Seal the Deal with Our 3" Barb x Hub Coupler for Perfect Tank Connections
Easily connect your RV tanks with this 3" Barb x Hub Coupler, featuring secure 3-inch barb and hub connections for a reliable fit. Compatible with 3-inch Uniseal grommets, its durable black construction is designed specifically for tank fittings, ensuring leak-free performance.---
This 3" Barb x Hub Coupler can be used with our 3" Uniseal Grommet # U300
| Color | Black |
|---|---|
| Hub diameter (inches) | 3 |
| Barb diameter (inches) | 3 |
- What size is the barb x hub coupler? The coupler is 3 inches in size.
- Can this coupler be used with a uniseal grommet? Yes, this 3" Barb x Hub Coupler can be used with the 3" Uniseal Grommet # U300.
- What material is the 3" barb x hub coupler made of? The product description does not specify the material, but it is a black tank fitting typically made from durable plastic.
- Is this coupler suitable for tank fittings? Yes, this coupler is designed specifically for tank fittings.
- Who is the vendor for the 3" barb x hub coupler? The vendor for this product is Custom Plastics.
Need Fittings Installed on This Tank?
Use our free Custom RV Tank Builder — visually place fittings, get an instant price, and order with professional installation included.
100% Authentic OEM Parts
Factory-Fresh OEM Parts — the same brands installed in new RVs straight from Elkhart. Genuine, name-brand components made to order — never generic, never outdated. Sourced directly from the original RV manufacturers for perfect fit and factory-level quality.