Metal Pu Fitting Straight 4mm

Extra Information

• Use clean, round 4mm pneumatic/PU tubing and ensure cuts are square before inserting.
• Push the tube in fully until it seats, then do a gentle pull-back test to confirm it’s locked.
• After installation, pressurise slowly and check for leaks using soapy water.

Features

• Straight union design Joins two tubes in-line for a clean, compact air line connection.
• 4mm push-in ports (both ends) Fast, secure tube fitment for quick assembly and maintenance.
• Metal construction Durable body built for everyday workshop pneumatic use.
• Compact profile Fits neatly into tight installs and tidy cable/air management routes.

Benefits

• Fast repairs; Restore a damaged air line section without replacing the entire run.
• Easy extensions; Add length to 4mm tubing quickly and keep routing neat.
• Reliable seal; Secure push-in grip helps reduce leak risk in your compressed-air system.

Safety

• Always depressurise the air system before installing or removing pneumatic fittings.
• Wear eye protection when working with compressed air and pressurised lines.
• Inspect tubing for cracks, kinks or wear and replace damaged sections before pressurising.
• Pressurise slowly after installation and check connections for leaks using soapy water (never use open flames).

Specifications