Seal the Deal: The Ultimate Breather Patch for a Leak-Free Life
The Breather Patch 1 1/8" is designed for secure tank fittings, providing reliable ventilation to help maintain your tank’s performance. With its precise 1 1/8-inch hole size, it’s a great fit for various RV tank applications. Trust CPI quality with part number 51A (BA) for your next maintenance or upgrade.---
Breather Patch (1 1/8" Hole Size)
Part # 51A (BA) 500504
| Hole size (inches) | 1.125 |
|---|
- What is the hole size of the breather patch 51a ba? The Breather Patch has a hole size of 1 1/8 inches.
- Who is the vendor for the breather patch part # 51a ba? The vendor for this product is CPI.
- What type of product is the breather patch 51a ba? It is a tank fitting.
- What is the sku number for the breather patch with 1 1/8 inch hole size? The SKU number is 51A.
- Is the breather patch 51a ba suitable for tanks? Yes, it is designed as a tank fitting, specifically as a breather patch.
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 Genuine, name-brand components made to order — never generic, never outdated.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.


