| Wheel Diameter |
Tread Width |
Capacity each (lbs) |
Wheel Description |
Wheel Bearing |
Swivel Stem Caster Models |
Rigid Stem Caster Models |
Load Height |
Swivel Radius |
Weight (lbs) |
| 2-1/2" |
1-1/4" |
125 |
Performa Rubber (Conductive Flat) |
Ball |
D-E440702B |
D-E440802B |
3-13/16" |
2-9/16" |
1-3/4 |
| 2-1/2" |
1-1/4" |
140 |
Performa Rubber (Flat) |
Delrin |
A440702B |
A440802B |
3-13/16" |
2-9/16" |
1-3/4 |
| 2-1/2" |
1-1/4" |
140 |
Performa Rubber (Flat) |
Ball |
E440702B |
A440802B |
3-13/16" |
2-9/16" |
1-3/4 |
| 2-1/2" |
1-1/4" |
200 |
Polyolefin |
Delrin |
C50702B |
A440802B |
3-13/16" |
2-9/16 |
1-3/4 |
| 2-1/2" |
1-1/4" |
200 |
Polyolefin |
Ball |
E50702B |
A440802B |
3-13/16" |
2-9/16 |
1-3/4 |
| 2-1/2" |
1-1/4" |
250 |
Polyurethane (Hi-Tech) |
Delrin |
A90702B |
A440802B |
3-13/16" |
2-9/16 |
1-1/2 |
| 2-1/2" |
1-1/4" |
250 |
Polyurethane (Hi-Tech) |
Ball |
E90702B |
E90802B |
3-13/16" |
2-9/16 |
1-1/2 |
| 2-1/2" |
1-1/4" |
300 |
Cast Iron |
Sleeve |
B10702B | B10802B |
3-13/16" |
2-9/16 |
2-1/8 |
| 2-1/2" |
1-7/16" |
300 |
Phenolic |
Roller |
I10702B | I10802B |
3-13/16" |
2-9/16 |
1-3/4 |
| 3" |
1-1/4" |
150 |
Rubber (Hi-Tech) |
Plain |
B40733B | B40833B |
4-1/16" |
2-3/4 |
2 |
| 3" |
1-1/4" |
200 |
Polyurethane (Hi-Tech) |
Plain |
B90733B | B90833B |
4-1/16" |
2-11/16 |
2 |
| 3" |
1-1/4" |
200 |
Polyolefin |
Delrin |
B50733B | B50833B |
4-1/16" |
2-11/16 |
2 |
| 3" |
1-15/32" |
300 |
Phenolic |
Roller |
I030733B | B50833B |
4-1/16" |
2-11/16 |
2-3/4 |
| 3-1/2" |
1-5/16" |
210 |
Performa Rubber (Conductive Round) |
Ball |
D-E440703B | D-E650803B |
4-13/16" |
3-1/16" |
2-1/4 |
| 3-1/2" |
1-5/16" |
210 |
Performa Rubber (Round Tread) |
Delrin |
A650803B | A650803B |
4-13/16" |
3-1/16" |
2-1/4 |
| 3-1/2" |
1-5/16" |
210 |
Performa Rubber (Round Tread) |
Ball |
E650703B | E650803B |
4-9/16" |
3-1/16" |
2-1/4 |
| 3-1/2" |
1-1/4" |
225 |
Performa Rubber (Conductive Flat) |
Ball |
D-E440703B | D-E440803B |
4-9/16" |
3-1/16" |
2-1/4 |
| 3-1/2" |
1-1/4" |
230 |
Polyolefin |
Delrin |
C50703B | C50803B |
4-9/16" |
3-1/16" |
2-1/8 |
| 3-1/2" |
1-1/4" |
230 |
Polyolefin |
Ball |
E50703B | E50803B |
4-9/16" |
3-1/16" |
2-1/8 |
| 3-1/2" |
1-1/4" |
250 |
Performa Rubber (Flat Tread) |
Delrin |
A440703B | A440803B |
4-9/16" |
3-1/16" |
2-1/8 |
| 3-1/2" |
1-1/4" |
250 |
Performa Rubber (Flat Tread) |
Ball |
E440703B | E440803B |
4-9/16" |
3-1/16" |
2-1/8 |
| 3-1/2" |
1-1/4" |
250 |
Riveted Disc Polyurethane |
Ball |
IE30703B | IE30803B |
4-9/16" |
3-1/16" |
2-3/8 |
| 3-1/2" |
1-1/4" |
250 |
Polyurethane Hi-Tech |
