5W-1639: M18 Compression Nut

A compression nut is a type of fastener used to create a tight and leak-proof seal between two tubes. It is typically made of corrosion-resistant metals such as brass or stainless steel and has threads on the inside that allow it to be tightened onto a compression fitting. Attributes: Fitted for a 12mm outer diameter tube Hexagonal shape of the nut provides a secure grip Applications: A compression nut is used to provide a secure and reliable connection between two tubes, mostly used in Cat® 214, 224, 6015, 6018, 6030, 6040, 6050, 6060, 6060X, and 6090 Excavators, 3516C and 3516E Generator Set, PM6, PM620, PM622, PM8, PM820, PM822, PM825, RM600, and RM800 Paving Equipment.