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Spherical Plain Bearing PB Series

Spherical Plain Bearing PB Series

Specifications: 1) Sliding contact surfaces: Steel vs. bronze. 2) Materials: Outer race is made of carbon steel, inner race is made of high chrome bearing steel, medium race is bronze. 3) Heat treatment: Without heat treatment on outer race and bronze race. Inner race is quenched (hardened), and...

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Specifications:

1) Sliding contact surfaces: Steel vs. bronze.
2) Materials: Outer race is made of carbon steel, inner race is made of high chrome bearing steel, medium race is bronze.
3) Heat treatment: Without heat treatment on outer race and bronze race. Inner race is quenched (hardened), and surface plated with chrome.
4) Features of structure: With oil groove or oil hole. Outer race formed by extrusion. With a bronze race between outer race and inner race.
5) Properties: Self-lubricated, low friction, good wearability, self-alignment.

No.

Designation

d

D

B

C

dk

r1 min

r2 min

α

Dynamic
load
(KN)

Static
load
(KN)

Weight
(Kg)

1

PB5

5

16

8

6

11.112

0.3

0.3

13

3.3

7.8

0.009

2

PB6

6

18

9

6.75

12.7

0.3

0.3

13

4.3

9.8

0.013

3

PB8

8

22

12

9

15.88

0.3

0.3

14

6.8

16

0.024

4

PB10

10

26

14

10.5

19.05

0.3

0.6

14

10

23

0.039

5

PB12

12

30

16

12

22.23

0.3

0.6

13

13

31

0.058

6

PB14

14

34

19

13.5

25.4

0.3

0.6

16

17

40

0.084

7

PB16

16

38

21

15

28.58

0.3

0.6

15

21

50

0.111

8

PB18

18

42

23

16.5

31.75

0.3

0.6

15

26

61

0.16

9

PB20

20

46

25

18

34.93

0.3

0.6

15

31

73

0.21

10

PB22

22

50

28

20

38.1

0.3

0.6

15

38

88

0.26

11

PB25

25

56

31

22

42.86

0.6

0.6

15

47

110

0.39

12

PB28

28

62

35

25

47.63

0.6

0.6

15

59

138

0.53

13

PB30

30

66

37

25

50.8

0.6

0.6

17

63

148

0.61


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