The FB Series, thread-to-connect couplings can be used in a wide range of industrial applications where heavy-duty couplings are required that can be connected under pressure, with little or no spillage. It is ideal for connecting hydraulic lines on oil field equipment like power tongs, swivels and mobile drilling rigs. It is also widely used on dump trailers to connect the tractor to wet-line hydraulic systems.
FB SPECIFICATION-WING NUT Materials: brass body with zinc-plated carbon steel wing Seals: standard in nitrile NBR. On request FKM,EPDM and VMQ seals Back-up ring: in pure Teflon Working temperature: with standard seals -25°C + 125°C