McMaster 48805K767 Precision Extreme Pressure 316 Stainless Steel Fitting Bushing Reducing Adapter, 1 1 2 Male x 1 Female NPT ZO G4725935 000 RPM Item Wire Wheel 000 RPM Item Wire Wheel Brush Bristle Type Twisted Wire Item Wire Wheel Brushes Wire Wheel Brush Arbor Hole 5 8" Fill Material Carbon Steel Abrasive Material Carbon Steel For Use With Right Angle Grinders Potable Water Side B Gender Female Maximum Operating Temperature 140 Degrees F Thread Configuration Unthreaded Side A Gender Female Side B Connection Type Plain End Gravity Flow No Minimum Operating Temperature 32 Degrees F Material PVC Wall Thickness 0 Bushing Body Shape Hex Material 316 Stainless Steel Fabrication Machined Thread Fabrication Rolled Connection Type Pipe Connection Style Threaded Connection NPT Male × NPT Female Pipe Size (A) 1 1 2 Pipe Size (B) 1 Dash Size (A) 24 Dash Size (B) 16 Length 1 39 64" Hex Width 2 1 8" Maximum Pressure 4 these are also known as instrumentation fittings