You cannot add "O2 Union 4mm T, one-touch" to the basket because the product is out of stock. O2 O-RING suitable for DIN-477 couplings€ 1,50 Replacement O-Ring for DIN-477#9 oxygen couplings. In stock O2 O-RING suitable for DIN-477 couplings quantity Add to basket SKU: 09001-3113-70 Categories: Adapters & parts, Oxygen Description Description Replacement O-Ring suitable for DIN-477: O2 regulators O2 transfillers O2 residual pressure valve adapter Specifications: EPDM 2-113 E70 Very good aging and ozone resistance Suitable for temperatures of -45 to 130°C Related products Oxygen/Adapters & partsO2 Union 4mm I, one-touch € 6,00 Add to basket Oxygen/Oxygen cylindersAluminium cylinder – 2 liter € 159,00 – € 179,00 Select options SaleOxygen/OximeterContec Pulse Oximeter – OLED € 39,00 € 25,00 Add to basket