40 Series Medium Duty: Up to 700 lbs.

Designed with the load in mind, the 40 series protects from damaging shocks or unwanted vibration and movement. Noise levels are reduced through the dampening effect of these casters.
Typical Applications
- Aircraft tripod jacks
- Portable medical equipment
- Computer equipment
- Shock sensitive loads
Features
- Load Springs: Maximum rated capacity loads will deflect wheel approximately 3/8″ (50%). Different load springs for each series permits wide variation in ride “softness.” They can be preloaded to obtain various degrees of deflection
- Top Plate & Yoke Base: Made from 1/4″ steel plate and unnotched
- Swivel Section: Cold formed, hardened double ball bearing raceways minimize ball indentation and wear
- Legs: 1/4″ steel cold formed to increase strength and welded to the yoke base
- King Bolt: 5/8″ diameter orbitally spun steel rivet
- Axle: 1/2″ diameter hollow axle complete with lock nut. Axle is solid for 28 & 29 ball bearings
- Wheel Seals: Nylon seal retaining/ thrust washers
- Alternate or custom caster configurations available
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40 Series Medium Duty: Maxim® Wheels (12)
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40 Series Medium Duty: Mold-on Rubber Wheels (36)
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40 Series Medium Duty: Pneumatic Wheels (4)
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40 Series Medium Duty: Polyurethane Wheels (42)
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40 Series Medium Duty: Trionix™ High Impact Polymer Wheels (8)
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40 Series Medium Duty: X-tra Soft Wheels (20)
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40 Series Medium Duty: X-Treme™ Solid Polyurethane Wheels (30)