Shaft 

Diameter

Part Number

B O.D.

J

Outer 

Ring 

Width

D

G

N

S

T

Y

Approx. 

Weight

1/2

SG2B08ELPA♦● □Δ

1.5748

0.5118

63/64

0.3440

0.941

0.19

#10-32

0.158

0.25

5/8

SG210ELPA♦● □Δ

0.21

11/16

SG211ELPA♦● □Δ

0.19

3/4

SG212ELPA♦● □Δ

1.8504

0.5906

1 1/8

0.3760

1.121

0.23

1/4-28

0.176

0.32

20.00

SG2M20ELPA♦●□Δ

47.0000

15.0000

28.58

9.5500

28.470

5.80

M6X1

4.470

0.10

7/8

SG214ELPA♦● □Δ

2.0472

0.5906

1 11/64

0.3760

1.313

0.25

1/4-28

0.176

0.43

15/16

SG215ELPA♦● □Δ

0.40

1

SG216ELPA♦● □Δ

0.37

25.00

SG2M25ELPA♦●□Δ

52.0000

15.0000

29.77

9.5500

33.350

6.40

M6X1

4.470

0.20

1 1/8

SG218ELPA♦● □Δ

2.4409

0.7087

1 11/32

0.3920

1.587

0.31

5/16-24

0.202

0.63

1 3/16

SG219ELPA♦● □Δ

0.60

1 1/4

SG2E20ELPA♦● □Δ

0.57

30.00

SG2M30ELPA♦●□Δ

62.0000

18.0000

34.14

9.9600

40.310

7.90

M8X1.25

5.130

0.30

1 1/4

SG220ELPA♦● □Δ

2.8346

0.7480

1 9/16

0.4540

1.847

0.34

5/16-24

0.227

1.02

1 3/8

SG222ELPA♦● □Δ

0.92

1 7/16

SG223ELPA♦● □Δ

0.86

35.00

SG2M35ELPA♦●□Δ

72.0000

19.0000

39.67

11.5300

46.910

8.60

M8X1.25

5.770

0.40

1 1/2

SG224ELPA♦● □Δ

3.1496

0.8661

1 21/32

0.4850

2.083

0.34

5/16-24

0.263

1.27

1 5/8

SG2E26ELPA♦● □Δ

1.20

40.00

SG2M40ELPA♦●□Δ

80.0000

22.0000

42.06

12.3200

52.910

8.60

M8X1.25

6.680

0.50

1 5/8

SG226ELPA♦● □Δ

3.3465

0.8661

1 49/64

0.5320

2.281

0.36

5/16-24

0.256

1.50

1 11/16

SG227ELPA♦● □Δ

1.43

1 3/4

SG228ELPA♦● □Δ

1.36

1 7/8

SG230ELPA♦● □Δ

3.5433

0.8661

1 13/16

0.5320

2.475

0.38

3/8-24

0.256

1.57

1 15/16

SG231ELPA♦● □Δ

1.48

2

SG2E32ELPA♦● □Δ

1.39

2

SG232ELPA♦● □Δ

3.9370

0.9843

1 13/16

0.5370

2.749

0.38

3/8-24

0.298

2.27

2 3/16

SG235ELPA♦● □Δ

1.97

2 1/4

SG2E36ELPA♦● □Δ

1.87

2 1/4

SG236ELPA♦● □Δ

4.3307

1.0630

1 57/64

0.5780

3.012

0.38

3/8-24

0.330

2.85

2 3/8

SG238ELPA♦● □Δ

2.61

2 7/16

SG239ELPA♦● □Δ

2.49

2 15/16

SG247ELPA♦● □Δ

5.1181

1.1835

2 17/64

0.8040

3.632

0.37

3/8-24

0.266

3.96