Tube x Metric Thread

Our Tube x Metric Thread push-in fittings from Kelm offer a reliable, space-efficient solution for pneumatic installations that demand consistency, speed, and long service life. Designed for compressed air and vacuum applications, these fittings combine a high-quality nickel-plated brass body with an instant push-to-connect configuration, making them ideal for workshop systems, automation lines, and general industrial use.

Whether you're setting up new pipework or upgrading existing equipment, these fittings provide secure performance at up to 10 bar and across a practical working temperature range of 0°C to +60°C, ensuring dependable operation in most UK industrial environments.

• Manufactured by Kelm - a trusted and fast-growing name in fluid power products
• One-touch push-in design for rapid installation and tool-free disconnection
• Metric male threads for seamless compatibility with European and international pneumatic equipment
• Nickel-plated brass body offering excellent durability and protection against contamination
• Pre-treated with Teflon, removing the need for additional sealing tape
• Strong POM release sleeve for quick, clean tube removal

• Maximum Pressure: 10 bar
• Operating Temperature: 0°C to +60°C
• Applicable Medium: Air and vacuum only
• Working Pressure Range:
  • 0–150 PSI / 0–9.9 kgf/cm² / 0–990 kPa
• Negative Pressure:
  • -29.5 inHg / -750 mmHg / -750 Torr

These fittings are engineered for efficient tube routing, particularly where space is limited. The six-angle internal wrench design helps with installation in tight or awkward spots, while the push-in mechanism streamlines maintenance and system modification.

With their robust construction, excellent sealing performance, and compatibility with standard pneumatic systems, they’re a go-to choice for assembly, robotics, manufacturing, packaging lines, and general workshop setups.