Delrin |
A90703B | A90803B |
4-9/16" |
3-1/16" |
1-3/4 |
| 3-1/2" |
1-1/4" |
250 |
Polyurethane Hi-Tech |
Ball |
E90703B | E90803B |
4-9/16" |
3-1/16" |
1-3/4 |
| 3-1/2" |
1-1/4" |
300 |
Hi-Temp Thermo |
Plain |
THB50703B | THB50803B |
4-9/16" |
3-1/16" |
3-1/8 |
| 3-1/2" |
1-1/4" |
300 |
Cast Iron |
Sleeve |
B10703B | B10803B |
4-9/16" |
3-1/16" |
3 |
| 4" |
1-1/4" |
250 |
Performa Rubber (Conductive Flat) |
Ball |
D-E440704B | D-E440804B |
5" |
3-5/16 |
2-1/4 |
| 4" |
1-1/4" |
275 |
Polyolefin |
Delrin |
C50704B | C50804B |
5" |
3-5/16 |
2-1/4 |
| 4" |
1-1/4" |
275 |
Polyolefin |
Ball |
E50704B | E50804B |
5" |
3-5/16 |
2-1/4 |
| 4" |
1-1/4" |
275 |
Polyurethane Hi-Tech |
Delrin |
A90704B | A90804B |
5" |
3-5/16 |
2 |
| 4" |
1-1/4" |
275 |
Polyurethane Hi-Tech |
Ball |
E90704B | E90804B |
5" |
3-5/16 |
2 |
| 4" |
1-1/4" |
300 |
Performa Rubber (Flat Tread) |
Delrin |
A440704B | A440804B |
5" |
3-5/16 |
2-1/4 |
| 4" |
1-1/4" |
300 |
Performa Rubber (Flat Tread) |
Ball |
E440704B | E440804B |
5" |
3-5/16 |
2-1/4 |
| 4" |
1-1/4" |
300 |
Hi-Temp Thermo |
Plain |
THB50704B | THB50804B |
5" |
3-5/16 |
3-1/4 |
| 4" |
1-1/4" |
300 |
Cast Iron |
Sleeve |
B10704B | B10804B |
5" |
3-5/16 |
3-1/2 |
| 5" |
1-5/16" |
250 |
Performa Rubber (Conductive Round) |
Ball |
D-E650705B | D-E650805B |
6-1/16" |
4-1/16 |
3 |
| 5" |
1-5/16" |
250 |
Performa Rubber (Round Tread) |
Delrin |
A650705B | A650805B |
6-1/16" |
4-1/16 |
3 |
| 5" |
1-5/16" |
210 |
Performa Rubber (Round Tread) |
Ball |
E650705B | E650805B |
6-1/16" |
4-1/16 |
3 |
| 5" |
1-1/4" |
250 |
Performa Rubber (Conductive Flat) |
Ball |
D-E440705B | D-E440805B |
6-1/16" |
4-1/16 |
3 |
| 5" |
1-1/4" |
300 |
Polyolefin |
Delrin |
C50705B | C50805B |
6-1/16" |
4-1/16 |
2-11/16 |
| 5" |
1-1/4" |
300 |
Polyolefin |
Ball |
E50705B | E50805B |
6-1/16" |
4-1/16 |
2-3/4 |
| 5" |
1-1/4" |
300 |
Riveted Disc Polyurethane |
Ball |
IE30705B | IE30805B |
6-1/16" |
4-1/16 |
3 |
| 5" |
1-1/4" |
300 |
Polyurethane Hi-Tech |
Delrin |
A90705B | A90805B |
6-1/16" |
4-1/16 |
2-1/2 |
| 5" |
1-1/4" |
300 |
Polyurethane Hi-Tech |
Ball |
E90705B | E90805B |
6-1/16" |
4-1/16 |
2-1/2 |
| 5" |
1-1/4" |
300 |
Cast Iron |
Sleeve |
B10805B | B10805B |
6-1/16" |
4-1/16 |
3-3/4 |
| 5" |
1-1/4" |
325 |
Performa Rubber (Flat Tread) |
Delrin |
A440705B | A440805B |
6-1/16" |
4-1/16 |
2-11/16 |
| 5" |
1-1/4" |
325 |
Performa Rubber (Flat Tread) |
Ball |
E440705B | E440805B |
6-1/16" |
4-1/16 |
2-3/4 |
| 5" |
1-1/4" |
325 |
Hi-Temp Thermo |
Plain |
THB50705B | THB50805B |
6-1/16" |
4-1/16 |
3-3/4 |