NSN 4820-00-226-5551
Part Details | GASEOUS PRODUCTS PRESSURE EQUALIZING VALVE
4820-00-226-5551 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: 629L20S170, 4820-00-226-5551, 00-226-5551, 4820002265551, 002265551
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | JAN 01, 1961 | 00-226-5551 | 10958 ( VALVE, PRESSURE EQUALIZING, GASEOUS PRODUCTS ) |
REFERENCE DRAWINGS & PICTURES
SINGLE CONNECTION, STRAIGHT FLOW
RECESSED
OVAL W/ BOLT HOLES
RECESSED
OVAL W/ BOLT HOLES
RECESSED
OVAL W/ BOLT HOLES
RECESSED
OVAL W/ BOLT HOLES
Cross Reference | NSN 4820-00-226-5551
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 629L20S170 | 15939 | STRATOTECH LLC |
Technical Data | NSN 4820-00-226-5551
| Characteristic | Specifications |
|---|---|
| BODY STYLE | SINGLE CONNECTION, STRAIGHT FLOW |
| BODY MATERIAL | ALUMINUM ALLOY |
| OUTSIDE SURFACE TREATMENT | ANODIZED |
| SEAT MATERIAL | PLASTIC |
| FLOW CONTROL DEVICE | G ANY ACCEPTABLE |
| FLOW CONTROL DEVICE MATERIAL | PLASTIC |
| END CONNECTION QUANTITY | 1 |
| FIRST END CONNECTION TYPE | RECESSED FLANGE |
| FIRST END STYLE DESIGNATOR | RECESSED |
| FIRST END RECESS DIAMETER | 0.665 INCHES NOMINAL |
| FIRST END RECESS DEPTH | 0.045 INCHES NOMINAL |
| FIRST END FLANGE SHAPE STYLE | OVAL W/ BOLT HOLES |
| FIRST END BOLT HOLE QUANTITY | 2 |
| FIRST END FLANGE THICKNESS | 0.156 INCHES NOMINAL |
| FIRST END FLANGE LENGTH | 1.302 INCHES NOMINAL |
| FIRST END FLANGE WIDTH | 1.000 INCHES NOMINAL |
| FIRST END FLANGE END RADIUS | 0.500 INCHES NOMINAL |
| FIRST END BOLT HOLE DIAMETER | 0.095 INCHES NOMINAL |
| FIRST END BOLT CIRCLE DIAMETER | 0.800 INCHES NOMINAL |
| MEDIA FOR WHICH DESIGNED | AIR |
| VALVE VENTING DESIGN TYPE | ATMOSPHERIC |
| VALVE RELIEF DESIGN TYPE | PRESSURE AND VACUUM |
| DISK LOADING METHOD | SPRING |
| FURNISHED ITEMS | GASKET |