Right Angle EG Planetary Gearheads

A new series of right angle EG planetary gearheads from Sterling Instrument features low cost, and is offered in four standard NEMA sizes, 17, 23, 34, and 42.

These gearheads, identified as the S91..SREG.. Series, feature the planetary system, high torsional stiffness, case-hardened spiral bevel gears, and are sealed to extend service life. They offer both single and double stage design, and include a precision balanced clamp-on pinion. Woodruff keys #404 and motor mounting hardware kits are supplied. Each of the four NEMA sizes is offered in 13 gear ratios ranging from 3:1 to 100:1. Their maximum input speed is 5,000 rpm. Their radial and axial shaft loading is 400 lb. Their single stage and double stage minimum efficiency is 85% and 80% respectively. Operating temperatures range from -40°F to 225°F. The housings are made of steel, gold zinc plated. The right angle housing and mounting flanges are made of aluminum, black anodized.