NSN 4820-00-469-7803
Part Details | GASEOUS PRODUCTS PRESSURE EQUALIZING VALVE
4820-00-469-7803 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: 40320DD5SV, 40320-DD-5SV, B40320DD5SV, 101807033, 10180703-3, 4820-00-469-7803, 00-469-7803, 4820004697803, 004697803
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | JAN 13, 1971 | 00-469-7803 | 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 4820-00-469-7803
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 40320-DD-5SV | 77842 | EATON CORPORATIONDBA CENTURIAN MECHANICAL SEALS |
| B40320DD5SV | 77842 | EATON CORPORATIONDBA CENTURIAN MECHANICAL SEALS |
| 10180703-3 | 18876 | U S ARMY AVIATION AND MISSILECOMMAND |
Technical Data | NSN 4820-00-469-7803
| Characteristic | Specifications |
|---|---|
| BODY STYLE | SINGLE CONNECTION, STRAIGHT FLOW |
| BODY MATERIAL | ALUMINUM ALLOY, QQ-A-225/6, ALLOY 2024, T4 |
| OUTSIDE SURFACE TREATMENT | ANODIZED, MIL-STD-171, FINISH 7.1.1 |
| 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 |
| MAXIMUM OPERATING PRESSURE | 4.2 POUNDS PER SQUARE INCH |
| MEDIA FOR WHICH DESIGNED | AIR |
| TEMP RATING | -65.0 DEG FAHRENHEIT AND 185.0 DEG FAHRENHEIT |
| VALVE VENTING DESIGN TYPE | ATMOSPHERIC |
| VALVE RELIEF DESIGN TYPE | PRESSURE AND VACUUM |
| DISK LOADING METHOD | SPRING |