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The Sterling Seal & Supply 233-7470 is a black O-ring made from NBR, known as Nitrile Butadiene Rubber. This O-ring has a durometer rating of seventy, which defines its hardness. It is sized 233 and is designed for various sealing applications, providing effective sealing against fluids and gases. The NBR material ensures durability even when exposed to different temperatures and fluids.
This O-ring provides a reliable seal to prevent fluid ingress in HVAC systems and other applications.
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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