Steel UNF, UN & JIC Threaded Reductions

Steel UNF, UN and JIC threaded reductions are designed to connect components with different thread sizes while maintaining a strong and leak-tight connection. They are widely used in hydraulic systems, industrial machinery and high-pressure applications where precise thread compatibility is essential.

At the POLBERIS online store you will find steel UNF, UN and JIC threaded reductions manufactured from high-quality carbon steel, providing excellent mechanical strength, durability and long service life in demanding operating conditions.

These products are also commonly known as UNF reducers, UN thread reducers, JIC reducers, reducing adapters, threaded reducers, hydraulic adapters, reducer fittings, thread converters, reducing bushes and hydraulic thread fittings.

UNF, UN and JIC reductions are widely used by hydraulic engineers, welders, mechanics, maintenance technicians, machine builders and industrial installers for connecting hydraulic hoses, pumps, valves, cylinders, manifolds, pressure gauges and other hydraulic components. JIC fittings with a 37° flare are especially popular in mobile hydraulics, agricultural machinery, construction equipment and industrial hydraulic systems.

Whether you need a standard threaded reducer or a professional UNF, UN or JIC reduction fitting, POLBERIS offers a wide selection of reliable steel threaded reductions designed for demanding hydraulic and industrial applications.