 1 |
| FIRST END CONNECTION TYPE | THREADED EXTERNAL BOSS |
| FIRST END STYLE DESIGNATOR | 0 GASKET SEAL COMPRESSION |
| FIRST END THREAD CLASS | 3A |
| FIRST END THREAD DIRECTION | RIGHT-HAND |
| MEDIA FOR WHICH DESIGNED | AIR |
| TEMP RATING | -65.0 DEG CELSIUS AND 160.0 DEG CELSIUS |
| VALVE VENTING DESIGN TYPE | ATMOSPHERIC |
| VALVE RELIEF DESIGN TYPE | PRESSURE AND VACUUM |
| DISK LOADING METHOD | SPRING |