OHLA® Overhung Load Adaptors Series 512 Features • SAE A 2-bolt or 4-bolt mounting • Heavy Duty Tapered Roller Bearings • May be either Face-mounted or Foot-mounted • Provides a sturdy mounting base for the motor or pump • Supports heavy radial and axial loads – protecting the hydraulic motor or pump • Reduces downtime and maintenance costs • Protects pump or motor shaft seal from harmful contaminants • Other versions with adaptor mounting for DIN, ISO, IEC or NEMA motors 512 Series Data Input Standard SAE A 2 bolt – 2 different mounts: 4-bolt Magneto Mount 2-bolt (rotated 22-1/2° from horizontal) Input Pilot Diameter Input Pilot Depth Input Pilot Sealing Method Fiber Gasket Input Bore Diameter and Depth 31.75 mm keyed (bore depth 63 mm) 25,4 mm – 6B Spline (bore depth 68 mm) 14 tooth 12/24 spline (bore depth 69 mm) Input Shaft Seal Type Double-lip with Garter Spring Output Shaft Diameter Output Shaft Keyway Output Shaft Keyway Length Output Shaft Length Output Shaft Seal Type Double-lip with Garter Spring Output Pilot Diameter Output Pilot Height Shaft Material Stressproof Steel (1.0762) or an equivalent Bearing Type Tapered Roller Bearings Standard Lubrication Method Optional Lubrication Methods Please consult Zero-Max. Grease Fitting (1) Standard Zerk Fitting Grease Capacity Grease Type (recommended for typical applications) Recommended Grease Base Standard Mounting Orientation Shaft Horizontal – Consult Zero-Max for other Mounting Orientations. Maximum Speed Without Modification Housing Material Cast Iron Housing Feet – Threaded Holes Housing Grease Ports Unit Weight

Technical Information (all dimensions in mm) Input End View Side View (4) (4) 1/2"-13 1/2"-13 UNC UNC xx 31.75 31.75 Deep Deep Both Both Ends Ends on on aa 65.05 Ø106.35 Ø106.35 Bolt Bolt Circle Circle 6.35 Pilot Pilot Depth Depth 6.35 (4) 1/2"-13 UNC x 31.75 Ø82.55 Ø82.55 Deep Both Ends on a Pilot Pilot Ø106.35 Bolt Circle Bottom View Ø82.55 Pilot Output Shaft – Keyway Input Bore – Keyway