NSN 4820-00-657-3697
Part Details | RESTRICTOR CHECK VALVE
4820-00-657-3697 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: 1R36432830, 1R3643-28-30, 4820-00-657-3697, 00-657-3697, 4820006573697, 006573697
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | JAN 01, 1963 | 00-657-3697 | 20520 ( VALVE, RESTRICTOR CHECK ) |
REFERENCE DRAWINGS & PICTURES
STRAIGHT THRU
Cross Reference | NSN 4820-00-657-3697
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 1R3643-28-30 | 26044 | SAF INDUSTRIES LLCDBA GAR KENYON AEROSPACE & DEFENSE |
Technical Data | NSN 4820-00-657-3697
| Characteristic | Specifications |
|---|---|
| STYLE DESIGNATOR | STRAIGHT THRU |
| APERTURE DIAMETER | 0.050 INCHES NOMINAL |
| FLOW CONTROL DEVICE | POPPET |
| SPECIAL FEATURES | 2.969 IN. OVER-ALL LG,1.000 IN. ACROSS FLATS |