Is the STORZ Firefighter Swivel Connector with BSP Female Thread, Aluminum compatible with standard 1¼" BSP hoses and fittings used in firefighting and irrigation?

Yes. The STORZ Firefighter Swivel Connector with BSP Female Thread, Aluminum is compatible with standard 1¼" BSP hoses and fittings, provided those hoses/fittings have the matching BSP male thread and the same Storz coupling spacing. Made of durable aluminum with a white NBR seal and rated to 16 bar, it is suitable for firefighting and irrigation applications where 1¼" BSP connections are used.

Can the STORZ Firefighter Swivel Connector with BSP Female Thread, Aluminum be used with corrosive chemicals or in food-grade applications without additional seals or coatings?

Short answer: No — not without additional measures. The STORZ Firefighter Swivel Connector with BSP Female Thread, Aluminum is a robust, aluminum coupling with a white NBR rubber seal rated for broad use (firefighting, irrigation, chemical processes, food production). However: - Corrosive chemicals: Aluminum and standard NBR may be attacked by aggressive acids, alkalis, solvents or oxidizers. For corrosive chemicals you need chemical compatibility verification and typically alternative materials (stainless steel, anodized/coated aluminum) and chemical-resistant seals (Viton, EPDM, PTFE) or secondary coatings to prevent rapid degradation and leaks. - Food-grade applications: Standard NBR and untreated aluminum are not automatically food-grade. Food production requires materials certified for food contact (e.g., FDA or EU 10/2011 compliant seals and food-safe metallic surfaces or passivation). Without explicit food-contact certification and appropriate seals/coatings, the coupling shouldn’t be assumed suitable for direct food or beverage use. Recommendation: Check the exact chemical compatibility and regulatory certifications for both the aluminum alloy and the NBR seal for your specific media and temperatures. If needed, use certified food-grade seals/coatings or select corrosion-resistant materials and seals designed for the specific chemicals.

Coupling fire swivel STORZ with thread internal BSP, aluminum

All products, Symmetrical claw couplings/

Additional information

Material	AL – aluminum

Swivel coupling STORZ with thread internal BSP intended for installation transfer for liquid and bulk substances. used in firefighting, systems irrigation, industry chemical, food, agriculture etc. O symmetrical construction parts connection, thanks to this in straight way combines je of each other. connect can element o the same spacing lugs. Material: aluminum. Working pressure: 16 bar. gasket: white NBR rubber.

List of product variants

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

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Swivel coupling STORZ with thread internal BSP intended for installation transfer for liquid and bulk substances. used in firefighting, systems irrigation, industry chemical, food, agriculture etc. O symmetrical construction parts connection, thanks to this in straight way combines je of each other. connect can element o the same spacing lugs. Material: aluminum. Working pressure: 16 bar. gasket: white NBR rubber.