KOYO BEARING

IR-445228 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.

d  

F

 

B

 

rs min.

Bearing    Designation Approx.

Wt.

Loose Transition Fit Interference Fit Used With

Bearing

Designation

S S
Max. Min. Max. Min.
in mm

in

mm

in

mm

in

mm

in

  kg

lbs

mm

in

mm

in

mm

in

mm

in

 
2 50.800

2.0000

63.500

2.5000

38.10

1.500

2.03

0.08

IR-324024 0.322

0.710

50.790

1.9996

50.772

1.9989

50.823

2.0009

50.810

2.0004

HJ-405224
  50.800

2.0000

63.500

2.5000

44.45

1.750

2.03

0.08

IR-324028 0.376

0.830

50.790

1.9996

50.772

1.9989

50.823

2.0009

50.810

2.0004

HJ-405228
23/16 55.563

2.1875

69.850

2.7500

44.45

1.750

2.03

0.08

IR-354428 0.467

1.030

55.552

2.1871

55.535

2.1864

55.585

2.1884

55.573

2.1879

HJ-445628
21/4 57.150

2.2500

69.850

2.7500

38.10

1.500

2.03

0.08

IR-364424 0.358

0.790

57.140

2.2496

57.122

2.2489

57.173

2.2509

57.160

2.2504

HJ-445624
  57.150

2.2500

69.850

2.7500

44.45

1.750

2.03

0.08

IR-364428 0.417

0.920

57.140

2.2496

57.122

2.2489

57.173

2.2509

57.160

2.2504

HJ-445628
23/8 60.325

2.3750

76.200

3.0000

44.45

1.750

2.03

0.08

IR-384828 0.562

1.240

60.315

2.3746

60.297

2.3739

60.348

2.3759

60.335

2.3754

HJ-486028
21/2 63.500

2.5000

76.200

3.0000

38.10

1.500

2.03

0.08

IR-404824 0.395

0.870

63.490

2.4996

63.472

2.4989

63.523

2.5009

63.510

2.5004

HJ-486024
  63.500

2.5000

76.200

3.0000

44.45

1.750

2.03

0.08

IR-404828 0.463

1.020

63.490

2.4996

63.472

2.4989

63.523

2.5009

63.510

2.5004

HJ-486028
23/4 69.850

2.7500

82.550

3.2500

44.45

1.750

2.03

0.08

IR-445228 0.503

1.110

69.840

2.7496

69.822

2.7489

69.873

2.7509

69.860

2.7504

HJ-526828
  69.850

2.7500

82.550

3.2500

50.80

2.000

2.03

0.08

IR-445232 0.576

1.270

69.840

2.7496

69.822

2.7489

69.873

2.7509

69.860

2.7504

HJ-526832
215/16 74.613

2.9375

88.900

3.5000

50.80

2.000

2.03

0.08

IR-475632 0.694

1.530

74.602

2.9371

74.585

2.9364

74.635

2.9384

74.623

2.9379

HJ-567232
3 76.200

3.0000

88.900

3.5000

50.80

2.000

2.03

0.08

IR-485632 0.621

1.370

76.190

2.9996

76.172

2.9989

76.223

3.0009

76.210

3.0004

HJ-567232

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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