Quick couplings with sleeve and body of steel, now surface treated with environment friendly chrome-6 free electric zinc plating, which has improved durability and additional corrosion protection. The couplings are self-closing, self-locking and one-hand operated with automatic sealing when the nipple is disconnected. Series 310, which is virtually a Norwegian standard, is a universal compressed air coupling suitable for most applications. This series is characterised by some of CEJN's foremost product qualities, low connection force, high flow and one-hand operation. The choice of material and design gives both a grip friendly and durable product. All external threads are prepared with thread sealant. Temperature range -20° for +100 °C.Flow diameter 5.3 mm. Air flow 925 l/min. at ∆p 0.5 bar. Max. working pressure 16 bar.

Interchangeable with Rectus 23, Hansen 3000 and Atlas QIC 8.