

Hero image 0 of Craftsman Replacement Filter Cap & Wingnut by Kopach, 0 of 7
Craftsman Replacement Filter Cap & Wingnut by Kopach
Key item features
- Universal Compatibility: This replacement filter cap and wingnut assembly is designed for Craftsman and Ridgid brand vacuums, specifically models from 1988 to the present with a 5-gallon or larger capacity.
- Durable Filtration: The Kopach filter offers efficient and long-lasting filtration for various applications, from home floor care to construction projects.
- Craftsman Replacement: It directly replaces Craftsman Red-Stripe Filter Part # 9-17816, working with existing Craftsman-compatible filters.
- Ridgid Adaptability: For Ridgid vacuums, this cap is a one-time purchase requirement to enable the use of Kopach filters, replacing Ridgid Part # VF4000.
- Integrated Design: The Kopach Cap is engineered to fit both Craftsman and Ridgid vacuums, serving as a replacement for Craftsman and an essential adapter for Ridgid.
Generated by AI
Specs
- Compatible models9-17816, VF4000
- CompatibilityCRAFTSMAN, RIDGID
- BrandKopach Filter
- MaterialOriginal Kopach Filter
- Dimensions5.00 x 5.00 x 1.50 "
- Has written warrantyNo
Current price is USD$9.99
Price when purchased online
- Free shipping
Free 30-day returns
How do you want your item?
Columbus, 43215
Arrives by Thu, May 14
|Sold and shipped by Kopach Filter LLC
4.746987951807229 stars out of 5, based on 83 seller reviews(4.7)83 seller reviews
Free 30-day returns
About this item
Product details
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)
info:
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Specifications
Compatible models
9-17816, VF4000
Compatibility
CRAFTSMAN, RIDGID
Brand
Kopach Filter
Material
Original Kopach Filter
Warranty
Warranty information
Please be aware that the warranty terms on items offered for sale by third party Marketplace sellers may differ from those displayed in this section (if any). To confirm warranty terms on an item offered for sale by a third party Marketplace seller, please use the 'Contact seller' feature on the third party Marketplace seller's information page and request the item's warranty terms prior to purchase.
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Customer ratings & reviews
How item rating is calculated
Filtered and sorted results would be available on the new 'Customer ratings & reviews' page.
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Showing 1-3 of 9 reviews
Oct 13, 2025
Cindy
5 out of 5 stars review
Verified Purchase
I liked that this item fit my shop vac perfectly. I was glad that I was able to find this item at Walmart!! Great price on this item!!
Incentivized Review
Helpful?29K02NU5UTVB453523562
Jan 10, 2026
Gerald
5 out of 5 stars review
Verified Purchase
It fit my older craftsman shop vac. It helped that the size/measurements were stated so I could confirm that it fit.
Incentivized Review
Helpful?29K02NU5UTVB453523562
Mar 10, 2021
Tim
5 out of 5 stars review
Verified Purchase
Good deal
Perfect fit and good price. Fast delivery too.
Helpful?29K02NU5UTVB453523562


