The German Bauer Bauer Oil Filter 057679-410 Bauer Compressor Filter Activated Carbon Filter - Instrument Parts & Accessories - AliExpress
Bauer P21triplex air filter cartridges from India p.n.057679 | ScubaBoard
So, i got old compressor. I think it is Bauer utilus from 1977. There is cartridge filter and i need new one. But i dont know what model the filter is or