Craftsman Replacement Filter Cap & Wingnut by Kopach

The Kopach Cap is designed to fit both Craftsman and Ridgid vacuums, for Craftsman this cap is a replacement and will work with filters designed to fit onto Craftsman shop vacs. For Ridgid, this cap is required one-time purchase to make Kopach Filters fit onto Ridgid shop vacs. If you have any problems with this cap fitting in your vacuum please feel free to contact us and we can help you get what you need!Replacement Filter for Craftsman and Rigid Brand (1988 to present brand, 5gal+) Vacuums by Kopach, Durable, Efficient, & Long Lasting Filters for Your Shop Vac, Great for Everything from Home Floor Care to Construction Projects, Replaces Craftsman Red-Stripe Filter Part # 9-17816, Replaces Ridgid Part # VF4000 (Requires Kopach Reversible Cap for assembly to Ridgid vacuums)