This hard plastic ring is the top insulator in the upper nozzle section of the Non Contact Cutting Head on a Mark II or NTX. Fits between the Central Copper Body (M114U0) and the Brass Base (M111B0). Hard Plastic has the advantage of not breaking as easily as Ceramic and not melting as easily as Teflon.
Mazak® Part # 46683301080-P
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All products are fully compatible with referenced brands, but are not affiliated with, authorized, endorsed, or sponsored by any Original Equipment Manufacturer (OEM) or named brands, unless explicitly stated in the product description.