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44 / 168

2MM9100WI

0.04

0.018

490

2,200

1,210

5,400

68,500

3

13

6

25

12

55

2MM9101WI

0.04

0.020

650

2,900

1,430

6,400

57,300

5

20

10

45

20

90

2MM9102WI

0.07

0.030

820

3,600

1,630

7,300

48,600

5

20

15

65

30

130

2MM9103WI

0.08

0.038

770

3,400

1,530

6,800

43,100

5

20

20

90

35

160

2MM9104WI

0.15

0.067

1,350

6,000

2,600

11,600

37,100

10

45

20

90

40

180

FAFNIR SUPERPRECISION BEARINGS

Extra-Light 2MM9100WI Series

2MM9120WI

2.86

1.299

17,400

77,400

18,800

83,600

8,300

50

220

125

560

250

1110

450

2000

2MM9121WI

3.57

1.617

20,100

89,400

22,000

97,900

7,900

55

240

135

600

275

1220

550

2450

2MM9122WI

4.50

2.043

23,100

102,700

24,600

109,400

7,500

60

270

150

670

300

1330

600

2670

2MM9124WI

4.81

2.180

24,400

108,500

25,000

111,200

6,900

65

290

175

780

350

1560

650

2890

2MM9126WI

7.21

3.273

30,800

137,000

32,200

143,200

6,400

75

330

200

890

400

1780

825

3670

Bearing

Weight

Static

Extended

Permis-

Number

Per Bearing

Load Rating

Dynamic

sible

2MM9110WI

0.57

0.258

4,670

20,800

6,270

27,900

16,300

20

89

30

130

60

270

150

670

2MM9111WI

0.84

0.383

6,420

28,600

8,500

37,800

14,700

25

110

35

160

75

330

150

670

2MM9112WI

0.90

0.409

6,860

30,500

8,730

38,800

13,600

25

110

40

180

75

330

200

890

2MM9113WI

0.96

0.435

7,330

32,600

8,950

39,800

12,700

25

110

50

220

100

440

200

890

2MM9114WI

1.33

0.604

9,150

40,700

11,300

50,300

11,700

30

130

60

270

125

560

250

1110

2MM9128WI

7.62

3.454

32,600

145,000

32,900

146,300

5,900

85

380

225

1000

450

2000

875

3890

2MM9130WI

9.26

4.200

37,800

168,100

37,600

167,200

5,600

100

440

250

1110

550

2450

1000

4450

2MM9132WI

11.44

5.188

43,300

192,600

42,600

189,500

5,200

110

490

300

1330

600

2670

1200

5340

2MM9134WI

15.43

6.999

55,200

245,500

52,600

234,000

4,900

130

580

375

1670

750

3340

1500

6670

2MM9136WI

20.40

9.250

62,100

276,200

58,100

258,400

4,600

150

670

390

1730

780

3470

1560

6940

2MM9140WI

26.78

12.148

75,800

337,200

66,700

296,700

4,100

210

930

500

2220

1000

4450

2000

8900

RADIAL LOAD RATING AT 33 13 RPM Based on 1500 hours L10 Life and Permissible Speed

Preload Levels **

2MM9105WI

0.17

0.077

1,660

7,400

2,900

12,900

30,900

10

45

25

110

60

270

2MM9106WI

0.25

0.113

2,310

10,300

3,770

16,800

25,500

15

65

30

130

75

330

2MM9107WI

0.33

0.151

3,070

13,700

4,760

21,200

22,600

20

90

50

220

90

400

2MM9108WI

0.41

0.187

3,360

14,900

4,920

21,900

19,900

20

90

50

220

100

440

2MM9109WI

0.53

0.240

4,330

19,300

6,080

27,000

17,900

30

130

60

270

125

560

2MM9115WI

1.41

0.638

9,790

43,500

11,600

51,600

11,000

30

130

60

270

125

560

275

1220

2MM9116WI

1.89

0.859

12,400

55,200

14,600

64,900

10,300

35

160

70

310

150

670

350

1560

2MM9117WI

1.99

0.901

13,200

58,700

15,000

66,700

9,700

40

180

80

360

175

780

375

1670

2MM9118WI

2.58

1.170

15,500

68,900

17,900

79,600

9,200

40

180

100

440

200

890

400

1780

2MM9119WI

2.69

1.222

16,500

73,400

18,300

81,400

8,700

45

200

110

490

220

980

445

1980

PHYSICAL CHARACTERISTICS – LOAD RATINGS

102800

Extralight (DUX)

lbs

N

  • *

    Limits shown for a

** All ceramic hybrid

44

Load Ratings

Speed

Ce

Ng *

lbs

Medium (DUM) lbs

N

lbs

lbs

single row, spring bearing preloads

lbs

N

RPM

Light (DUL)

N

Heavy (DUH)

N

kg

preloaded are equiva

N

and grease lubricated bea lent to the table above.

ring.

lbs

Co

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