Is the STORZ firefighter connector with BSP male thread, aluminum compatible with standard BSP-threaded hoses and fittings?

Yes . the STORZ firefighter connector with BSP male thread, aluminum is compatible with standard BSP-threaded hoses and fittings, provided the mating parts have matching BSP male/female threads and the same hook spacing for the Storz coupling. Key points: - Thread compatibility: The connector has an external BSP (British Standard Pipe) thread; it mates with standard BSP female threaded fittings of the same size and thread type. - Storz coupling fit: For the quick-connect Storz function, connectors must share the same hook spacing and profile to couple correctly. - Pressure and material: Use forged versions where higher working pressure (up to 16 bar) is required; cast versions are limited to ~6 bar. Ensure connected hoses/fittings meet or exceed the connectorâs working pressure rating. - Sealing: Forged connectors use white NBR seals and cast use black NBR; verify chemical compatibility of NBR with conveyed fluids. - Application note: Suitable for firefighting, irrigation, chemical, food, and agricultural uses if thread size, pressure rating, seal compatibility, and material (aluminum) are appropriate for your system. Always confirm exact thread size, pressure rating and seal compatibility before installation.

Can the STORZ firefighter connector with BSP male thread, aluminum be used with food-grade liquids and comply with hygiene standards?

The STORZ firefighter connector with BSP male thread, aluminum may be used with food-grade liquids only if all materials in contact meet applicable food-hygiene regulations and are certified for the specific application. Known facts: body = aluminum (common in food use if alloy and surface finish are appropriate); seals = NBR rubber (white for forged, black for cast) - standard NBR is not inherently food-grade unless specified as food-safe (e.g., FDA or EU 10/2011 compliant). No surface finish, alloy designation or food-certification information is provided. Therefore, as supplied, you cannot assume compliance with hygiene/food-contact standards. To use for food-grade liquids and meet hygiene rules you must obtain from the manufacturer: alloy specification and surface treatment, explicit food-contact certification for aluminum and NBR seals (FDA/EU or equivalent), traceability, and cleaning/maintenance guidance. If manufacturer provides those certificates (or you replace seals with certified food-grade elastomers), the connector can be acceptable.

Does the STORZ firefighter connector with BSP male thread, aluminum require specific torque for safe installation?

Yes. The STORZ firefighter connector with BSP male thread, aluminum requires correct torque during installation to ensure a safe, leakâfree, and durable joint. Specific reasons and recommendations: - Purpose: The connector is used in firefighting and other pressurized fluid systems; correct tightening ensures the NBR seal seats properly and prevents leaks or blowouts. - Material and types: Forged aluminum versions are rated to 16 bar and are stronger; cast aluminum versions are weaker and rated to 6 bar. Cast connectors are more sensitive to overâtightening and risk cracking if excessive torque is applied. - Seals: White NBR (forged) and black NBR (cast) must be compressed enough to form a seal but not crushed. - Practical guidance: Use a calibrated torque wrench and follow manufacturer torque values where provided. If the manufacturerâs specific torque is not available, tighten to a firm, wrenchâapplied fit consistent with similar aluminum BSP fittings of the same size and constructionâavoid sudden heavy impact loads. For cast connectors, use lower torque than for forged ones. After initial tightening, pressurize the system and reâcheck for leaks; retighten gradually if needed. - Safety: Do not exceed recommended working pressures (16 bar forged, 6 bar cast). Replace damaged, deformed, or compromised connectors and seals. If you need exact torque figures, provide the connector size or consult the STORZ product datasheet or manufacturer technical support for the specified torque for that size and type.

STORZ firefighter connector with BSP male thread, aluminum

All products, Symmetrical claw couplings/

Additional information

Material	AL – aluminum

STORZ adaptor with external BSP thread intended for transmission installations for liquid and bulk substances. Used in firefighting, irrigation systems, chemical industry, food industry, agriculture, etc. Characterized by a large, unobstructed flow diameter. With a symmetrical design of the connecting part, allowing for easy connection. Elements with the same hook spacing can be connected. Available in forged version with a working pressure of up to 16 bar and in cast version, characterized by significantly lower strength with a working pressure of up to 6 bar. Material: aluminum. Working pressure: 16 bar (forged connections), 6 bar (cast connections). Seal: white NBR rubber (forged connections), black NBR rubber (cast connections).

