| Shipping | Tax | Terms Shopping Cart 0 Items Request for Quote 0 Items All Categories > Kaeser Products > Compressed Air Piping > 3/4 to 2-1/2 Inch (in) Nominal Diameter Aluminum Compressed Air Quick Reducing Brackets > Advanced Search Advanced Search in 3/4 to 2-1/2 Inch (in) Nominal Diameter Aluminum Compressed Air Quick Reducing Brackets Enter at least one criteria to search items. Diameter D (mm) 25 40 50 63 Dimension S (in) 1-1/8 1-7/16 Nominal Diameter (in) 1 1-1/2 2 2-1/2 Outside Diameter (in) 1 1-9/16 2 2-1/2 Outside Diameter (mm) 25.1 40.1 50.1 63.1 Inside Diameter (in) 7/8 1-1/2 1-7/8 2-5/16 Inside Diameter (mm) 22.8 37.4 47 59.4 Wall Thickness (in) 1/16 3/64 5/64 Wall Thickness (mm) 1.1 1.3 1.5 1.8 Maintain Your Air Compressor Learn more about maintaining your air compressor by downloading our eBook on air compressor maintenance. Download eBook