Sealmaster SF-43 Standard Duty Flange Unit, 4 Bolt, Regreasable, Felt Seals, Setscrew Locking Collar, Cast Iron Housing, 2-11/16" Bore, 7-3/8" Overall Length, 5-7/8" Bolt Hole Spacing Width, 11/16" Flange Height, &plusmn;2 Degrees Misalignment Angle