JR Products 321-B-26-A
Fresh Water Inlet; Direct OEM Replacement; Used For RV Fresh Water System; Recessed Inlet Without Hatch; 3-1/2 Inch Diameter Cutout Size; 4-3/4 Inch Outside Diameter x 3/4 Inch Dish Depth; 2-1/2 Inch Valve Depth; Lead Free Brass Check Valve With 1/2 Inch Male Pipe Thread (MPT); Polar White; Single
Type: OEM
Inlet Size: 1/2 Inch
Inlet Connection Type: Male Threads
Outlet Size: OEM
Outlet Connection Type: Female Threads
Diameter (IN): 4-3/4 Inch
Width (IN): Not Applicable
Height (IN): 3/4 Inch
Color: Polar White
Cutout Size (IN): 3-1/2 Inch
With Built-In Check Valve: Yes
With Dust Plug: Yes
Estimated Install Time (Hours): 0.25
Features
- Lead Free Brass Check Valve With 1/2 Inch MPT
- Direct OEM Replacement
- UV And Impact Resistant
- Resistant To Road Salts And Acids
- Paintable
Before You Order
Verify part number 321-B-26-A exactly Match the listed product details to the part you are replacing before ordering. Compare dimensions, specifications and fitment information with your RV or component.
Frequently Asked Questions
What part number should I verify before ordering?
Verify 321-B-26-A on your existing part, documentation or equipment label before ordering.
How should I confirm this part fits?
Compare the listed part number, dimensions, specifications and fitment details with your existing component. Do not rely on appearance alone.

