the HD955 has 2 vandal-proof lock screws and key wrench

At either end of the grab bar is a flange that is 3-1/8 inches in diameter

Sometimes one is just not enough and two doesn't quite cut it

hydrochloric and nitric acids

NPT drain port

Dayton Motor Mounting Base,For NEMA Frame 42,5 1/8 in Length (In.),6 in Width (In.) - 22F210 DesignerSeries the HD955 has 2 vandal-proofMotor Mounting Base; For NEMA Frame: 42; Height (In.): 2 15 16 in; Width (In.): 6 in; Length (In.): 5 1 8 in; Bolt Size (In.): 5 16 in; Motor Body Dia. (In.): 5 in; Ring Dia. (In.): 2 1 2 in; Ring to Ring Center (In.): 5 in; Shaft Height (In.): 3 in; Mounting Holes O. C. W (In.): 4 1 4 in; Mounting Holes O. C. L (In.): 1 3 4 in; Material: Stamped Steel; Finish: Baked on Enamel; Color: Gray; Includes: 2 Clamps