General description Bossed pipe clips, also known as Munsen rings, are designed for 20 NB pipes (27 mm pipe OD) and are made from T316 marine grade stainless steel with a fire retardant rubber lining. These clips feature a threaded boss that allows for secure attachment to a base plate using studding, providing flexibility in pipe support design. They can be used to clamp, guide, or hang pipes with minimal components, making them ideal for various applications. Technical specifications Pipe Size: 20 NB (Nominal Bore) Pipe Outside Diameter: 27 mm Inside Diameter of Bare Metal (reduced with Clip Strip): 35 mm Hole Centers: 62 mm Dimensions (W x T): 25 mm x 3 mm with M10 Boss Hole center to edge of plate: 10 mm Distance between halves: 4 mm Includes: 2 M16 x 16 mm setscrews and shake-proof washers Materials Material: A4 (T316) marine grade stainless steel Corrosion resistance: Greater than A2 in certain environments, suitable for marine applications, especially in contact with saltwater