NSN 4820-00-540-1878
Part Details | RESTRICTOR CHECK VALVE
4820-00-540-1878 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: 1010010, 1010010, 4820-00-540-1878, 00-540-1878, 4820005401878, 005401878
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | JAN 01, 1963 | 00-540-1878 | 20520 ( VALVE, RESTRICTOR CHECK ) |
REFERENCE DRAWINGS & PICTURES
STRAIGHT THRU
Cross Reference | NSN 4820-00-540-1878
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 1010010 | 77068 | ALLIED-SIGNAL INCDBA ALLIED-SIGNAL AEROSPACE CO |
| 1010010 | 59364 | HONEYWELL INTERNATIONAL INC.DBA HONEYWELL |
Technical Data | NSN 4820-00-540-1878
| Characteristic | Specifications |
|---|---|
| STYLE DESIGNATOR | STRAIGHT THRU |
| APERTURE DIAMETER | 0.500 INCHES NOMINAL |
| FLOW CONTROL DEVICE | POPPET |
| VALVE OPERATION METHOD | AUTOMATIC |
| MOUNTING POSITION | R$DVT |
| DISK LOADING METHOD | SPRING |