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ZRS seal system, realized by C.R. during the recent years, prevents outer agents, such as dust, wet and mill scale, to enter the inner part of the bearing, and at the same time it prevents the leakage of lubrication grease.


The lateral thrust cover is made in case-hardening steel as well.

The central pivot is made in low carbon C20/C45 steel, which guarantees high resistance and is highly suitable for welding.

The guiding lateral cap is manufactured in plastic alloy, which is very resistant to wear and damaging outer agents.

Adjustable combined bearings with plastic cap have the following technical characteristics:


The outer ring is made in case-hardening steel type 20 CrMnTi. It guarantees high resistance to stress and very good resistance against crashes. Surface hardness reaches 60-2 HRC.


The inner ring is made in core-hardened 100 Cr6 steel with hardness 60-2 HRC. Total-hardening steel guarantees high resistance to wear and stress.

THE BEARINGS ARE IN ZRS EXECUTION


The adjusting of dimension “A” can be made through the rotation of the screw inserted in the pivot.

Technical Characteristics

Adjustable combined bearings with cap

Adjustable combined bearings with cap made in plastic material maintain high resistance to the load applied on them, and at the same time have an easy system of adjusting the distance between profile and bearing. The adjusting is made through the shifting of a screw which is put in the core of the pivot and lays on the cap.

C.R. Ref.



400-0562

400-0563

400-0564

400-0565

400-0566

400-0567

400-0568

400-0569

T

mm


42

48

53

59

71

80

108

108

Ø on request

mm


62,5

70,7 / 70,4

78,1 / 78,5

88,9

108,2 / 108,5

*

*

*

Profile



2890

2867

2810

2811

2862

2891

2757

2757

d

mm


30

35

40

45

60

60

60

60

H

mm


37,5

44

48

57

69

72,3

78,5

86

D

mm


62

70,1

77,7

88,4

107,7

123

149

149

B

mm


20

23

23

30

31

37

45

45

h

mm


30,5

36

36,5

44

55

56

58,5

67

A

mm


2,5

2,5

3

3,5

4

5

5,5

5,5

S

mm


18

18

18

18

25

40

40

40

r

mm


3

4

4

3

5

5

3

3

C

KN


39

55,5

58,4

83,8

94,2

128

172,3

172,3

Co

KN


65,2

91,7

100

132,3

160,7

226,8

325,9

325,9

1. ZRS seal ring

2. Support thrust ring

3. Cap

4. Washer

5. Pivot

6. Outer ring

7. Cylindrical rollers

8. Inner ring

9. ZRS seal ring

C: Dynamic load

Co: Static load

Ca: Dynamic axial load

Coa: Static axial load

C.R. s.r.l. - 26845 Codogno (LODI) - ITALY - Via S. Pertini, 6/8 (Z.I.) - tel. +39 0377 437021 - fax +39 0377 437107 - p.iva 01183740198 |  info@crsrl.com