All fittings are supplied with a compression nut & universal olive suitable for both copper nylon & bundy tubing. Read more here at Airlines Pneumatics.
Brass Compression Fittings
Couplers, Hose Clamps and Fitting Selection - Boyd
Copper tubing - Wikipedia
Nut and Olive
Spare Olives & Nuts for Aignep Brass Compression fittings. you get 5 Nuts and 5 Olives etc. Brass nuts and Brass Olives. The thread size on the nuts
Brass Compression Nuts & Olives Metric Sizes, Spare Olives & Nuts
6mm Tube Olive - Central Lubrication Fitting
Brass Compression Fittings Industrial Brass Components
BRASS COMPRESSION FITTINGS - OLIVE CONNECTOR MALE ONLY (BSP x BSPT) (pack of 10 pieces) (TUBE OD x BSPT - 1 x 1/2) : : Electronics
Copper Pipework Copper Pipe Compression Nut Stock Photo 768346915
Brass Olive Compression Nuts Fitting for Pilot Burner Gas Inlet Tubing Parts M10X1 - China Gas Burner, Steel
Brass Compression Fitting Equal Straight 3mm-15mm OD
Olives - Sensor Fittings
Formula Compression Fitting (Olive) - 1 Piece - FD40013-40