Wisco Products Logo

Filler Caps and Accessories

For Manufacturers of Rail Locomotives, Marine and Racing Vehicles, Liquid Processing Systems
and Storage, and Heavy Duty Off-Road, Construction, Mining, Farm and Forestry Equipment


"Our experience and expertise mean you get
the right part for your requirements!"

Wisco Products has been providing quality fluid fill capping solutions to original equipment manufacturers of heavy duty off-road equipment, mining equipment, construction and agricultural machinery, locomotives and high-performance motor sport vehicles for over 75 years. Wisco has several standard lines of filler caps, filler necks, transitional mounting tubes and strainers. Options include locking tabs, safety chains, dipsticks, labels or impression marking and a variety of seal materials for various fuels, lubricants, hydraulic fluids and process liquids. Whatever quantities you require, Wisco Products can supply the proper solutions for your fluid fill interface.

Some of our standard products are shown to the right. Our staff can also work with your designers and engineers to develop products to meet your special applications. Contact our inside sales department at 800-367-6570 to see how we can help you.

Wisco Products - a complete line of OEM filler caps, filler necks and strainers photo