102 NOSE SEIKO CO.,LTD.

NAF

SEPARABLE NEEDLE ROLLER BEARINGSWITH INNER RING

NAF(W) TYPE■

NAFW

naF(

W)

NAF

103NOSE SEIKO CO.,LTD.

NAFW

D

γ

Fd

γ

C

dDa b

Db

da

naF(

W)

FdD

Cγ

γ

NAF

Shaft Diameter

(mm)

Designation Dimensions (mm) Standard mounting dimensions (mm)

Basic dynamic load rating

Basic static load rating

Limiting speed＊

Mass Usable bearing designation

g

NAF(W) d D C rs min F db Da MAX

daDb Cr

NCor N rpm g

(approx) OUTER RING INNER RINGMIN MAX

6 NAF 61710 6 0-0.008 17 10 0.3 10 12.4 15 8 9.7 10.4 4 100 4 500 28 000 14 RNAF101710 IR61010

7 NAF 72012 7 0-0.008 20 12 0.3 10 13.5 18 9 9.7 10.4 6 000 6 000 28 000 23 RNAF102012 IR71012

9 NAF 92212 9 0-0.008 22 12 0.3 12 17.5 20 11 11.5 12.4 9 000 8 400 26 000 24 RNAF122212 IR91212

10NAF 102213NAFW 102220NAF 102612

101010

0-0.008

222226

132012

0.30.30.3

141414

17.617.619.4

202024

121212

131313

14.614.614.6

7 80010 800

9 800

9 40014 200

9 700

24 00024 00024 000

264036

RNAF142213RNAFW142220RNAF142612

IR101413IR101420IR101412

12NAF 122413NAFW 122420NAF 122812

121212

0-0.008

242428

132012

0.30.30.3

161616

19.619.621.4

222226

141414

151515

16.616.616.6

8 60011 90010 500

11 00016 70010 900

23 00023 00023 000

304540

RNAF162413RNAFW162420RNAF162812

IR121613IR121620IR121612

15NAF 152813NAFW 152826NAF 153212

151515

0-0.008

282832

132612

0.30.30.3

202020

23.623.625.4

262630

171717

191919

20.620.620.6

9 60016 50012 400

13 50027 10014 300

20 00020 00020 000

377651

RNAF202813RNAFW202826RNAF203212

IR152013IR152026IR152012

17

NAF 173013NAFW 173026NAF 173516NAFW 173532

17171717

0-0.008

30303535

13261632

0.30.30.30.3

22222222

25.625.627.827.8

28283333

19191919

21212121

22.622.622.622.6

10 20017 60017 60030 200

15 20030 30020 90041 900

18 00018 00018 00018 000

438577

155

RNAF223013RNAFW223026RNAF223516RNAFW223532

IR172213IR172226IR172216IR172232

20

NAF 203517NAFW 203526NAF 203716NAFW 203732

20202020

0-0.010

35353737

17261632

0.30.30.30.3

25252525

29.529.530.430.4

33333535

22222222

24242424

25.625.625.625.6

17 30022 50019 40033 200

26 60037 20024 50049 000

16 00016 00016 00016 000

75114

80158

RNAF253517RNAFW253526RNAF253716RNAFW253732

IR202517IR202526IR202516IR202532

25

NAF 254017NAFW 254026NAF 254216NAFW 254232

25252525

0-0.010

40404242

17261632

0.30.30.30.3

30303030

34.534.535.435.4

38384040

27272727

29292929

30.630.630.630.6

18 60024 20020 80035 700

31 10043 40028 30056 800

13 00013 00013 00013 000

88136

94187

RNAF304017RNAFW304026RNAF304216RNAFW304232

IR253017IR253026IR253016IR253032

30

NAF 304517NAFW 304526NAF 304716NAFW 304732

30303030

0-0.010

45454747

17261632

0.30.30.30.3

35353535

39.539.540.440.4

43434545

32323232

34343434

35.635.635.635.6

20 50026 60023 00039 500

36 90051 60033 80067 800

11 00011 00011 00011 000

100155108215

RNAF354517RNAFW354526RNAF354716RNAFW354732

IR303517IR303526IR303516IR303532

＊ Suitable for oil lubrication. In case of grease lubrication, down to 50％ of this value.

