Shaft Diameter

Part Number

A

Pilot Diameter

B

Distance Between Bolt Holes

L

Mounting Surface to 

Collar Face

R

Bolt Circle Radius

C

D

F

Bolts

H

J

M

P

U

Approx. Weight

1 7/16

ZBR6107

3.625

3 3/32

1 61/64

2 3/16

5 1/4

3 21/64

3/8

1/2

1 3/8

2 25/64

1 9/64

3/4

5.40

1 11/16

ZBR6111

4.250

3 5/8

2 3/16

2 9/16

6 1/8

3 47/64

7/16

1/2

1 17/32

2 41/64

1 9/32

7/8

8.40

1 15/16

ZBR6115

4.500

3 51/64

2

2 11/16

6 3/8

3 41/64

7/16

9/16

1 9/16

2 55/64

1 1/8

7/8

9.60

45.00

ZBR6045MM

114.300

96.44

50.80

68.26

161.93

92.47

11.00

14.29

39.69

72.63

28.58

22.23

4.40

2 3/16

ZBR6203

5.000

4 1/4

2 7/64

3

7 1/8

3 11/16

1/2

9/16

1 9/16

3 15/64

1 5/32

1

13.70

55.00

ZBR6055MM

127.000

107.95

53.57

76.20

180.98

93.66

13.00

14.29

39.69

82.15

29.37

25.40

5.90

2 3/8

ZBR6206

5.500

4 19/32

2 23/64

3 1/4

7 5/8

4 1/16

1/2

5/8

1 11/16

3 19/32

1 27/64

1

16.20

2 7/16

ZBR6207

15.90

60.00

ZBR6060MM

139.700

116.66

59.92

82.55

193.68

103.19

13.00

15.88

42.86

91.28

36.12

25.40

7.20

2 11/16

ZBR6211

6.375

5 19/64

2 17/32

3 3/4

8 3/4

4 17/32

5/8

3/4

2

4 3/32

1 25/64

1 1/4

26.10

2 3/4

ZBR6212

24.80

2 15/16

ZBR6215

22.70

70.00

ZBR6070MM

161.925

134.54

64.29

95.25

222.25

115.09

16.00

19.05

50.80

103.98

35.32

31.75

11.20

75.00

ZBR6075MM

10.30

3 3/16

ZBR6303

7.375

6 3/32

3 1/32

4 5/16

10 1/4

5 1/32

3/4

15/16

2

4 61/64

1 19/32

1 1/4

38.00

3 7/16

ZBR6307

36.50

80.00

ZBR6080MM

187.325

154.79

76.99

109.54

260.35

127.79

19.00

23.81

50.80

125.81

40.48

31.75

17.20

85.00

ZBR6085MM

17.10

3 11/16

ZBR6311

8.125

6 5/8

3 23/64

4 11/16

10 7/8

5 25/32

3/4

1 1/8

2 1/2

5 43/64

1 47/64

1 1/2

56.00

3 15/16

ZBR6315

53.00

90.00

ZBR6090MM

206.375

168.28

85.32

119.06

276.23

146.84

19.00

28.58

63.50

144.07

44.05

38.10

24.00

100.00

ZBR6100MM