OHLA® Overhung Load Adaptors Series 312 Features • SAE A 2-bolt mounting • Heavy Duty Deep Groove Ball 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 312 Series Data Input Standard Input Pilot Diameter Input Pilot Depth Standard Housing 3.18 mm Deep Pilot (optional) 6.35 mm Input Pilot Sealing Method Buna-N Gasket Input Bore Diameter and Depth 31.75 mm keyed (bore depth 60 mm) 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 Deep Groove Ball 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 Press-fit Zerk Fitting Unit Weight

Technical Information (all dimensions in mm) Input End View Side View Ø13.5 Thru Holes (2)(2) Ø13.5 Thru Holes Ø82.55 Ø82.55 Pilot Pilot 3.18 3.18 (Standard (Standard Pilot Pilot Depth) Depth) 6.35 6.35 (Deep (Deep Pilot Pilot Depth) Depth) ForFor Deep Deep Pilot Pilot Remove Remove Retaining Retaining Ring Ring 7.94 x 3.97 Kwy 3.18 (Standard Pilot Depth) 6.35 (Deep Pilot Depth) How to Order For Deep Pilot Remove Retaining Ring Standard 312 Series Data (2) Ø13.5 Thru Holes Bottom View Ø82.55 Pilot Output Shaft – Keyway Input Bore – Keyway Note: Models with -DP on the end call out a Deep pilot...