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Miller Replacement Filter Bowl O-Ring for Breathing Air Systems

$25.09/EA $16.03/1 PER EA only $16.03/EASave 36%

Usually ships within 3-5 business days

OVERVIEW

Keep Your Air System Leak-Free and Safe

When you are under the hood relying on a supplied air system, you need to trust that the air you are breathing is clean and the pressure is steady. The Miller 276186 Filter Bowl O-Ring is the direct replacement seal for your Miller breathing air filtration panel. If you have noticed a hiss of escaping air around your filter bowls, or if you are performing your routine filter change-out, this O-ring is the part you need to seal everything back up tight.

Your breathing air panel works hard to scrub oil, moisture, and particulates out of the compressor line to give you Grade-D breathable air. The filter bowls that house these cartridges need a perfect seal to work. If the old O-ring is dried out, pinched, or flattened, your system might lose pressure or let dirty air sneak by. Don't take chances with your lungs—swapping out this O-ring is a quick, cheap, and easy fix that ensures your equipment works exactly as it was designed to.

This is a genuine Miller part, meaning it fits right the first time. No struggling to stretch a generic O-ring that's slightly too small or dealing with one that's too thick to close the housing. It is designed specifically for the Miller filtration units often used with PAPR and supplied-air welding helmets. Keep a few of these in your maintenance kit so you are never stuck with a leaky system when there is work to be done.

Easy Maintenance for Pro Welders

Maintenance shouldn't slow you down. This O-ring is easy to install when you are already changing your filter elements. Just pop the old one out, check the groove for debris, and seat the new 276186 O-ring. It ensures your CO monitors and flow gauges give you accurate readings, keeping you compliant and safe on the job site. Trust Miller OEM parts to keep your breathing air system running at peak performance.

Additional Information
Brand:Miller
Item:Accessory
Packaging Description:1-per-each
Product Type:Replacement O-Ring
Compatibility:Miller Grade-D Breathing Air Filtration Systems
Material:Elastomer

INCLUDED

  • (1) Filter Bowl O-Ring

APPLICATIONS

  • Sealing filter bowls on Miller Grade-D Breathing Air Filtration Systems
  • Routine maintenance of supplied air panel units
  • Repairing air leaks at the filter housing interface
  • Ensuring proper pressure maintenance in respiratory safety equipment

FAQ

This O-ring is designed for the filter bowls on Miller Grade-D Breathing Air Filtration Systems.

It is recommended to inspect the O-ring every time you change the filter cartridge. If it shows signs of wear, cracking, or permanent deformation (flattening), it should be replaced immediately.

It creates an airtight seal that ensures all air passes through the filtration media and maintains the system pressure required for safe respiration.

For life-safety equipment like breathing air systems, it is highly recommended to use only genuine OEM parts to ensure material compatibility and exact dimensional fit.

Yes, the Miller 276186 is typically sold as a single unit (1 per package).

Audible air leaks around the filter bowl, difficulty maintaining system pressure, or visible damage to the rubber seal are key indicators.

No, this O-ring is usually sold separately from the filter cartridges, though some comprehensive maintenance kits may include it.

No, installation is straightforward. Simply remove the filter bowl, remove the old O-ring, clean the groove, and seat the new O-ring before reattaching the bowl.
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