This is an Air Filter Element - specifically an Atlas Copco air filter 👇
Key details from the label:
• Part No: 1612 3501 00
• Brand: Atlas Copco
• Type: Primary air intake filter
What it’s used for:
It filters the air going into an air compressor before compression.
Main applications:
1. Atlas Copco Air Compressors - This exact part 1612 3501 00 is used on Atlas Copco GA series rotary screw compressors like GA7, GA11, GA15, GA18, GA22, etc.
2. Industrial use - Removes dust, dirt, and particles from intake air so the compressor doesn’t get damaged and the compressed air stays clean.