The CS.OLV.558-20 stainless steel breather valve is a compact press-fit breather for oil and hydraulic reservoirs. The valve is pressed directly into a suitable opening and features rubber O-ring seals for secure and leak-tight mounting. The stainless steel strainer and ball filter help keep contaminants out of the reservoir while limiting the escape of oil particles into the surrounding environment.
Features
- Press-fit breather valve
- Without threaded connection
- All metal components made from AISI 316L / 1.4404 stainless steel
- Rubber seal with O-rings
- Stainless steel strainer
- Stainless steel ball filter
- “OIL” marking on the top
- High corrosion resistance
- Temperature range from -30 °C to +100 °C
- Special version with Viton O-rings up to +180 °C
Specifications
| Code | CS.OLV.558-20 |
| Description | Stainless steel breather valve with rubber seal |
| Material | AISI 316L / 1.4404 stainless steel |
| Thread | None |
| Seal | Rubber O-rings |

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For more than 45 years, Pomac Lub-Services has been a trusted expert in lubrication technology.
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Our expertise includes:
automated lubrication systems for machinery and equipment across the industrial, agricultural, construction, and transport sectors.
Whether it concerns centralized lubrication, chain lubrication, micro-lubrication, or spray systems, we ensure reliable and efficient operation of your equipment — reducing maintenance and extending service life.
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