Easy-to-install, chemical-resistant acetal tube fittings from Grainger connect and disconnect by hand, without requiring the use of tools. Acetal push-in fittings feature O-ring seals and stainless steel teeth to help provide retention. Use these connectors, reducers, check and shutoff valves, sleeves and more with PVC, polyethylene, nylon, polyurethane, brass, copper and mild steel tubing. Choose from a wide range of connection types and sizes. Shop Grainger today for tough acetal tube fittings you can use with plumbing, engine system, chemical, food and beverage applications and more.