One Swivel Caster and Two Axle-Mounted Wheels

Two Rigid Casters

Two Swivel Casters

Two Swivel and Two Rigid Casters

Two Swivel Casters and Two Axle-Mounted Wheels

Three Swivel Casters

Four Swivel Casters

Four Swivel Casters (Two with Brakes)

Five Swivel Casters

Six Swivel Casters

Four Axle-Mounted Wheels

Six Axle-Mounted Wheels

Eight Axle-Mounted Wheels

Ten Axle-Mounted Wheels

Inch

Metric

Less than 1,000 lb.

1,000 lb. to 9,999 lb.

10,000 lb. to 19,999 lb.

20,000 lb. to 29,999 lb.

30,000 lb. or greater

9 7/8"

13"

18"

19"

24"

25 1/2"

26"

27"

28"

30"

32"

32 1/4"

33 1/2"

36"

36 1/2"

41"

42"

48"

48 1/2"

49 3/8"

60"

72"

84"

96"

1 1/2"

1 5/8"

2"

2 7/16"

2 1/2"

3"

3 1/8"

3 1/2"

4"

4 15/16"

5"

6"

8"

10"

13 1/2"

18"

21 1/4"

22" to 28"

23" to 30"

24"

28" to 42 1/2"

29 1/4"

30"

30" to 42"

31" to 43"

32"

32 1/4"

33" to 41"

33 1/2"

34"

34" to 40"

34 1/4"

34 3/4"

35"

36"

37 1/2"

38 1/2"

39"

40 1/2"

42"

43"

Bracket

Freestanding

Plate

Stem

14 1/4"

16"

16 3/4"

18"

18 1/2"

19"

19 1/4"

20"

20 1/4"

20 1/2"

22"

24"

24 1/2"

25"

26"

26 7/8"

28"

30"

36"

42"

Aluminum

Iron

Plastic

Rubber

Steel

5 gal.

6 gal.

15 gal.

20 gal.

30 gal.

35 gal.

55 gal.

85 gal.

Rigid

Swivel

Two Rigid and Two Swivel with Brakes

304 Stainless Steel

Aluminum

Iron

Plastic

Steel

Wood

Plastic

Stainless Steel

Steel

Wood

Compliant

Compliant with Exemptions

Not Compliant

Compliant

Not Compliant

EAR99

Exempt

Iron

Plastic

Stainless Steel

Steel

1"

1 1/2"

3"

4 1/2"

20 mm

30 mm

40 mm

45 mm

80 mm

90 mm

120 mm

4"

4 1/2"

5"

5 1/2"

6"

6 1/4"

7"

7 7/8"

8 1/8"

11 1/2"

15 1/8"

15 3/4"

16"

18 1/4" to 28"

19 1/2"

21"

23 3/4"

24"

29 5/8"

30"

32"

33"

33 1/2"

36"

42"

48"

60"