Shaft 

Diameter

Part Number

A

Pilot 

Diameter

B

Bolt Hole 

Circle 

Diameter

L

Mounting 

Surface to 

Collar Face

C

D

F

Bolts

H

M

U

Y

Approx.

 Weight

7/8

FC3Y214N *Δ■

3.000

3 5/8

1 1/8

4 3/8

1 3/4

3/8

5/8

1 1/2

1/2

1 7/16

3.10

15/16

FC3Y215N *Δ■

1

FC3Y216N *Δ■

1 1/8

FC3Y218N *Δ■

3.375

4 1/8

1 3/8

5

1 29/32

7/16

13/16

1 3/4

27/64

1 23/32

4.60

1 3/16

FC3Y219N *Δ■

1 1/4

FC3Y2E20N *Δ■

1 1/4

FC3Y220N *Δ■

3.625

4 3/8

1 21/32

5 1/4

2 1/64

7/16

1 1/16

2 3/16

15/32

2

4.90

1 3/8

FC3Y222N *Δ■

1 7/16

FC3Y223N *Δ■

1 1/2

FC3Y224N *Δ■

3.625

4 3/8

1 43/64

5 1/4

2 7/32

7/16

1 1/32

2 3/8

15/32

2 1/16

4.60

1 5/8

FC3Y226N *Δ■

4.250

5 1/8

1 45/64

6 1/8

2 7/32

1/2

1 1/16

2 1/2

15/32

2 5/64

6.60

1 11/16

FC3Y227N *Δ■

1 3/4

FC3Y228N *Δ■

1 15/16

FC3Y231N *Δ■

4.500

5 3/8

1 7/8

6 3/8

2 15/32

1/2

1 13/64

2 3/4

5/8

2 1/4

7.70

2

FC4Y232N *Δ■

4.500

5 3/8

1 31/32

6 3/8

2 13/16

1/2

1 1/32

3

5/8

2 17/64

7.20

2

FC3Y232N *Δ■

5.000

6

1 27/32

7 1/8

2 13/16

9/16

1

3

7/8

2 1/8

11.00

2 3/16

FC3Y235N *Δ■

2 1/4

FC3Y236N *Δ■

5.500

6 1/2

1 29/32

7 5/8

3 1/16

9/16

1

3 5/16

7/8

2 11/64

12.50

2 3/8

FC3Y238N *Δ■

2 7/16

FC3Y239N *Δ■