Dayton Screw-In Check Valve: For Gen Purpose Media, TPR, MNPT x MNPT, Male, NPT
The DAYTON Screw-In Check Valve (MPN 4UN78) is a TPR swing check valve designed for general purpose media. It features MNPT x MNPT connections with male NPT threads and is configured for vertical installation.
SKU 3G-OTH-92389
Need installation or engineering help?
Ask a question
Product Description
The DAYTON Screw-In Check Valve (MPN 4UN78) is a TPR swing check valve designed for general purpose media. It features MNPT x MNPT connections with male NPT threads and is configured for vertical installation.
Frequently Asked Questions
What is a DAYTON TPR swing check valve used for?
A DAYTON TPR swing check valve prevents backflow in general-purpose media systems. It is commonly installed in vertical piping to protect pumps and controls from reverse flow, ensuring system integrity in industrial water, air, and light oil applications.
What are the specifications of the DAYTON 4UN78 check valve?
The DAYTON 4UN78 is a TPR swing check valve with male NPT x male NPT connections. It is designed for vertical mounting and general-purpose media. The valve body is made of TPR material, and the connection type is MNPT x MNPT.
Where to buy a DAYTON 4UN78 check valve worldwide?
3G Electric supplies the DAYTON 4UN78 check valve to customers worldwide. As a global industrial sourcing partner, we handle logistics, customs clearance, and delivery to your site. Contact us for a quote and lead time on this valve.
How to install a DAYTON TPR swing check valve?
Install the DAYTON TPR swing check valve in a vertical line with flow direction matching the arrow on the body. Ensure pipe threads are clean and use thread sealant on male NPT connections. Tighten to manufacturer torque specs to avoid leaks.
Used in
Common applications for DaytonDayton Products
3G Electric supplies Dayton tpr swing check valve. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.








