NSN 4820-00-251-2171
Part Details | GASEOUS PRODUCTS PRESSURE EQUALIZING VALVE
4820-00-251-2171 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: TA3381005R, TA338-10-05R, 4820-00-251-2171, 00-251-2171, 4820002512171, 002512171
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | JUL 16, 1969 | 00-251-2171 | 10958 ( VALVE, PRESSURE EQUALIZING, GASEOUS PRODUCTS ) |
REFERENCE DRAWINGS & PICTURES
SINGLE CONNECTION, STRAIGHT FLOW
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Cross Reference | NSN 4820-00-251-2171
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| TA338-10-05R | 08992 | AGM CONTAINER CONTROLS INC.DBA A G M |
Technical Data | NSN 4820-00-251-2171
| Characteristic | Specifications |
|---|---|
| BODY STYLE | SINGLE CONNECTION, STRAIGHT FLOW |
| BODY MATERIAL | ALUMINUM ALLOY |
| FLOW CONTROL DEVICE | G ANY ACCEPTABLE |
| END CONNECTION QUANTITY | 1 |
| FIRST END CONNECTION TYPE | THREADED EXTERNAL PIPE |
| FIRST END STYLE DESIGNATOR | PLAIN |
| FIRST END NOMINAL PIPE SIZE ACCOMMODATED | 0.750 INCHES |
| FIRST END THREAD DIRECTION | RIGHT-HAND |
| MEDIA FOR WHICH DESIGNED | ALCOHOL, ETHYL |
| OPENING PRESSURE SETTING | 1.0 POUNDS PER SQUARE INCH |
| VALVE VENTING DESIGN TYPE | ATMOSPHERIC |
| VALVE RELIEF DESIGN TYPE | PRESSURE AND VACUUM |
| DISK LOADING METHOD | WEIGHT |
| ABSOLUTE PRESSURE SETTING | 0.5 |