Is the STORZ firefighter swivel connector with BSP female thread, aluminum compatible with potable food-grade applications and safe for food industry use?

Short answer: Probably not recommended without manufacturer confirmation and appropriate food-contact certification. Explanation: The STORZ firefighter swivel connector with BSP female thread, aluminum is described for use in firefighting, irrigation, chemical industry, food industry and agriculture, which indicates general versatility. However, two key points determine suitability for potable food-grade or direct food contact use: 1) Material and seal: The body is aluminum and the seal is white NBR rubber. Aluminum can be used in some food applications but must meet specific food-grade surface treatments and corrosion resistance requirements. Standard aluminum alloys and untreated surfaces may leach or corrode, especially with acidic foods. NBR (nitrile) is not universally approved for all food-contact situations; food-grade elastomers are typically specified (e.g., FDA-compliant NBR, EPDM, or silicone with documented approvals). 2) Certification and traceability: For potable or food-industry use you need explicit manufacturer declarations . e.g., materials compliant with EU Regulation (EC) No 1935/2004, FDA food-contact compliance, NSF/ANSI 61 (for drinking water), or analogous national certifications. The product description alone does not state such approvals. Recommendation: Contact the manufacturer or supplier to obtain written food-contact certifications for the exact part (material composition, surface treatment, and seal compound certification). If certified food-grade versions are not available, request an alternative with documented approvals (food-grade aluminum or stainless steel body and FDA/EC-approved seal). Only use the connector in food or potable-water systems after receiving explicit certification.

Can the STORZ firefighter swivel connector with BSP female thread, aluminum withstand prolonged exposure to corrosive chemicals used in industrial cleaning?

STORZ firefighter swivel connector with BSP female thread, aluminum Format is suitable for use with many liquids, including in chemical and food industries, but prolonged exposure to corrosive chemicals may be problematic. Aluminum resists some chemicals but corrodes with strong acids, alkalis, chlorides and certain solvents. The white NBR rubber seal resists oils, fuels and some chemicals but degrades with strong oxidizers, ketones, esters and certain aggressive solvents. Working pressure 16 bar is adequate mechanically, but chemical compatibility depends on specific agents, concentrations and temperatures. For prolonged corrosive exposure, choose a corrosion-resistant alloy (stainless steel) and a chemically compatible seal (e.g., EPDM, FFKM) or consult material safety data sheets and supplier compatibility charts before use.

Does the STORZ firefighter swivel connector with BSP female thread, aluminum meet NSF/food-safety certifications?

Based on the provided description, the STORZ firefighter swivel connector with BSP female thread, aluminum does not explicitly state any NSF or food-safety certifications. While the description notes intended use in the food industry and lists a white NBR rubber seal (which may be compatible with many food applications), certification status cannot be assumed from intended use or materials alone. NSF/food-safety compliance requires formal certification from the relevant authority (e.g., NSF International) or equivalent documentation from the manufacturer confirming suitability for food contact. To determine if this specific STORZ firefighter swivel connector with BSP female thread, aluminum meets NSF or other food-safety standards, request the manufacturerâs certification documents or a declaration of conformity specifying applicable standards (e.g., NSF/ANSI 51, FDA 21 CFR for food-contact materials, or regional equivalents).

STORZ firefighter swivel connector with BSP female thread, aluminum

All products, Symmetrical claw couplings/

Additional information

Material	AL – aluminum

STORZ swivel coupling with internal BSP thread intended for transmission installations for liquid and bulk substances. Used in firefighting, irrigation systems, chemical industry, food industry, agriculture, etc. Symmetrical design of the connection part allows for easy coupling. Elements with the same coupling spacing can be connected. Material: aluminum. Working pressure: 16 bar. Seal: white NBR rubber.

List of product variants

Article number	Product variant name	DN	BAR	Availability	Actions
ST-23-066125-11	STORZ swivel connector 66 mm with 1.1/4" BSP thread, Al	-	16	In stock	Enquiry
ST-23-066150-11	STORZ swivel connector 66 mm with 1.1/2" BSP thread, Al	-	16	In stock	Enquiry
ST-23-066200-11	STORZ swivel connector 66 mm with 2" BSP male thread, Al	-	16	In stock	Enquiry
ST-23-081200-11	STORZ swivel connector 81 mm with 2" BSP male thread, Al	-	16	In stock	Enquiry
ST-23-081250-11	STORZ swivel connector 81 mm with 2.1/2" BSP thread, Al	-	16	In stock	Enquiry
ST-23-081300-11	STORZ swivel coupling 81 mm with 3" BSP male thread, Al	-	16	In stock	Enquiry
ST-23-089200-11	STORZ swivel coupling 89 mm with 2" BSP male thread, Al	-	16	In stock	Enquiry
ST-23-089250-11	STORZ swivel connector 89 mm with 2.1/2" BSP thread, Al	-	16	In stock	Enquiry
ST-23-089300-11	STORZ swivel coupling 89 mm with 3" BSP thread, Al	-	16	In stock	Enquiry
ST-23-105300-11	STORZ swivel connector 105 mm with 3" BSP male thread, Al	-	16	In stock	Enquiry
ST-23-115400-11	STORZ swivel connector 115 mm with 4" BSP male thread, Al	-	16	In stock	Enquiry
ST-23-133300-11	STORZ swivel connector 133 mm with 3" BSP male thread, Al	-	16	In stock	Enquiry
ST-23-133400-11	STORZ swivel connector 133 mm with 4" BSP male thread, Al	-	17	In stock	Enquiry
ST-23-148400-11	STORZ swivel connector 148 mm with 4" BSP thread, Al	-	16	In stock	Enquiry
ST-23-148500-11	STORZ swivel connector 148 mm with 5" BSP thread, Al	-	16	In stock	Enquiry
ST-23-160400-11	STORZ swivel connector 160 mm with 4" BSP male thread, Al	-	16	In stock	Enquiry
ST-23-160500-11	STORZ swivel connector 160 mm with 5" BSP male thread, Al	-	16	In stock	Enquiry
ST-23-160600-11	STORZ swivel connector 160 mm with 6" BSP male thread, Al	-	16	In stock	Enquiry

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STORZ swivel coupling with internal BSP thread intended for transmission installations for liquid and bulk substances. Used in firefighting, irrigation systems, chemical industry, food industry, agriculture, etc. Symmetrical design of the connection part allows for easy coupling. Elements with the same coupling spacing can be connected. Material: aluminum. Working pressure: 16 bar. Seal: white NBR rubber.