NSN 4820-00-272-2256
Part Details | RESTRICTOR CHECK VALVE
4820-00-272-2256 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: 749870103, 749870-103, 2R01412, 2R0141-2, 4820-00-272-2256, 00-272-2256, 4820002722256, 002722256
Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
---|---|---|---|
48 | JUL 30, 1973 | 00-272-2256 | 20520 ( VALVE, RESTRICTOR CHECK ) |
REFERENCE DRAWINGS & PICTURES
STRAIGHT THRU

Cross Reference | NSN 4820-00-272-2256
Part Number | Cage Code | Manufacturer |
---|---|---|
749870-103 | 98897 | LOCKHEED MARTIN CORPORATIONDBA LOCKHEED MARTIN AERONAUTICS |
2R0141-2 | 26044 | SAF INDUSTRIES LLCDBA GAR KENYON AEROSPACE & DEFENSE |
Technical Data | NSN 4820-00-272-2256
Characteristic | Specifications |
---|---|
STYLE DESIGNATOR | STRAIGHT THRU |
APERTURE DIAMETER | 0.070 INCHES NOMINAL |
FLOW CONTROL DEVICE | POPPET |
VALVE OPERATION METHOD | AUTOMATIC |
MOUNTING POSITION | R$DVT |