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FAFNIR SUPERPRECISION BEARINGS

Ultra-Light 9300WI Series

2MM9310WI

14,600

11,000

7,300

1.4

2.3

0.95

1.27

24,800

18,700

12,400

2MM9311WI

13,300

10,000

6,600

1.9

3.0

1.3

1.7

22,600

17,000

11,200

2MM9312WI

12,200

9,200

6,100

2.0

3.2

1.4

1.8

20,700

15,600

10,400

2MM9313WI

11,400

8,500

5,700

2.1

3.4

1.4

1.9

19,400

14,500

9,700

2MM9314WI

10,500

7,900

5,200

3.6

5.7

2.4

3.2

17,900

13,400

8,800

2MM9300WI

62,000

46,500

31,000

0.09

0.15

0.06

0.08

105,400

2MM9301WI

53,800

40,300

26,900

0.11

0.17

0.07

0.10

91,500

2MM9302WI

44,500

33,400

22,200

0.17

0.28

0.12

0.15

75,700

2MM9303WI

40,100

30,100

20,000

0.19

0.30

0.12

0.16

68,200

2MM9304WI

33,700

25,300

16,800

0.4

0.6

0.25

0.34

57,300

2MM9320WI

7,300

5,500

3,600

7.5

12.0

5.0

6.7

12,400

2MM9322WI

6,700

5,000

3,400

8.1

13.0

5.4

7.3

11,400

2MM9324WI

6,200

4,600

3,100

11.1

17.8

7.4

9.9

10,500

2MM9326WI

5,700

4,300

2,800

14.6

23.3

9.7

13.0

9,700

2MM9328WI

5,300

4,000

2,600

15.5

24.8

10.4

13.8

9,000

79,100

52,700

68,500

45,700

56,800

37,700

51,200

34,000

43,000

28,600

9,400

6,100

8,500

5,800

7,800

5,300

7,300

4,800

6,800

4,400

15 Degree

(DUL)

(DUM)

(DUH)

25 %

40 %

15 %

20 %

(DUL)

Contact Angle

Light

Medium

Heavy

(grams)

(grams)

(grams)

(grams)

Light

2MM9305WI

27,800

20,900

13,900

0.4

0.7

0.29

0.39

47,300

2MM9306WI

23,800

17,800

11,900

0.5

0.8

0.34

0.45

40,500

2MM9307WI

20,300

15,200

10,200

0.8

1.2

0.51

0.68

34,500

2MM9308WI

17,900

13,400

9,000

1.2

1.9

0.80

1.07

30,400

2MM9309WI

16,000

12,000

8,000

1.3

2.1

0.88

1.18

27,200

2MM9315WI

9,800

7,400

4,900

3.8

6.1

2.5

3.4

16,700

2MM9316WI

9,300

7,000

4,600

4.0

6.4

2.7

3.5

15,800

2MM9317WI

8,600

6,500

4,300

5.3

8.6

3.6

4.8

14,600

2MM9318WI

8,200

6,200

4,100

5.9

9.4

3.9

5.2

13,900

2MM9319WI

7,800

5,900

3,900

6.1

9.7

4.1

5.4

13,300

“DB” Mounting

(DUM)

(DUH)

Medium

Heavy

35,500

23,600

30,300

20,200

25,800

17,300

22,800

15,300

20,400

13,600

12,600

8,300

11,900

7,800

11,100

7,300

10,500

7,000

10,000

6,600

6,300

4,300

5,900

3,900

5,600

3,700

4,700

3,100

Notes: For 3MM (25 Degree Contact Angle) Spindle Bearings, use 90% of the Permissible Operating Speeds above.

  • *

    For 2MMC and 3MMC Spindle Bearings, use 120% of the Permissible Operating Speeds.

For other bearing configurations beside a back-to-back mounted duplex set, please refer to page E36 to calculate the permissible operating speed (Sp.).

OIL

2MM9330WI

5,000

3,700

2,500

24.8

39.7

16.6

22.1

8,500

2MM9332WI

4,600

3,500

2,300

26.2

41.9

17.5

23.3

7,900

2MM9334WI

4,400

3,300

2,200

28.2

45.2

18.9

25.1

7,500

2MM9340WI

3,700

2,800

1,800

56.8

90.9

37.9

50.6

6,300

PERMISSIBLE OPERATING SPEEDS – RPM 2MM & 3MM Superprecision Angular Contact Spindle Bearings

Kluber Isoflex NBU 15

GREASE

“DB” Mounting

Grease Capacity

20

102800

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