A premium replacement Shop‑Vac Wet/Dry Cartridge Filter (compatible with part numbers 90304‑903046) delivers reliable performance for both liquid‑spill and dust‑heavy jobs.
- Pleated filter media captures fine particles while maintaining strong airflow, so your vacuum stays powerful longer.
- Metal‑mesh lining and a rubber‑rim seal protect against leaks and ensure a tight fit on models ranging from 5‑gal (20 L) up to larger units.
- Tool‑free installation – simply snap the filter into place; removal is just as easy.
- Washable & reusable – rinse after each use and the filter is ready for the next cycle, saving you time and money.
Key specs
– Outer diameter: ~188 mm
– Inner diameter: ~150 mm
– Height: ~165 mm  
Designed for both wet and dry operation, this cartridge fits a wide range of Shop‑Vac models (e.g., 12B225A, 14RT400A, 86L350, 86ST450, QL60OD, and many more). It’s the perfect aftermarket solution when you need a dependable filter without the cost of an OEM part.
Upgrade your vacuum’s efficiency today with a filter that’s built to last, easy to maintain, and ready for any cleaning challenge.





 
																		 
															
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