حلقات O من فيتون FKM 0.139" CS × 2.109" ID | AS568-227 | داش 227 | متوافقة مع FDA | صلابة 60 | أبيض (16 / عبوة)

Ordered these for a high-temp seal job on a steam line, and they slipped in without any wrestling. The 60 durometer is soft enough to seat firmly but feels substantial, and the FDA compliance is a bonus for the food-grade side of our operation. They've held up through several heat cycles with zero v

The white color makes them easy to spot against dark fittings, and they slipped into the groove without any stretching hassle. Handled steam exposure up to 400°F without losing their shape.

Installed these in a hot water valve that kept leaking with standard Buna-N rings — the -15°F to +400°F range is exactly what I needed. The 2.109" ID fit perfectly on the first try and the white color makes them easy to spot during maintenance.