The VF4000 replacement filter is designed to fit various RIDGID vacuums, HUSKY vacuums, and CRAFTSMAN vacuums made after 1988. Here are some key details about this filter:

Compatibility:

Fits for all RIDGID vacs with 5-20-gallon capacity.
Fits HUSKY vacs with 6-9-gallon capacity.
Compatible with CRAFTSMAN vacuums made after 1988.
Specifically designed to replace filters for Ridgid wet dry vacuum models such as WD5500, WD0671, WD6425, WD0970, WD7000, WD1270, WD1280, WD1450, WD1851, WD1680, WD1956, 6000RV, 1000RV, 1200RV, 1250RV, 3410RV, RV2400A, 1400RV, RV2400HF, RV2600B, 1650RV, 1620RV, and 1610RV.
Replacement for Red-Stripe Filter:

This filter is intended to replace the red-stripe filter, which may have part numbers 17816 or 9-17816. If you have a vacuum that originally used the red-stripe filter, this VF4000 replacement filter is a suitable alternative.
Features:

Single one-layer pleated paper filter construction.
Washable and reusable, which can save you money on replacement filters over time.
Effective at capturing various types of debris, including sawdust, fine dust, pet dander, lint, pollen, smoke, wood chips, and car dirt, without clogging.
The filter media is highly efficient, with a rating of 99.97% for capturing fine particles as small as 0.3 microns. This efficiency makes it effective at capturing allergens and pollens, promoting cleaner air.
In summary, the VF4000 replacement filter is a versatile filter that is compatible with a range of vacuum models. It offers the advantage of being washable and reusable, while also efficiently capturing a wide variety of debris, including fine particles and allergens. This makes it a practical choice for maintaining clean and healthy indoor air while using your vacuum cleaner.