Danfoss Waltech Welding Nipples for Tube 38 x 4 - SN38X4 Hydraulic DIN 2353 Compression Fitting, O-Ring Seal, Welding Nipple, to Suit Tube Size 38 x 4mm, Chromium Plated Steel, Maximum Working Pressure 160 bar, Danfoss Waltech GBP 34.99 1