104 NOSE SEIKO CO.,LTD.

NAF

SEPARABLE NEEDLE ROLLER BEARINGSWITH INNER RING

NAF(W) TYPE■

NAFW

naF(

W)

NAF

105NOSE SEIKO CO.,LTD.

NAFW

D

γ

Fd

γ

C

dDa b

Db

da

naF(

W)

FdD

Cγ

γ

NAF

Shaft Diameter

(mm)

Designation Dimensions (mm) Standard mounting dimensions (mm)

Basic dynamic load rating

Basic static load rating

Limiting speed＊

Mass Usable bearing designation

g

NAF(W) d D C rs min F db Da MAX

daDb Cr

NCor N rpm g

(approx) OUTER RING INNER RINGMIN MAX

35

NAF 355017NAFW 355034NAF 355520NAFW 355540

35353535

0-0.012

50505555

17342040

0.30.30.30.3

40404040

43.543.545.245.2

48485353

37373737

39393939

40.840.840.840.8

22 20038 00031 50053 900

42 70085 30048 00096 000

10 00010 00010 00010 000

115230188375

RNAF405017RNAFW405034RNAF405520RNAFW405540

IR354017IR354034IR354020IR354040

40

NAF 405517NAFW 405534NAF 406220NAFW 406240

40404040

0-0.012

55556262

17342040

0.30.30.30.3

45454545

48.548.550.950.9

53536060

42424242

44444444

45.845.845.845.8

23 20039 90033 20057 000

47 20094 20053 300

106 900

10 00010 000

9 0009 000

129255236475

RNAF455517RNAFW455534RNAF456220RNAFW456240

IR404517IR404534IR404520IR404540

45

NAF 456220NAFW 456240NAF 457220NAFW 457240

45454545

0-0.012

62627272

20402040

0.30.30.60.6

50505555

54.254.260.960.9

60606868

47494949

4949.55454

50.850.855.855.8

27 10046 40037 40064 100

59 300118 700

66 400132 400

8 0008 0007 5007 500

197389340685

RNAF506220RNAFW506240RNAF557220RNAFW557240

IR455020IR455040IR455520IR455540

50

NAF 506820NAFW 506840NAF 507820NAFW 507840

50505050

0-0.012

68687878

20402040

0.60.611

55556060

59.559.566.366.3

64647373

54545555

54.554.55959

55.855.860.860.8

28 50048 90038 90066 700

66 000132 400

71 700143 200

7 5007 5006 5006 500

230465390775

RNAF556820RNAFW556840RNAF607820RNAFW607840

IR505520IR505540IR506020IR506040

55 NAF 558530NAFW 558560

5555

0-0.015

8585

3060

11

6565

7272

8080

6060

6363

6666

59 300102 000

127 500254 000

6 0006 000

6801 380

RNAF658530RNAFW658560

IR556530IR556560

60 NAF 609030NAFW 609060

6060

0-0.015

9090

3060

11

7070

7777

8585

6565

6868

7171

61 200104 900

135 300271 600

5 5005 500

7401 470

RNAF709030RNAFW709060

IR607030IR607060

65 NAF 659530NAFW 659560

6565

0-0.015

9595

3060

11

7575

8282

9090

7070

7373

7676

63 200108 900

144 200289 300

5 5005 500

8001 570

RNAF759530RNAFW759560

IR657530IR657560

70 NAF 7010030NAFW 7010060

7070

0-0.015

100100

3060

11

8080

8787

9595

7575

7878

8181

64 900111 800

153 000306 000

5 0005 000

8401 670

RNAF8010030RNAFW8010060

IR708030IR708060

75 NAF 7510530 75 0-0.015 105 30 1 85 92 100 80 83 86 66 600 160 800 4 800 890 RNAF8510530 IR758530

80 NAF 8011030 80 0-0.015 110 30 1 90 97 105 85 88 91 69 500 173 600 4 500 930 RNAF9011030 IR809030

85 NAF 8511530 85 0-0.020 115 30 1 95 102 110 90 93 96 70 900 182 400 4 200 970 RNAF9511530 IR859530

90 NAF 9012030 90 0-0.020 120 30 1 100 107 115 95 98 101 72 600 191 200 4 000 1 040 RNAF10012030 IR9010030

＊ Suitable for oil lubrication. In case of grease lubrication, down to 50％ of this value.