3" Caster Wheel - Brake - Stainless Steel Frame - Nylon Wheel Outer Diameter - 310mm when calculating the load capacity

when calculating the load capacity 992 lb with a Swivel and Upper Brake type

3/8" x 5/8" x 1" Inch

the 22232EW33 inner diameter is 160mm

NJ224 Cylindrical Roller Bearing

Bearing Size: 9 x 26 x 8 mm

3" Caster Wheel - Brake - Stainless Steel Frame - Nylon Wheel Outer Diameter - 310mm when calculating the load capacityItem Name: SS 038 Classification: Medium Duty Stainless Wheel Diameter: 75mm (2. 953") Plate Size: 95x70mm Hole Distance: 73. 5x48. 5mm Overall Height: 113mm (4. 449") Housing Material: Stainless Steel Tire Material: Nylon Mounting: Swivel Plate w Brake Load Capacity: 176 lbs Bearing: Precision Double Ball Bearing Temperature Range: 45 to 185 F