Irwin Car and Equipment

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Stub Axle Wheel Assemblies 

Model No. SA-101

The 1- through 15-ton Stub Axle Wheel Assembly includes the following:

  • 1 - Wheel
  • 2 - Axle boxes-high-grade cast iron
  • 1 - Wheel set of tapered roller bearings including dust collars
  • 1 - Axle C1045 hot rolled steel with lube fitting

Wheel diameters 10" thru 20" are available.

 

Capacity Shaft Dia. A Shaft Dia. B Shaft Dia. C D E F G H I J
1 ton 1-5/8" 1-3/8" 1-1/8" 8-3/4 10 5-1/8 1-3/4 3-5/8 3 7
3 ton 2-1/4" 2" 1-3/4" 13 14 6-3/4 2-1/2 6-1/4 4-1/4 9-5/8
5 ton 2-3/4" 2-1/2" 2-1/4" 13 14 6-3/4 2-1/2 6-1/4 4-1/4 9-5/8
8 ton 3" 2-3/4" 2-1/2" 13 14 6-3/4 2-1/2 6-1/4 4-1/4 9-5/8
10 ton 3-1/4" 3" 2-3/4" 14-3/4 14 7-5/8 3 7-1/8 5-7/8 10
12 ton 3-1/4" 3" 2-3/4" 14-3/4 14 7-5/8 3 7-1/8 5-7/8 10
15 ton 3-3/4" 3-1/2" 3-1/4" 14-3/4 14 7-5/8 3 7-1/8 5-7/8 10
Capacity K L M N O P Q R Approx. WT.
1 ton 2 1-3/4 1/2 3/4 8 6 3 1 190 lbs.
3 ton 2-5/8 2-1/4 3/4 1-1/8 9-3/4 7-1/2 3-3/4 1-1/8 210 lbs.
5 ton 2-5/8 2-1/4 3/4 1-1/8 9-3/4 7-1/2 3-3/4 1-1/8 225 lbs.
8 ton 2-5/8 2-1/4 3/4 1-1/8 9-3/4 7-1/2 3-3/4 1-1/8 235 lbs.
10 ton 3 3-1/2 3/4 1-3/8 15 11 5-1/2 2 350 lbs.
12 ton 3 3-1/2 3/4 1-3/8 15 11 5-1/2 2 360 lbs.
15 ton 3 3-1/2 3/4 1-3/8 15 11 5-1/2 2 390 lbs.

 

Model No. SA-102

The 25- and 40-ton Stub Axle Wheel Assembly includes the following:

  • 1 - 18" or 22" diameter wrought steel wheel-heat treated
  • 2 - Axle boxes-high-grade cast iron on the 25 ton and cast steel on the 40 ton
  • 1 - "AP" tapered roller bearing
  • 1 - Axle C1045 cold rolled steel
  • 2 - End caps with hardware
  • Load ratings are based on 15 RPM. RPM's greater than 15 are available
  • Operating temperature 300°F maximum
  • Units are completely assembled, painted, permanently lubricated and ready for installation
Capacity A B C D E F G H
25 ton 15 5-1/2 1-3/8 1-3/4 13-3/4 5 1-5/32 3-27/32
40 ton 17 6-1/2 2 2 16-1/2 5 1-5/32 3-27/32
Capacity I J K L M N O P WT.
25 ton 6 4 18 or 22 7-1/8 13/32 6-5/8 4 3/4 670
40 ton 7 5 8-1/4 13/32 8-1/4 5-3/16 1 800