Double row cylindrical roller bearings
Double row cylindrical roller bearings
Two-row, or double-row, cylindrical bearings are designed for additional strength in carrying radial loads. These bearing types are interchangeable so the dimensions and diameter under the rollers (NNU style) and diameter over the rollers (NN style) are held to an ISO/DIN standard. Interchangeability is designed for the ring without the rollers to allow interchange with competitor inner rings.
Size range: 80 mm to 2000 mm OD
Design Attributes
- Designed to ISO/DIN specified interchangeable dimensions where available.
- Sold as complete assembly.
- Available in same size range as single row product.
- Current designs use NN, NNU nomenclature.
- Standard cage design is a drilled pocket, finger-style bronze retainer.
Applications
- Gear Drives
- Crop Shear
- Rolling Mills
- Machine Tools
![Bearing NNU4948](/media/sets/trade/none.png)
- Bearing NNU4948
- 1 pcs
- Negotiable
![Bearing NNU49/560K](/media/sets/trade/none.png)
- Bearing NNU49/560K
- 1 pcs
- Negotiable
![Bearing NNUP4964](/media/sets/trade/none.png)
- Bearing NNUP4964
- 1 pcs
- Negotiable
![Bearing NNU4934K](/media/sets/trade/none.png)
- Bearing NNU4934K
- 1 pcs
- Negotiable
![Bearing NNU4930](/media/sets/trade/none.png)
- Bearing NNU4930
- 1 pcs
- Negotiable
![Bearing NN30/950](/media/sets/trade/none.png)
- Bearing NN30/950
- 1 pcs
- Negotiable
![Bearing NNU4960](/media/sets/trade/none.png)
- Bearing NNU4960
- 1 pcs
- Negotiable
![Bearing NN3926K](/media/sets/trade/none.png)
- Bearing NN3926K
- 1 pcs
- Negotiable
![Bearing NN4060](/media/sets/trade/none.png)
- Bearing NN4060
- 1 pcs
- Negotiable
![Bearing NNU4172](/media/sets/trade/none.png)
- Bearing NNU4172
- 1 pcs
- Negotiable
![Bearing NN30/560K](/media/sets/trade/none.png)
- Bearing NN30/560K
- 1 pcs
- Negotiable
![Bearing NNU4184K30](/media/sets/trade/none.png)
- Bearing NNU4184K30
- 1 pcs
- Negotiable