WLK Niro
Heavy-duty spherical bearings with integral self-aligning ball bearing - Stainless Steel
Available Sizes
6 → 30
The Essential
DURBAL heavy-duty spherical bearings with integral self-aligning ball bearing
- Outer ring: AISI 440b stainless steel, hardened, runway superfinished
- Inner ring: AISI 440b stainless steel, hardened, superfinished
- Rolling element: AISI 440c stainless steel , hardened, superfinished
- Maintenance: low maintenance, aluminium-complex-soap-grease, approval according to USDA H1, further information on type of grease, see on this page
- Tolerances: see on this page
- Installation Instructions: see on this page
- Highlights: see on this page
- Temperature range: -45° C to +120° C
Special characteristics:
- For high speeds, wide swivelling angles or rotating movements,
- Low bearing friction,
- Low maintenance due to long-term lubrication with food-grade approval;
- Covering discs in stainless steel on both sides to prevent the penetration of coarse dirt particles inside the bearing.
DURBAL WLK-bearings with circular lubrication groove and lubrication input are available on request.
For appropriate use of this type it is absolutely mandatory that the lubrication input is not mounted in the direction of load! For shaft diameters from 6 mm to 30 mm.
Type | d (mm) | D (mm) | B (mm) |
---|---|---|---|
WLK 06 – 60 – 500 | 6 | 20 | 9 |
WLK 08 – 60 – 500 | 8 | 24 | 12 |
WLK 10 – 60 – 500 | 10 | 28 | 14 |
WLK 12 – 60 – 500 | 12 | 32 | 16 |
WLK 16 – 60 – 500 | 16 | 42 | 21 |
WLK 18 – 60 – 500 | 18 | 46 | 23 |
WLK 20 – 60 – 500 | 20 | 50 | 25 |
WLK 22 – 60 – 500 | 22 | 54 | 28 |
WLK 25 – 60 – 500 | 25 | 64 | 31 |
WLK 30 – 60 – 500 | 30 | 70 | 37 |

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