Heavy Duty Caster 4" x 2" Polyurethane on Plastic Wheel - Rigid

Heavy Duty Caster 4" x 2" Polyurethane on Plastic Wheel - Rigid Product Description This Series 40 medium heavy-duty rigid caster is designed for reliable straight-line movement and durable performance in industrial and commercial applications. It features a 4-inch x 2-inch polyurethane wheel on a plastic core, offering a balance of strength, floor protection, and smooth rolling performance. The non-marking polyurethane tread helps reduce noise while protecting finished surfaces from damage. Built with a cold-forged top plate and heavy-duty construction, this caster is engineered for long service life in demanding environments. The rigid design ensures stable tracking, making it ideal for applications requiring controlled, straight movement. Hardened raceways and a built-in Zerk fitting allow for routine lubrication and extended operational life. With an overall height of 5-5/8", a 1/2" axle, and a 5/8" kingpin, this caster supports loads up to 660 lbs. It is well-suited for platform trucks, stock carts, and general material handling equipment where durability and floor protection are important. The top plate measures 3-15/16" x 4-1/2" with bolt hole spacing of 2-5/8" x 3-5/8" to 3" x 3", and accommodates 3/8" mounting hardware. Part Number: 40-40R-A1-PU Bullet Points Supports loads up to 660 lbs for medium heavy-duty industrial and commercial use 4" x 2" polyurethane (plastic core) wheel provides smooth rolling and floor protection Rigid design ensures straight-line movement and stable tracking Cold-forged construction with Zerk fitting supports long service life and easy maintenance Top plate mount (3-15/16" x 4-1/2") fits standard bolt patterns with 3/8" hardware