This union nut (female threads) is designed to be used with a cutting ring or a compression ring fitting. The nut has a M52 x 2 threads, making it suitable for an outer pipe diameter of 42 mm. To install, the union nut should be slid over the pipe first. Then, the pipe can be inserted into the cutting ring or a compression ring fitting before tightening the union nut. This will ensure a leak-free seal. Fitting is made out of stainless steel 316 ti (1.4571). It has an L (light) load class, in accordance with the DIN 2353. It is made in accordance with the DIN EN ISO 8434-1 (DIN 2353) and the DIN 3870 standards.
UNL series
The UNL series includes union nuts designed for compression and/or cutting ring fittings. With threads from M8 x 1 to M52 x 2, they are ideal for pipe diameters ranging from 4 to 42 mm. Made out of brass, steel, or stainless steel 316 Ti (1.4571) so there is always a material suitable for your application. DIN 2353 load classes range from LL (very light) to S (heavy).
Specifications
Connection size : M52 x 2
Outer diameter (mm) : 42
Connection type : Inner thread metric
Material : Stainless steel
Load class (DIN 2353) : L (light)
Standard : DIN EN ISO 8434-1 (DIN 2353),DIN 3870
Material quality : Stainless steel 321 (1.4541)
Size of threaded connection [inch] : M52 x 2
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