NSN 4820-00-284-1027
Part Details | RESTRICTOR CHECK VALVE
4820-00-284-1027 A valve having an orifice in the poppet, disk, or the like, to permit restricted fluid flow when the valve is seated. It does not have a stem or provisions for pressure adjustments, and is similar to a VALVE, CHECK with the exception of the orifice which permits fluid flow in more than one direction.
Alternate Parts: 4R122129, 4R122-129, 4R122, 6F2966129, 6F2966-129, 749959129, 749959-129, 4820-00-284-1027, 00-284-1027, 4820002841027, 002841027
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | SEP 05, 1973 | 00-284-1027 | 20520 ( VALVE, RESTRICTOR CHECK ) |
REFERENCE DRAWINGS & PICTURES
STRAIGHT THRU
Cross Reference | NSN 4820-00-284-1027
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 4R122-129 | 82829 | ALLEN AIRCRAFT PRODUCTS INC |
| 4R122 | 82829 | ALLEN AIRCRAFT PRODUCTS INC |
| 6F2966-129 | 99240 | CRISSAIR, INC.DIV ESCO TECHNOLOGIES |
| 749959-129 | 98897 | LOCKHEED MARTIN CORPORATIONDBA LOCKHEED MARTIN AERONAUTICS |
Technical Data | NSN 4820-00-284-1027
| Characteristic | Specifications |
|---|---|
| SURFACE TREATMENT | PASSIVATE |
| STYLE DESIGNATOR | STRAIGHT THRU |
| FLOW CONTROL DEVICE | POPPET |
| VALVE OPERATION METHOD | AUTOMATIC |
| MOUNTING POSITION | R$DVT |
| DISK LOADING METHOD | SPRING |