Is the MSL threaded coupling with galvanized hose end, brass nut and aluminum clamp EN 14420-3 (DIN 2817) certified for LPG use and rated to 25 bar working pressure?

Yes. The MSL threaded coupling with galvanized hose end, brass nut and aluminum clamp EN 14420-3 (DIN 2817) is described as suitable for liquefied gas (LPG) installations and is rated for a working pressure of up to 25 bar, meeting the requirements of EN 14420-3 (DIN 2817) for such applications.

Does the MSL threaded coupling with galvanized hose end, brass nut and aluminum clamp EN 14420-3 (DIN 2817) require specific maintenance or inspection intervals for LPG service?

Yes. The MSL threaded coupling with galvanized hose end, brass nut and aluminum clamp EN 14420-3 (DIN 2817) used in LPG service should be subject to regular inspection and maintenance to ensure safety and leak‑free performance. Recommended practices include: - Visual inspection before each use for corrosion, cracks, thread damage, deformation of the aluminum clamp or brass nut, and signs of leakage at the interface. - Periodic functional checks (e.g., pressure/leak tests) at intervals defined by local regulations, industry standards or the facility’s safety plan — commonly every 6–12 months for LPG installations, or more frequently in aggressive environments or high‑duty use. - Routine torque/retightening checks of the threaded connection and clamp seating after assembly and after initial operation cycles. - Replacement of components showing wear, corrosion, stripping of threads, or compromised sealing surfaces; galvanized hose ends, brass nuts and aluminum clamps must be replaced if damage is detected. - Keep records of inspections, tests and maintenance actions to comply with safety audits and regulatory requirements. Always follow applicable national codes and the LPG operator’s maintenance schedule; when in doubt, consult the coupling manufacturer for specific interval recommendations and approved test procedures.

MSL threaded coupling with galvanized hose end, brass nut and aluminum clamp EN 14420-3 (DIN 2817)

All products, Threaded couplings and adapters/

Additional information

Material	CS – steel (cast iron)
Standard length [m]	7.5

The complete MSL coupling with aluminum shell clamp according to EN 14420-3 (DIN 2817) is a robust and reliable solution designed for demanding industrial applications. Equipped with an internal thread and a durable hexagonal brass nut, it ensures secure and leak-free connections, making it particularly suitable for use in liquefied gas (LPG) installations and other systems requiring maximum safety. The end piece, manufactured from galvanized carbon steel, provides excellent resistance to corrosion and mechanical stress, extending the service life even under intensive operating conditions. With a working pressure of up to 25 bar, this coupling guarantees consistent performance and reliability, while its precise engineering allows for quick assembly and disassembly, reducing downtime and maintenance costs. Combining strength, durability, and ease of use, it is the ideal choice for professionals seeking a high-quality connection solution that meets strict industry standards.

List of product variants

Article number	Product variant name	DN	BAR	Availability	Actions
GD-MSLA-175-013-STM-CL-05	MSL GW ACME 1.3/4" connector, 13 mm hose, galvanized steel/brass nut, with aluminum clamp 13x5 mm	12	25	In stock	Enquiry
GD-MSLA-175-019-STM-CL-06	MSL GW ACME 1.3/4" connector, 13 mm hose, galvanized steel/ brass nut, with aluminum clamp 19x6 mm	12	25	In stock	Enquiry
GD-MSLA-175-025-STM-CL-06	MSL GW ACME 1.3/4" connector, 25 mm hose, galvanized steel/brass nut, with aluminum clamp 25x6 mm	25	25	In stock	Enquiry
GD-MSLA-175-032-STM-CL-06	MSL GW ACME 1.3/4" connector, 32 mm hose, galvanized steel/bronze nut, with aluminum clamp 32x6 mm	32	25	In stock	Enquiry

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The complete MSL coupling with aluminum shell clamp according to EN 14420-3 (DIN 2817) is a robust and reliable solution designed for demanding industrial applications. Equipped with an internal thread and a durable hexagonal brass nut, it ensures secure and leak-free connections, making it particularly suitable for use in liquefied gas (LPG) installations and other systems requiring maximum safety. The end piece, manufactured from galvanized carbon steel, provides excellent resistance to corrosion and mechanical stress, extending the service life even under intensive operating conditions. With a working pressure of up to 25 bar, this coupling guarantees consistent performance and reliability, while its precise engineering allows for quick assembly and disassembly, reducing downtime and maintenance costs. Combining strength, durability, and ease of use, it is the ideal choice for professionals seeking a high-quality connection solution that meets strict industry standards.