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Semi-steel wheels are designed to offer a balance of strength, durability, and cost-efficiency. These wheels are constructed from a combination of cast iron and scrap steel, which is where they get their name "semi-steel."
Semi-Steel Wheels
Unit of Measure
1 2 3 4 

Item #

Diameter

Face Size

Bore Size

Hub Length

Axle Size

Bearing Type

Capacity

Tread Thickness

SS08030S6-6205 N/A 8 N/A 3 N/A 2.044 N/A 3 1/4 N/A 3/4 N/A Ball N/A 3000 lbs. N/A
SS08030F6-5T N/A 8 N/A 3 N/A 1.780 N/A 3 1/4 N/A 3/4 N/A Tapered N/A 3000 lbs. N/A
SS08030M6-7T N/A 8 N/A 3 N/A 1.980 N/A 3 1/4 N/A 1 N/A Tapered N/A 3000 lbs. N/A
SS08030H6-8T N/A 8 N/A 4 N/A 2.326 N/A 3 1/4 N/A 1 1/4 N/A Tapered N/A 3000 lbs. N/A
SS08040J7 N/A 8 N/A 4 N/A 2 7/16 N/A 4 1/4 N/A 2 7/16 N/A N/A 4000 lbs. N/A
SS08040J7-8R N/A 8 N/A 4 N/A 2 7/16 N/A 4 1/4 N/A 1 1/4 N/A Roller N/A 4000 lbs. N/A
SS08040J7-9R N/A 8 N/A 4 N/A 2 7/16 N/A 4 1/4 N/A 1 1/2 N/A Roller N/A 4000 lbs. N/A
SS08040N7-7T N/A 8 N/A 4 N/A 2.437 N/A 4 1/4 N/A 1 N/A Tapered N/A 4000 lbs. N/A
SS08040N7-8T N/A 8 N/A 4 N/A 2.437 N/A 4 1/4 N/A 1 1/4 N/A Tapered N/A 4000 lbs. N/A
SS10030G6 N/A 10 N/A 3 N/A 1 15/16 N/A 3 1/4 N/A 1 15/16 N/A N/A 3000 lbs. N/A
SS10030G6-7R N/A 10 N/A 3 N/A 1 15/16 N/A 3 1/4 N/A 1 N/A Roller N/A 3000 lbs. N/A
SS10030G6-7R-E5 N/A 10 N/A 3 N/A 1 15/16 N/A 3 1/4 N/A 3/4 N/A Roller/Spanner N/A 3000 lbs. N/A
SS10030G6-8R N/A 10 N/A 3 N/A 1 15/16 N/A 3 1/4 N/A 1 1/4 N/A Roller N/A 3000 lbs. N/A
SS10030S6-6205 N/A 10 N/A 3 N/A 2.044 N/A 3 1/4 N/A 3/4 N/A Ball N/A 3000 lbs. N/A
SS10030F6-5T N/A 10 N/A 3 N/A 1.780 N/A 3 1/4 N/A 3/4 N/A Tapered N/A 3000 lbs. N/A
SS10030M6-7T N/A 10 N/A 3 N/A 1.980 N/A 3 1/4 N/A 1 N/A Tapered N/A 3000 lbs. N/A
SS10030H6-8T N/A 10 N/A 3 N/A 2.327 N/A 3 1/4 N/A 1 1/4 N/A Tapered N/A 3000 lbs. N/A
SS10040J7 N/A 10 N/A 4 N/A 2 7/16 N/A 4 1/4 N/A 2 7/16 N/A N/A 4000 lbs. N/A
SS10040J7-8R N/A 10 N/A 4 N/A 2 7/16 N/A 4 1/4 N/A 1 1/4 N/A Roller N/A 4000 lbs. N/A
SS10040J7-9R N/A 10 N/A 4 N/A 2 7/16 N/A 4 1/4 N/A 1 1/2 N/A Roller N/A 4000 lbs. N/A
SS10040N7-7T N/A 10 N/A 4 N/A 2.437 N/A 4 1/4 N/A 1 1/4 N/A Tapered N/A 4000 lbs. N/A
SS10040N7-8T N/A 10 N/A 4 N/A 2.437 N/A 4 1/4 N/A 1 N/A Tapered N/A 4000 lbs. N/A
SS10050J8 N/A 10 N/A 5 N/A 2 7/16 N/A 5 1/4 N/A 2 7/16 N/A N/A 5000 lbs. N/A
SS10050J8-8R N/A 10 N/A 5 N/A 2 7/16 N/A 5 1/4 N/A 1 1/4 N/A Roller N/A 5000 lbs. N/A
SS10050J8-9R N/A 10 N/A 5 N/A 2 7/16 N/A 5 1/4 N/A 1 1/2 N/A Roller N/A 5000 lbs. N/A
Unit of Measure
1 2 3 4