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The Sterling Seal & Supply 208-7470 O-Ring is made from NBR70 material, designed for use in Astral air relief systems. This O-ring provides a secure fit to prevent air leaks, which is critical for maintaining system pressure.
This O-ring helps maintain filtration efficiency by ensuring a tight seal within the system.
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.
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