König & Meyer Reducing Thread Adapter M25 to M20 Zinc-Plated Brass 21800-000-29

When cable glands or conduit fittings don't match the knockout or threaded hub, installations stall. This reducing thread adapter from König & Meyer solves that mismatch by converting an M25 female thread to an M20 male thread, allowing you to connect components with different thread sizes securely.

Who is it for

Electricians, panel builders, and maintenance technicians working with industrial electrical installations, cable management, and conduit systems who need a reliable, corrosion-resistant adapter for metric threads.

Main features

• Converts M25 female thread to M20 male thread
• Made from brass with zinc-plated finish for high corrosion resistance
• Compact design with 15 mm overall length and 27 mm wrench size
• Metric thread pitch 1.5 mm on both ends
• Metallic silver color

Specifications

• Outer thread: M25 x 1.5 mm
• Inner thread: M20 x 1.5 mm
• Material: Brass
• Surface finish: Zinc-plated
• Overall length: 15 mm
• Wrench size: 27 mm
• Operating temperature range: -40°C to +100°C
• Color: Metallic silver

Tips

Ensure threads are clean and free of debris before installation. For optimal sealing in wet or dusty environments, use appropriate sealing washers or compounds. The adapter is compatible with Pflitsch cable glands and other M25/M20 threaded components.