NSN 4820-00-845-3990
Part Details | RESTRICTOR CHECK VALVE
4820-00-845-3990 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: 326900479, 32-69004-79, 1R304979, 1R3049-79, 4820-00-845-3990, 00-845-3990, 4820008453990, 008453990
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 48 | JAN 01, 1960 | 00-845-3990 | 20520 ( VALVE, RESTRICTOR CHECK ) |
REFERENCE DRAWINGS & PICTURES
STRAIGHT THRU
Cross Reference | NSN 4820-00-845-3990
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 32-69004-79 | 76301 | BOEING COMPANY, THEDBA BOEING |
| 1R3049-79 | 26044 | SAF INDUSTRIES LLCDBA GAR KENYON AEROSPACE & DEFENSE |
Technical Data | NSN 4820-00-845-3990
| Characteristic | Specifications |
|---|---|
| SURFACE TREATMENT | ANODIZE |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-A-8625,TY 2 MIL SPEC SINGLE TREATMENT RESPONSE |
| STYLE DESIGNATOR | STRAIGHT THRU |
| FLOW CONTROL DEVICE | POPPET |
| MOUNTING POSITION | HORIZONTAL |
| DISK LOADING METHOD | SPRING |
| SPECIAL FEATURES | 2.730 IN. LG OVER-ALL,0.875 IN. ACROSS FLATS |