List of product variants

Article number	Product variant name	DN	BAR	Availability	Actions
ST-22-031075-11	STORZ adapter 31 mm with GZ 3/4" BSP, Al	-	16	In stock	Enquiry
ST-22-031075-US	STORZ adapter 31 mm with GZ 3/4" BSP, Al, casting	-	6	In stock	Enquiry
ST-22-031100-11	STORZ adapter 31 mm with GZ 1" BSP, Al	-	16	In stock	Enquiry
ST-22-031100-US	STORZ adapter 31 mm with GZ 1" BSP, Al, casting	-	6	In stock	Enquiry
ST-22-031125-11	STORZ adapter 31 mm with GZ 1.1/4" BSP, Al	-	16	In stock	Enquiry
ST-22-031150-11	STORZ adapter 31 mm with GZ 1.1/2" BSP, Al	-	16	In stock	Enquiry
ST-22-044100-11	STORZ adapter 44 mm with GZ 1" BSP, Al	-	16	In stock	Enquiry
ST-22-044125-11	STORZ adapter 44 mm with GZ 1.1/4" BSP, Al	-	16	In stock	Enquiry
ST-22-051125-11	STORZ adapter 51 mm with GZ 1.1/4" BSP, Al	-	16	In stock	Enquiry
ST-22-051150-11	STORZ adapter 51 mm with GZ 1.1/2" BSP, Al	-	16	In stock	Enquiry
ST-22-051200-11	STORZ adapter 51 mm with GZ 2" BSP, Al	-	16	In stock	Enquiry
ST-22-059200-11	STORZ adapter 59 mm with GZ 2" BSP, Al	-	16	In stock	Enquiry
ST-22-066100-16	STORZ adapter 66 mm with GZ 1" BSP, Al	-	16	In stock	Enquiry
ST-22-066100-US	STORZ adapter 66 mm with GZ 1" BSP, Al, casting	-	6	In stock	Enquiry
ST-22-066125-16	STORZ adapter 66 mm with GZ 1.1/4" BSP, Al	-	16	In stock	Enquiry
ST-22-066125-US	STORZ adapter 66 mm with GZ 1.1/4" BSP, Al, casting	-	6	In stock	Enquiry
ST-22-066150-16	STORZ adapter 66 mm with GZ 1.1/2" BSP, Al	-	16	In stock	Enquiry
ST-22-066150-US	STORZ adapter 66 mm with GZ 1.1/2" BSP, Al, casting	-	6	In stock	Enquiry
ST-22-066200-16	STORZ adapter 66 mm with GZ 2" BSP, Al	-	16	In stock	Enquiry
ST-22-066200-US	STORZ adapter 66 mm with GZ 2" BSP, Al, casting	-	6	In stock	Enquiry
ST-22-066250-16	STORZ adapter 66 mm with GZ 2.1/2" BSP, Al	-	16	In stock	Enquiry
ST-22-066250-US	STORZ adapter 66 mm with GZ 2.1/2" BSP, Al, casting	-	6	In stock	Enquiry
ST-22-081125-11	STORZ adapter 81 mm with GZ 1.1/4" BSP, Al	-	16	In stock	Enquiry
ST-22-081150-11	STORZ adapter 81 mm with GZ 1.1/2" BSP, Al	-	16	In stock	Enquiry
ST-22-081200-11	STORZ adapter 81 mm with GZ 2" BSP, Al	-	16	In stock	Enquiry
ST-22-081250-11	STORZ adapter 81 mm with GZ 2.1/2" BSP, Al	-	16	In stock	Enquiry
ST-22-081300-11	STORZ adapter 81 mm with 3" BSP female thread, Al	-	16	In stock	Enquiry
ST-22-089200-16	STORZ adapter 89 mm with GZ 2" BSP, Al	-	16	In stock	Enquiry
ST-22-089200-US	STORZ adapter 89 mm with GZ 2" BSP, Al, casting	-	6	In stock	Enquiry
ST-22-089250-16	STORZ adapter 89 mm with GZ 2.1/2" BSP, Al	-	16	In stock	Enquiry
ST-22-089250-US	STORZ adapter 89 mm with GZ 2.1/2" BSP, Al, casting	-	6	In stock	Enquiry
ST-22-089300-16	STORZ adapter 89 mm with GZ 3" BSP, Al	-	16	In stock	Enquiry
ST-22-089300-US	STORZ adapter 89 mm with 3" BSP female thread, Al, casting	-	6	In stock	Enquiry
ST-22-115400-11	STORZ adapter 115 mm with GZ 4 BSP, Al	-	16	In stock	Enquiry
ST-22-133400-11	STORZ adapter 133 mm with GZ 4" BSP, Al	-	16	In stock	Enquiry
ST-22-133400-US	STORZ adapter 133 mm with GZ 4" BSP, Al, casting	-	6	In stock	Enquiry
ST-22-133500-11	STORZ adaptor 133 mm with GZ 5" BSP, Al	-	16	In stock	Enquiry
ST-22-160600-11	STORZ adapter 160 mm with nipple GZ 6" BSP, Al	-	16	In stock	Enquiry

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STORZ adaptor with external BSP thread intended for transmission installations for liquid and bulk substances. Used in firefighting, irrigation systems, chemical industry, food industry, agriculture, etc. Characterized by a large, unobstructed flow diameter. With a symmetrical design of the connecting part, allowing for easy connection. Elements with the same hook spacing can be connected. Available in forged version with a working pressure of up to 16 bar and in cast version, characterized by significantly lower strength with a working pressure of up to 6 bar. Material: aluminum. Working pressure: 16 bar (forged connections), 6 bar (cast connections). Seal: white NBR rubber (forged connections), black NBR rubber (cast connections).