


Ships same day if ordered by 12 pm
Manufacturer pricing rules prevent us from advertising our discount — no account or email required to see it.
Secure Payments
Easy Returns
Expert Advice
Fast Shipping
This McDonnell & Miller 69-113 O-Ring, with MPN 318826, is specifically designed for Series 69 and E8 controls. Commonly used in heating and plumbing applications, this o-ring ensures a leak-free seal between boiler nipple insertion tubes and float assemblies.
Constructed from durable materials, the McDonnell & Miller O-Ring withstands rigorous industrial conditions, making it a preferred choice for professional maintenance and repair tasks.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
Add install kit to cart
—
Thanks for subscribing!
This email has been registered!
