Bearing Wholesalers
  • Address258 Bearing Wholesalers Center Hill, Singapore 628925
  • Factory Address258 Bearing Wholesalers Center Hill, Singapore 628925
  • Worktime9: 00-18: 00 (بتوقيت بكين)
  • Phone(Working Time)+6531591338
  • Phone(Nonworking Time)+6531591338
  • Fax+6531591338

Double row cylindrical roller bearings

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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 Number Bore Dia Outer DIa Width Size
Bearing NNU40/800K 1 pcs Negotiable - -
Bearing NN3038K 1 pcs Negotiable - -
Bearing NNU4996K 1 pcs Negotiable - -
Bearing NN3088 1 pcs Negotiable - -
Bearing NN4038 1 pcs Negotiable - -
Bearing NN3038 1 pcs Negotiable - -
Bearing NN3076K 1 pcs Negotiable - -
Bearing NNU4956 1 pcs Negotiable - -
Bearing NN4948K 1 pcs Negotiable - -
Bearing NNU4940K 1 pcs Negotiable - -
Bearing NNU4160K30 1 pcs Negotiable - -
Bearing NN3138 1 pcs Negotiable - -
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