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The function of these fittings is to facilitate the engineering connections and to complete them with the least number of additional fittings, in order to maintain the pressure within the connections so that they work properly and maintain the appropriate flow within the entire system.

Material - CW617N Nickel Plated Brass

You can find these fittings in our wholesale price list under the following articles in the brass reducers group:

• Coupling - Article 31553
• Nipple - Article 31590
• Adapter - Article 31597
• Reducer - Article 31605

The recommended retail price of our Sigma fittings is included in the price list. You can request a price list at current prices at the link


For wholesale inquiries, payment and shipping questions, you can contact us at the following number (WhatsApp, Viber, Telegram).

+7 (926) 009 - 4952.