Is the STORZ Firefighter Hose Connector, Stainless Steel End Fitting compatible with standard firefighting hoses and adapters?

Yes. The STORZ Firefighter Hose Connector, Stainless Steel End Fitting is compatible with standard firefighting hoses and adapters that use Storz-type couplings. Its symmetrical Storz design allows quick, tool-free mating with identical coupling spacing, and the large unobstructed flow diameter ensures minimal pressure loss when joined to compatible fittings. Constructed from durable stainless steel with a Viton seal and rated to 16 bar working pressure, it provides a secure, leak‑free connection suitable for demanding firefighting use—provided the other hose or adapter is a matching Storz size and profile.

Can the STORZ Firefighter Hose Connector, Stainless Steel End Fitting withstand prolonged exposure to corrosive chemicals without seal degradation?

Yes. The STORZ Firefighter Hose Connector, Stainless Steel End Fitting is engineered for prolonged use in demanding environments. Its body is made from durable stainless steel, providing strong corrosion resistance to many aggressive media and harsh conditions. Crucially, the coupling uses a high‑quality Viton (FKM) seal, which is specifically chosen for excellent chemical resistance, good high‑temperature performance, and resistance to wear. Together these features support secure, leak‑free operation and help prevent seal degradation when exposed to a wide range of corrosive chemicals. Caveats: Viton resists many acids, hydrocarbons, oils and solvents but is not universally compatible with all chemicals (strong bases, some amines, ketones or certain fluorinated solvents can cause swelling or attack). For continuous exposure to a specific corrosive agent, compatibility should be verified against Viton chemical compatibility charts and stainless steel grades used. If exposure is extreme or continuous to incompatible substances, consider alternative seal materials or protective measures.

A STORZ fire coupling with fitting for hose, steel stainless

All products, Symmetrical claw couplings/

Additional information

Material	SS – stainless steel

Coupling STORZ with fitting for hose intended for installation transfer for liquid and bulk substances. used in firefighting, systems irrigation, industry chemical, food, agriculture etc. characterized by high, unobstructed diameter bore. 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: steel stainless. Working pressure: 16 bar. Gasket: Viton.

List of product variants

Article number	Product variant name	DN	BAR	Availability	Actions
ST-12-031025-43	Coupling STORZ 31 mm with Fitting for 25 mm hose, SS	25	16	In stock	Enquiry
ST-12-051038-43	Coupling STORZ 51 mm with Fitting for 38 mm hose, SS	38	16	In stock	Enquiry
ST-12-066019-43	Coupling STORZ 66 mm with Fitting for 19 mm hose, SS	20	16	In stock	Enquiry
ST-12-066025-43	Coupling STORZ 66 mm with Fitting for 25 mm hose, SS	25	16	In stock	Enquiry
ST-12-066032-43	Coupling STORZ 66 mm with Fitting for 32 mm hose, SS	32	16	In stock	Enquiry
ST-12-066038-43	Coupling STORZ 66 mm with Fitting for 38 mm hose, SS	38	16	In stock	Enquiry
ST-12-066040-43	Coupling STORZ 66 mm with Fitting for 40 mm hose, SS	40	16	In stock	Enquiry
ST-12-066042-43	Coupling STORZ 66 mm with Fitting for 42 mm hose, SS	40	16	In stock	Enquiry
ST-12-066045-43	Coupling STORZ 66 mm with Fitting for 45 mm hose, SS	45	16	In stock	Enquiry
ST-12-066050-43	Coupling STORZ 66 mm with Fitting for 50 mm hose, SS	50	16	In stock	Enquiry
ST-12-066052-43	Coupling STORZ 66 mm with Fitting for 52 mm hose, SS	50	16	In stock	Enquiry
ST-12-081038-43	Coupling STORZ 81 mm with Fitting for 38 mm hose, SS	38	16	In stock	Enquiry
ST-12-081052-43	Coupling STORZ 81 mm with Fitting for 52 mm hose, SS	50	16	In stock	Enquiry
ST-12-081065-43	Coupling STORZ 81 mm with Fitting for 65 mm hose, SS	65	16	In stock	Enquiry
ST-12-081075-43	Coupling STORZ 81 mm with Fitting for 75 mm hose, SS	75	16	In stock	Enquiry
ST-12-089065-43	Coupling STORZ 89 mm with Fitting for 65 mm hose, SS	65	16	In stock	Enquiry
ST-12-089075-43	Coupling STORZ 89 mm with Fitting for 75 mm hose, SS	75	16	In stock	Enquiry
ST-12-089080-43	Coupling STORZ 89 mm with Fitting for 80 mm hose, SS	80	16	In stock	Enquiry
ST-12-115100-43	Coupling STORZ 115 mm with Fitting for 100 mm hose, SS	100	16	In stock	Enquiry
ST-12-133100-43	Coupling STORZ 133 mm with Fitting for 100 mm hose, SS	100	16	In stock	Enquiry
ST-12-133110-43	Coupling STORZ 133 mm with Fitting for 110 mm hose, SS	110	16	In stock	Enquiry
ST-12-148125-43	Coupling STORZ 148 mm with Fitting for 125 mm hose, SS	125	16	In stock	Enquiry
ST-12-160150-43	Coupling STORZ 160 mm with Fitting for 150 mm hose, SS	150	16	In stock	Enquiry

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Coupling STORZ with fitting for hose intended for installation transfer for liquid and bulk substances. used in firefighting, systems irrigation, industry chemical, food, agriculture etc. characterized by high, unobstructed diameter bore. 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: steel stainless. Working pressure: 16 bar. Gasket: Viton.