Metric Nut DIN 3870 is used for hydraulic tube fittings DIN 2353 standards, it is DIN tube nut for 24 deg tube connection, also is compression nut and metric union nut.
There are two usage: 1 is for cutting ring fittings, to force the rutting ring to bite the hydraulic tube; 2 is for welding nipple with o-ring cone.
Jiayuan offer metric tube nut with international standard, ISO 8434-1 is interchangeable to DIN 2353 tube nuts. It is same functional nut.
You can find our drawings of A NL-14 DIN Tube nut M14 9437-02000(31Q8-60180)-Model, we have stocks for quick delivery, within 24 hours.
It is used for hydraulic excavator equipment in European market, such as jcb excavator, backhoe excavator, komatsu mini excavators, cat excavator for sale etc.
Assembly of Metric tube nut as per DIN 2353 and ISO 8434-1 system as follows:
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