H721-40-H-P21 Right Angle Hollow Shaft Worm Gear Speed ReducerOur standard 700 Series the heart of Boston Gear's speed reducer product line has been serving many industries reliably for over 40 years. Its proven modular design has set the industry standard for performance and is the most imitated product in today's worm gear speed reducer market. But why settle for a knock off when you can have the original from Boston Gear. Specifications Reducer Material Paint: Cast Iron, Standard Paint Reduction Type: Single

Clamping coupling portion will not mar the shaft

Little maintenance

BostonE® F-1 bearings are machined from extruded rods and held to close tolerances

Note: This is the spec sheet for the set screw Locking version

Reduction Stages: Double

Click here for spec sheet: SARFB Spec Sheet

Nylatron® GS (GS) is a trademark for molybdenum disulfide filled nylon produced by the Polymer Corp

Type: Cored Bar

Engineering Data

Weight: 49

Self-lubricating bearings resist corrosion

3/16"Bore= #4-40 setscrew