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 NNU49/1060K
- 1 pcs
- Negotiable
- Bearing NNU4068
- 1 pcs
- Negotiable
- Bearing NNU4926
- 1 pcs
- Negotiable
- Bearing NNU4892K
- 1 pcs
- Negotiable
- Bearing NNU4088K
- 1 pcs
- Negotiable
- Bearing NNUP4868
- 1 pcs
- Negotiable
- Bearing NN3160K
- 1 pcs
- Negotiable
- Bearing NNU3034
- 1 pcs
- Negotiable
- Bearing NNU4080
- 1 pcs
- Negotiable
- Bearing NNU4938K
- 1 pcs
- Negotiable
- Bearing NNU4888
- 1 pcs
- Negotiable
- Bearing NN49/530
- 1 pcs
- Negotiable