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FAFNIR SUPERPRECISION BEARINGS

d

D

d

D

d

D

Back-to-Back

Face-to-Face

Tandem

DB

DF

DT

C (WIDTH)

C (WIDTH)

C (WIDTH)

X2

X2

X2

WI Type Duplex Mounting Arrangements

&3MM

in.

mm

in. m

in.

mm

in.

m

in.

mm

in

210WI

1.9685

50

2.5

6.4

3.5433

90

3.0

7.7

0.7874

20

47

211WI

2.1654

55

3.0

7.7

3.9370

100

3.0

7.7

0.8268

21

59

212WI

2.3622

60

3.0

7.7

4.3307

110

3.0

7.7

0.8661

22

59

213WI

2.5591

65

3.0

7.7

4.7244

120

3.0

7.7

0.9055

23

59

214WI

2.7559

70

3.0

7.7

4.9213

125

3.5

9.0

0.9449

24

59

215WI

2.9528

75

3.0

7.7

5.1181

130

3.5

9.0

0.9843

25

59

216WI

3.1496

80

3.0

7.7

5.5118

140

3.5

9.0

1.0236

26

59

217WI

3.3465

85

3.0

7.7

5.9055

150

3.5

9.0

1.1024

28

79

218WI

3.5433

90

3.0

7.7

6.2992

160

4.0

10.3

1.1811

30

79

219WI

3.7402

95

3.0

7.7

6.6929

170

4.0

10.3

1.2598

32

79

220WI

3.9370

100

3.0

7.7

7.0866

180

4.0

10.3

1.3386

34

79

222WI

4.3307

110

3.0

7.7

7.8740

200

4.5

11.5

1.4961

38

79

224WI

4.7244

120

3.0

7.7

8.4646

215

4.5

11.5

1.5748

40

79

226WI

5.1181

130

4.0

10.3

9.0551

230

4.5

11.5

1.5748

40

98

230WI

5.9055

150

4.0

10.3

10.6299

270

5.0

12.8

1.7717

45

98

Nominal

Tolerance

Nominal

Tolerance

Nominal

Tolerance

Dimension

+.0000"

Dimension

+.0000"

Dimension

+.0000"

+.0m

+.0m

+.0m

2MM

to minus

to minus

to minus

Width*

Bearing

Outside

Number

Bore

Diameter

  • *

    Refer to page E4 for width tolerance of preloaded bearings.

** ABMA std. 20 (ras max

).

.

  • m

130 150 150 150 150

150 150 200 200 200

200 200 200 250 250

DIMENSIONS – TOLERANCES All inch tolerance in .0001 Units

Maximum

Fillet Radius Bearing Corner

Ball Complement

will Clear **

0.059

1.5

15

1116

0.079

2.0

15

3 4

0.079

2.0

15

1316

0.079

2.0

14

7 8

0.079

2.1

14

1516

0.039

1.0

14

1 2

0.059

1.5

14

9 16

0.059

1.5

14

5 8

0.059

1.5

14

21 32

0.059

1.5

14

1116

0.079

2.1

14

1

0.079

2.1

14

1 1 ⁄8

0.079

2.1

14

3 1 ⁄16

0.098

2.5

17

3 1 ⁄16

0.098

2.5

15

1 1 ⁄2

in.

mm

Qty.

(Dia.)in.

102800

57

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