Danfoss NK1237-350B0650 Flexmaster Straight Sleeve Tube is a straight-section component designed for use in Danfoss Flexmaster piping systems. It has a 4" outer diameter (4" OD) and bears the NK1237-350B0650 part number for precise ordering and system integration. This sleeve tube serves as a conduit within Flexmaster installations, enabling clean, straight passages and reliable interfaces between connected sections in the Flexmaster line.
