NSN 4820-00-890-6465
Part Details | GASEOUS PRODUCTS PRESSURE EQUALIZING VALVE
4820-00-890-6465 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: 40320DD3SV, 40320-DD-3SV, 101807032, 10180703-2, 4820-00-890-6465, 00-890-6465, 4820008906465, 008906465
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | APR 10, 1968 | 00-890-6465 | 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 4820-00-890-6465
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 40320-DD-3SV | 77842 | EATON CORPORATIONDBA CENTURIAN MECHANICAL SEALS |
| 10180703-2 | 18876 | U S ARMY AVIATION AND MISSILECOMMAND |
Technical Data | NSN 4820-00-890-6465
| Characteristic | Specifications |
|---|---|
| BODY STYLE | SINGLE CONNECTION, STRAIGHT FLOW |
| BODY MATERIAL | ALUMINUM ALLOY, QQ-A-225/6, ALLOY 2024, T4 |
| SEAT MATERIAL | ALUMINUM ALLOY, QQ-A-225/6, ALLOY 2024, T4 |
| FLOW CONTROL DEVICE | PISTON, SPRING LOADED |
| FLOW CONTROL DEVICE MATERIAL | ALUMINUM ALLOY, QQ-A-225/6, ALLOY 2024, T4 |
| 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 FAHRENHEIT AND 185.0 DEG FAHRENHEIT |
| OPENING PRESSURE SETTING | 4.2 POUNDS PER SQUARE INCH |
| VALVE VENTING DESIGN TYPE | ATMOSPHERIC |
| VALVE RELIEF DESIGN TYPE | PRESSURE |
| DISK LOADING METHOD | SPRING |
| ABSOLUTE PRESSURE SETTING | 2.0 |
| FURNISHED ITEMS | MANUAL UNLOADER ON PRESSURE SIDE |