NSN 4820-00-288-0659
Part Details | RESTRICTOR CHECK VALVE
4820-00-288-0659 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: 4R121121, 4R121-121, 749831121, 749831-121, 4820-00-288-0659, 00-288-0659, 4820002880659, 002880659
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | SEP 12, 1973 | 00-288-0659 | 20520 ( VALVE, RESTRICTOR CHECK ) |
REFERENCE DRAWINGS & PICTURES
STRAIGHT THRU
Cross Reference | NSN 4820-00-288-0659
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 4R121-121 | 82829 | ALLEN AIRCRAFT PRODUCTS INC |
| 749831-121 | 98897 | LOCKHEED MARTIN CORPORATIONDBA LOCKHEED MARTIN AERONAUTICS |
Technical Data | NSN 4820-00-288-0659
| Characteristic | Specifications |
|---|---|
| STYLE DESIGNATOR | STRAIGHT THRU |
| FLOW CONTROL DEVICE | POPPET |
| VALVE OPERATION METHOD | AUTOMATIC |
| MOUNTING POSITION | R$DVT |