The WORTHINGTON 6221374450 air-oil separator replacement is designed for long service life and low pressure drop. This separator is 6.61″ OD and 11.97″ tall with a 10.24″ OD flange and a 4.33″ ID. Made in the USA, this aftermarket air/oil separator offers oil separation performance equal to or better than the original OEM specifications.
A worn separator lets oil carry over into the air system and drives up both oil consumption and energy cost. This replacement separator restores proper oil separation, returning captured oil to the compressor while keeping pressure drop low.
- 2 – 3 PPM residual oil content in functioning systems
- Every air/oil separator is individually tested for electrical ground
- Borosilicate Microglass filter media is standard
- Top-quality gasket material
- Made in the USA
The WORTHINGTON 6221374450 separator equivalent is manufactured in the USA with superior materials and engineering. We have replaced air/oil separators from all major brands in hundreds of thousands of applications since 1976.








