| Product details | - Union nuts with metric thread
- Special surface treatment reduces friction resistance by up to 40%
- Up to 12L chemically treated, from 12L with silver-plated surface treatment
- Standard: DIN 3870 + DIN EN ISO 8434-1
- Stainless steel: AISI 316 ti
- When fitting stainless steel parts, grease the threads with ceramic, teflon or graphite grease
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