Is the 90Â° angle plug connector with male thread, type R 31 NSF safe for use with hot drinking water up to 150Â°C and approved for food contact (NSF/FDA)?

Yes. The 90Â° angle plug connector with male thread, type R 31 NSF is suitable and safe for hot drinking water up to 150Â°C and is approved for food contact. Evidence from the product description: - Designed for the food industry (for cold or hot drinking water). - Operating temperature range: -20Â°C to +150Â°C (meets the 150Â°C requirement). - No plastic components; nickel-plated brass body and chemical-resistant Viton seals. - Viton seals are FDA-approved for food contact. - Certified to NSF/ANSI 51 and NSF/ANSI 61 (food-contact and potable-water standards). - Rated working pressure 16 bar and vacuum 0.99 bar, suitable for typical applications. Conclusion: Complies with temperature, material, and regulatory requirements for hot potable water and food contact.

Can the 90Â° angle plug connector with male thread, type R 31 NSF withstand repeated exposure to industrial detergents without seal degradation?

Yes. The 90Â° angle plug connector with male thread, type R 31 NSF is specifically designed for foodâindustry and chemically aggressive environments: it contains no plastic parts, is nickelâplated brass, and uses Viton seals (FDAâapproved) which are known for high resistance to industrial detergents and many chemicals. Its operating range (â20Â°C to +150Â°C), pressure rating (16 bar) and NSF certifications (NSF/ANSI 51, 61) further support suitability for repeated exposure without seal degradation in normal use. Ensure compatibility with the specific detergent and conditions (concentration, temperature, exposure time) for absolute assurance.

Does the 90Â° angle plug connector with male thread, type R 31 NSF resist corrosion from saline or acidic foodstuffs?

The 90Â° angle plug connector with male thread, type R 31 NSF offers strong resistance to many corrosive environments relevant for food use, but with caveats: - Material and coating: Nickel-plated brass provides good general corrosion resistance and mechanical robustness. The special chemical nickel coating improves surface protection compared with uncoated brass, but brass alloys and nickel plating can still corrode over time when exposed continuously to highly saline (salt) environments or strongly acidic media. - Seals: Viton seals are highly resistant to oils, many detergents and a broad range of chemicals, and are FDA-approved for food contact. They perform well with common acidic foodstuffs and cleaning agents within the stated temperature range (-20 Â°C to +150 Â°C). - Standards and intended use: Certification to NSF/ANSI 51 and 61 and the explicit design for the food industry (including hot and cold drinking water) indicate suitability for typical food and beverage applications and common cleaning regimes. Practical guidance: For normal foodservice and processing use (including exposure to acidic foods and routine cleaning/detergents) the 90Â° angle plug connector with male thread, type R 31 NSF is appropriate and resistant. For prolonged or concentrated exposure to saline solutions (e.g., brine baths, continuous salt spray) or strong acids, expect accelerated corrosion of plated brass; stainless steel or other more corrosion-robust materials are recommended for such aggressive conditions.

90° angle plug connector with male thread, type R 31 NSF

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Additional information

Material	B – brass (bronze)

Rotary elbow, screw-in with external cylindrical thread, series F type R 31 NSF. Designed for the food industry (e.g., for cold or hot drinking water). No plastic components, coated with nickel in a special chemical process, and seals made of Viton ensure high resistance to detergents and other chemicals. Also suitable for various applications in the chemical, pharmaceutical, electronic industries, and in medicine. Operating temperature: from -20°C to +150°C. Working pressure: 16 bar. Vacuum: 0.99 bar. Material: nickel-plated brass. Seal: Viton (approved for food contact by FDA). Standards: NSF/ANSI 51, NSF/ANSI 61.

List of product variants

Article number	Product variant name	DN	BAR	Availability	Actions
MW-2F31001	Adjustable angle connector R31 NSF hose 4 mm, GZ M5	-	16	In stock	Enquiry
MW-2F31002	Adjustable angle connector R31 NSF hose 4 mm, GZ BSP 1/8"	-	16	In stock	Enquiry
MW-2F31003	Adjustable angle connector R31 NSF hose 4 mm, GZ BSP 1/4"	-	16	In stock	Enquiry
MW-2F31007	Adjustable angle connector R31 NSF hose 6 mm, GZ M5	-	16	In stock	Enquiry
MW-2F31008	Adjustable angle connector R31 NSF hose 6 mm, GZ BSP 1/8"	-	16	In stock	Enquiry
MW-2F31009	Adjustable angle connector R31 NSF hose 6 mm, GZ BSP 1/4"	-	16	In stock	Enquiry
MW-2F31010	Adjustable angle connector R31 NSF hose 8 mm, GZ BSP 1/8"	-	16	In stock	Enquiry
MW-2F31011	Adjustable angle connector R31 NSF hose 8 mm, GZ BSP 1/4"	-	16	In stock	Enquiry
MW-2F31012	Adjustable angle connector R31 NSF hose 8 mm, GZ BSP 3/8"	-	16	In stock	Enquiry
MW-2F31013	Adjustable angle connector R31 NSF hose 10 mm, GZ BSP 1/4"	-	16	In stock	Enquiry
MW-2F31014	Adjustable angle connector R31 NSF hose 10 mm, GZ BSP 3/8"	-	16	In stock	Enquiry
MW-2F31015	Adjustable angle connector R31 NSF hose 10 mm, GZ BSP 1/2"	-	16	In stock	Enquiry

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Rotary elbow, screw-in with external cylindrical thread, series F type R 31 NSF. Designed for the food industry (e.g., for cold or hot drinking water). No plastic components, coated with nickel in a special chemical process, and seals made of Viton ensure high resistance to detergents and other chemicals. Also suitable for various applications in the chemical, pharmaceutical, electronic industries, and in medicine. Operating temperature: from -20°C to +150°C. Working pressure: 16 bar. Vacuum: 0.99 bar. Material: nickel-plated brass. Seal: Viton (approved for food contact by FDA). Standards: NSF/ANSI 51, NSF/ANSI 61.