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RNA49/22 KOYO NEEDLE ROLLER BEARINGS

KOYO drawn cup needle roller bearings.

METRIC SERIES
When a rolling bearing is needed for a compact and economic design and where it is not practical to harden and grind the housing bore, or where the housing materials are of low rigidity such as cast iron, aluminum or even plastics – drawn cup needle roller bearings should be considered.

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KOYO NEEDLE ROLLER BEARINGS.

Various part numbers in stock, welcome inquiry. Fast shipment within 2-3 working days.

Shaft

Dia.

 Fw D C  

rs min.

 Bearing    Designation Load Ratings Fatigue

Load Limit

Cu

 Speed Ratings Approx.

Wt.
Dynamic Static
C C0 Grease Oil
mm

in

 mm

in

 mm

in

 mm

in

 mm

in

   kN

lbf

 kN min-1 kg

lbs
25

0.9843

 25

0.9843

 38

1.4961

 20

0.787

 0.6

0.024

 NKS25A 29.1

6540

 33

7420

 5.30 12000 19000 0.076

0.168
26

1.0236

 26

1.0236

 34

1.3386

 16

0.63

 0.3

0.012

 NK26/16A 16.6

3730

 25.7

5780

 3.95 11000 17000 0.039

0.086
  26

1.0236

 34

1.3386

 20

0.787

 0.3

0.012

 NK26/20A 19.7

4430

 32

7190

 5.05 11000 17000 0.048

0.106
28

1.1024

 28

1.1024

 37

1.4567

 20

0.787

 0.3

0.012

 NK28/20A 22.6

5080

 34.4

7730

 5.50 10000 16000 0.057

0.126
  28

1.1024

 37

1.4567

 30

1.181

 0.3

0.012

 NK28/30A 29

6520

 53.8

12100

 8.30 10000 16000 0.088

0.194
  28

1.1024

 39

1.5354

 17

0.669

 0.3

0.012

 RNA49/22 23.3

5240

 29.6

6650

 4.55 10000 16000 0.059

0.130
  28

1.1024

 39

1.5354

 30

1.181

 0.3

0.012

 RNA69/22A 30.6

6880

 50.7

11400

 3.95 10000 16000 0.107

0.236
  28

1.1024

 42

1.6535

 20

0.787

 0.6

0.024

 NKS28A 30.3

6810

 38.4

8630

 6.15 11000 16000 0.094

0.207
29

1.1417

 29

1.1417

 38

1.4961

 20

0.787

 0.3

0.012

 NK29/20A 23.4

5260

 36.4

8180

 5.80 9800 15000 0.059

0.130
  29

1.1417

 38

1.4961

 30

1.181

 0.3

0.012

 NK29/30A 29.8

6700

 56.4

12700

 8.70 9700 15000 0.090

0.198
30

1.1811

 30

1.1811

 40

1.5748

 20

0.787

 0.3

0.012

 NK30/20A 24.2

5440

 38.3

8610

 6.10 9500 15000 0.071

0.157
  30

1.1811

 40

1.5748

 30

1.181

 0.3

0.012

 NK30/30A 34.7

7800

 61

13700

 9.45 9500 15000 0.107

0.236
  30

1.1811

 42

1.6535

 17

0.669

 0.3

0.012

 RNA4905 24.3

5460

 31.7

7130

 4.90 9700 15000 0.071

0.157
  30

1.1811

 42

1.6535

 30

1.181

 0.3

0.012

 RNA6905A 39.7

8920

 59.6

13400

 9.30 9700 15000 0.127

0.280
  30

1.1811

 45

1.7717

 20

0.787

 0.6

0.024

 NKS30A 34.3

7710

 42.8

9620

 6.85 9900 15000 0.114

0.251
32

1.2598

 32

1.2598

 42

1.6535

 20

0.787

 0.3

0.012

 NK32/20A 24.8

5580

 40.4

9080

 6.45 8800 14000 0.074

0.163
  32

1.2598

 42

1.6535

 30

1.181

 0.3

0.012

 NK32/30A 35.6

8000

 64.3

14500

 9.95 8800 14000 0.112

0.247
  32

1.2598

 45

1.7717

 17

0.669

 0.3

0.012

 RNA49/28 25.1

5640

 33.8

7600

 5.20 9000 14000 0.080

0.176
  32

1.2598

 45

1.7717

 30

1.181

 0.3

0.012

 RNA69/28A 43.2

9710

 62.5

14100

 9.75 9100 14000 0.140

0.309
  32

1.2598

 47

1.8504

 22

0.866

 0.6

0.024

 NKS32A 36

8090

 46.2

10400

 7.40 9200 14000 0.120

0.265
35

1.378

 35

1.378

 45

1.7717

 20

0.787

 0.3

0.012

 NK35/20A 26.1

5870

 44.4

9980

 7.05 8000 12000 0.081

0.179
  35

1.378

 45

1.7717

 30

1.181

 0.3

0.012

 NK35/30A 37.4

8410

 70.6

15900

 11.0 8000 12000 0.122

0.269
WHCD Bearing Co.,Ltd is professional bearing supplier, engaged in bearing business with more than eighteen years, export to worldwide countries, as America, European, Middle-East, Southeast Asia …etc. with plenty long-term cooperation customers. WHCD Bearing company will provide professional and prompt solution for customers.Original Quality and Warranted, and Bearing experts team support customer service. Various bearing types for customer choose:  
Bearing Types:
Self-aligning ball bearing
Cylindrical roller bearing
Spherical roller bearing
Tapered roller bearing
Angular contact ball
Needle roller
Deep groove ball bearing
Axial deep groove ball
Pillow block bearing and units
LM/Linear Guide
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