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 NNU49/1000K
- 1 pcs
- Negotiable
- Bearing NN4934
- 1 pcs
- Negotiable
- Bearing NNUP4956
- 1 pcs
- Negotiable
- Bearing NNU4984K
- 1 pcs
- Negotiable
- Bearing NNU4956
- 1 pcs
- Negotiable
- Bearing NN3034
- 1 pcs
- Negotiable
- Bearing NN3920K
- 1 pcs
- Negotiable
- Bearing NNU3030
- 1 pcs
- Negotiable
- Bearing NNU40/710
- 1 pcs
- Negotiable
- Bearing NNU4176
- 1 pcs
- Negotiable
- Bearing NN4926K
- 1 pcs
- Negotiable
- Bearing NNU4126
- 1 pcs
- Negotiable