![](/data/file/upload/636956052006106177te.jpg)
![](/data/file/upload/636956052006106177te.jpg)
![](/data/file/upload/636956052006106177te.jpg)
Oil Return Hose YYR4
• application: hard wall hose f flexible hydraulic oil return line, also can be used in oil suction & discharge system (excluding oil with ester base), which is confm to sae100r4.
• hose structure:
tube: black synthetic rubber.
reinfcement: high strength polyester cd fabric reinfced,helix steel wire;
cover: black wear-resistant nitrile synthetic rubber.ageing resistance ozone resistance.
• temperature range: -40℃ to +100℃
![](/website/images/protel.png)
![](/website/images/prokf.png)
• application: hard wall hose f flexible hydraulic oil return line, also can be used in oil suction & discharge system (excluding oil with ester base), which is confm to sae100r4.
• hose structure:
tube: black synthetic rubber.
reinfcement: high strength polyester cd fabric reinfced,helix steel wire;
cover: black wear-resistant nitrile synthetic rubber.ageing resistance ozone resistance.
• temperature range: -40℃ to +100℃
![636955313789505130.png](/data/file/upload/636955313789505130.png)