Helical gearbox - Rino Mechanical Components Inc.

 Designed for 24/7 operation, the miniature RW5 helical gearbox consists of a CNC-machined aluminum-block housing, dual bronze bearings for shaft support, stainless-hardened single-piece worm/input shaft, and stainless output shaft. Features include 12-lb-in. torque rating; 1:1 to 4:1 ratios, and 5,000-rpm input speed.
Applications include food machinery, semiconductor processing, packaging machinery, and medical-diagnostic equipment.
216 N. Main St., Freeport NY 11520, (888) 260-7466, www.rinomechanical.com/gearbox_miniature.htm