Heavy Duty Casters
The Heavy Duty casters include our Forged 53/54 Series all the way to our Extreme Duty Kingpinless Series ranging from 2,400lb to 20,000lb capacities.
53/54—Heavy Duty Forged Series—2,400 lb
- Drop forged (ASTM1045) 3/8" thick swivel head
- Integrally forged kingpin 3/4" diameter
- Lower raceway thrust bearing is a tapered roller bearing, providing exceptionally smooth and easy swiveling action and counteracts radial thrust
- 7/16" diameter hardened ball bearings as main load bearings, with precision tapered thrust bearings
- 3/8" thick steel legs
- Zinc-plated finish
- 3/4" axle bolt with grease fitting
57/58—Heavy Duty Forged Series—6,000 lb
- Constructed 5/16" thick top plate from hot forged ASTM1045 steel
- Integrated with a 3" diameter, precisely machined single raceway of 1/2" ball bearings
- Grease fitting on raceway and axle
- 3/8" thick steel formed legs
- 3/4" axle
- Zinc-plated finish
55/56—Heavy Duty Forged Series—3,500 lb
- Drop forged (ASTM1045) 3/8" thick swivel head
- Integrally forged kingpin 1" diameter
- Lower raceway thrust bearing is a tapered roller bearing, providing exceptionally smooth and easy swiveling action and counteracts radial thrust
- 1/2" diameter hardened ball bearings as main load bearings, with precision tapered thrust bearings
- 3/8" thick steel legs
- Zinc-plated finish
- 3/4" axle bolt with grease fitting
61/62—Heavy Duty Kingpinless Series—7,000 lb
- ASTM1045 drop forged swivel head, 5/16" thick, 3" diameter precisely machined raceway of 1/2" diameter hardened ball bearings
- Legs are double welded 3/8" thick steel
- 3/4" axle bolt/nut
- Zinc-plated finish
- Grease fitting on raceway and axle
63/64—Extreme Duty Kingpinless Series—20,000 lb
- ASTM1045 steel, drop forged ½" thick swivel head, 4-1/2" diameter precisely machined raceway of 5/8" diameter hardened steel ball bearings
- Legs are formed from 3/8" thick steel, double welded
- 1" grade 5 axle bolt for 3" wide wheels
- 1-1/4" grade 8 machined axle bolt for 4" wide wheels
- Zinc-plated
- Grease fitting on raceway and axle
65/66—Extreme Duty Kingpinless Series—20,000 lb
- ASTM1045 steel, drop forged 5/8" thick swivel head, 7" diameter precisely machined raceway of 3/4" diameter hardened steel ball bearings
- Legs are formed from 1/2" thick steel, double welded
- 1-1/4" grade 8 machined axle bolt
- Zinc-plated finish
- Grease fitting on raceway and axle
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