209/211/491 Disk Harrow Units
This unit incorporates a triple lips sealed bearing mounted in two stampings. Available in two basic size groups, one incorporating a 209 and the other a 211 bearing. Both size groups offer these features:
> Dynamic alignment capability (±3°)
> Shroud effect from close clearance of stamping to inner ring.
> Relubrication
> One unit piece for ease of handling and assembly
> Fitting flange mates with outer ring milled recess, preventing possibility of outerring circumferential movement.
Phone: +86-592-580 8851 / +86-592-580 7618
Email: sales@ldk-bearing.com ; benjamin@ldk-bearings.com
209 Seriers
Bearing No. | Type | Bearing Bore Size (mm) | Dimensions (mm) | Basic load ratings (N) | ||||||||||
H (SQ) | d (RD) | L | P | B | A | F | do | E | c | N(N1XN2) | Dynarmic Cr | Static Cor | ||
ST491A | 1 | – | 45 | 127 | 98 | 42.8 | 42 | 60 | 57.547 | 7 | 127 | Ø13.5 | 31850 | 17500 |
ST491A-I | 2 | – | 45 | 127 | 98 | 42.8 | 37 | 60 | 57.547 | 7 | 127 | Ø13.5 | 31850 | 17500 |
ST491A-II | 3 | – | 45 | 127 | 98 | 42.8 | 37 | 60 | 57.547 | 7 | 127 | Ø13.5 | 31850 | 17500 |
DHU45R-209 | 1 | – | 45 | 127 | 98 | 42.8 | 42 | 60 | 57.547 | 7 | 127 | 13.5X16.7 | 31850 | 17500 |
ST491B | 1 | – | 38.86 | 127 | 98 | 42.8 | 42 | 60 | 57.547 | 7 | 127 | Ø13.5 | 31850 | 17500 |
ST491B-I | 2 | – | 38.86 | 127 | 98 | 42.8 | 37 | 60 | 57.547 | 7 | 127 | 13.5X16.7 | 31850 | 17500 |
ST491B-II | 3 | – | 38.86 | 127 | 98 | 42.8 | 37 | 60 | 57.547 | 7 | 127 | 13.5X16.7 | 31850 | 17500 |
ST209-1 1/8 | 1 | 29.927 | — | 127 | 98 | 42.8 | 42 | 60 | 57.547 | 7 | 127 | 13.5X16.7 | 31850 | 17500 |
ST209-1 1/8-1 | 2 | 29.927 | – | 127 | 98 | 42.8 | 37 | 60 | 57.547 | 7 | 127 | 13.5X16.7 | 31850 | 17500 |
ST209-1 1/8-11 | 3 | 29.927 | – | 127 | 98 | 42.8 | 37 | 60 | 57.547 | 7 | 127 | 13.5X16.7 | 31850 | 17500 |
211 Seriers
Bearing No. | Type | Bearing Bore Size (mm) | Dimensions (mm) | Basic load ratings (N) | ||||||||||
H (SQ) | d (RD) | L | P | B | A | F | do | E | C | N(N1XN2) | Dynarmic Cr | Static Cor | ||
DHU55R-211 | 1 | – | 55 | 139.7 | 113.5 | 51 | 46.4 | 73 | 69 | 9 | 139.7 | 13.5X15.1 | 43550 | 25000 |
DHU55R-211-I | 2 | – | 55 | 139.7 | 113.5 | 51 | 42 | 71 | 69 | 8 | 139.7 | 13.5X15.1 | 43550 | 25000 |
ST211-1 3/4 | 1 | – | 45.212 | 139.7 | 113.5 | 55.5 | 46.4 | 73 | 69 | 9 | 139.7 | Ø13.5 | 43550 | 25000 |
ST211-2 3/16 | 1 | – | 45.212 | 139.7 | 113.5 | 55.5 | 46.4 | 73 | 69 | 9 | 139.7 | Ø13.5 | 43550 | 25000 |
ST211-2 3/16-1 | 2 | – | 45.212 | 139.7 | 113.5 | 55.5 | 42 | 71 | 69 | 8 | 139.7 | Ø13.5 | 43550 | 25000 |
ST211-1 3/4 | 1 | – | 55.575 | 139.7 | 113.5 | 55.5 | 46.4 | 73 | 69 | 9 | 139.7 | Ø13.5 | 43550 | 25000 |
ST211-2 3/16 | 1 | – | 55.575 | 139.7 | 113.5 | 55.5 | 46.4 | 73 | 69 | 9 | 139.7 | Ø13.5 | 43550 | 25000 |
ST211-2 3/16-1 | 2 | – | 55.575 | 139.7 | 113.5 | 55.5 | 42 | 71 | 69 | 8 | 139.7 | Ø13.5 | 43550 | 25000 |
DHU40S-211 | 1 | 40.878 | – | 139.7 | 113.5 | 51 | 46.4 | 73 | 69 | 9 | 139.7 | 13.5X15.1 | 43550 | 25000 |
FD211-1 1/2 | 2 | 38.89 | – | 139.7 | 113.5 | 51 | 42 | 71 | 69 | 8 | 139.7 | 13.5X15.1 | 43550 | 25000 |
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