Guangzhou Qite Machinery Co., Ltd.
Main products:Excavator Part
Products
Contact Us
  • Contact Person : Mr. Jia Kevin
  • Company Name : Guangzhou Qite Machinery Co., Ltd.
  • Tel : 0086-20-32234849
  • Fax : 0086-20-62813406
  • Address : Guangdong,Guangzhou,No.1192 Zhongshan Dadao,Guangzhou,China
  • Country/Region : China
  • Zip : 510660

kota cylindrical roller bearing for excavator

kota cylindrical roller bearing for excavator
Product Detailed
roller bearing Meterial:bearing steel GCR15 Brand:SQT,NTN,NSK Application:crankshaft,swing and travel motor,swing shaf

bearing steel Chemical ingredients:

   Steel No.      Sepc.                                        Chemical Ingredients

Gcr15

AISI 52100

         C       Cr         Sr      Mn      P    S

0.95-1.05

1.30-1.65

0.15-0.35

0.2-0.4

less than0.027

 less than

Cylindrical Roller Bearing

Dimensionsmm

Basic Load Ratings

Designation

Weight

Speed limited(r/min)

d

D

B

Cr

Cor

Kg

Grease

Oil

45

85

19

46

47

N209

0.432

8400

9900

50

90

120

50.5

54.5

N210

0.47

7600

9000

55

100

25

97

114

N2211E

0.968

5600

6600

50

110

27

87

86

N310

1.14

6500

7700

55

120

29

111

111

N311

1.45

5900

7000

65

140

33

135

139

N313

2.23

5100

6000

55

100

21

61

66.5

NF211

0.638

6900

8200

90

160

30

152

178

NF218

2.3

4300

5000

55

100

25

97

114

NU2211E

0.968

5600

6600

roller bearingMeterial:bearing steel GCR15Brand:SQT,NTN,NSKApplication:crankshaft,swing and travel motor,swing shaf

kota cylindrical roller bearing for excavator



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