Classroom Mechanics

Physics apparatuses for use in classroom studies of mechanics topics such as force, motion, momentum, and free fall. Products include inclined planes, springs, Newton's cradles, projectile launchers, trebuchets, racers, and carts.

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871 – 885 of 1,888 results

871

Grainger V-Belt Pulley Cast Iron 4.25 O.D.

The V-Belt Pulley Bushed Bore 145N91 from Grainger is a V-belt pulley with a bushing bore. It has a 4L section and a 1-7/16" bore diameter. The pulley is made of cast iron with a rough finish. It is designed for use with fractional horsepower drives. The pulley can accommodate a V-belt with a top width up to 1/2". It features set screws for securing the bushing. The overall pulley diameter is 4-1/2". This V-belt pulley provides an economical way to transfer motion in light-duty drives.

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872

Grainger V-Belt Pulley Cast Iron 6.25 O.D.

The Grainger V-Belt Pulley Fixed Bore 145R99 is a fixed bore pulley for use with v-belts. It has a 4.5 inch outside diameter and a 1 inch bore size. The pulley is made from cast iron with a black oxide finish. It is designed for industrial power transmission applications and features a crowned face and deep grooves to provide proper belt seating. The pulley can be mounted on a shaft with a locking collar or set screw. It is rated for up to 1750 RPM and 15 HP. The overall dimensions are 4.5 inches OD x 2.75 inches width x 1 inch bore. This heavy duty pulley provides reliable performance for industrial machinery drives.

Pricing & Availability

873

Grainger V-Belt Pulley Cast Iron 5.25 O.D.

The Dayton V-Belt Pulley is a 3.5 inch diameter cast iron pulley with a 1 inch bore and a V-belt groove. It has set screws for securing to a shaft. The pulley can be used to drive or be driven by a V-belt in power transmission applications. It is rated for up to 3 horsepower at 1750 RPM. The pulley is made in the USA by Dayton, a leading manufacturer of electric motors, power transmission, material handling and maintenance products. This is a high quality pulley well suited for industrial applications requiring power transmission via V-belts.