Available from Bearing King Ltd, the SKF NN 3010 KTN/SPW33 is a double-row super precision cylindrical roller bearing featuring a tapered bore, a roller-guided polyamide 66 cage and outer-ring lubrication features.
With a 50 mm bore, 80 mm outside diameter and 23 mm width, this bearing provides high radial rigidity in a compact design for precision applications, including machine tool spindles. Its NN-type construction features three ribs on the inner ring and a ribless outer ring, allowing axial displacement between the rings.
The K designation identifies a 1:12 tapered bore, while TN specifies the roller-guided polyamide 66 cage. SP denotes SKF’s super precision tolerance class. W33 identifies an annular groove and three lubrication holes in the outer ring to facilitate lubricant supply.
Manufacturer: SKF
Part number: NN 3010 KTN/SPW33
Bearing type: Double-row cylindrical roller bearing
Bore diameter: 50 mm
Outside diameter: 80 mm
Width: 23 mm
Cage: Roller-guided polyamide 66 (TN)
Bore type: 1:12 tapered bore (K)
Precision: SKF super precision class (SP)
Lubrication feature: Annular groove and three lubrication holes in the outer ring (W33)
Basic dynamic load rating: 52.8 kN
Basic static load rating: 73.5 kN
Order the SKF NN 3010 KTN/SPW33 from Bearing King Ltd for applications requiring this specific combination of dimensions, radial rigidity, precision and lubrication features.
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Royal Mail Standard Shipping
£2.00 - Our cheapest shipping method for parcels up to 500g. Parcels are sent using the Royal Mail standard shipping service and usually take 2-5 working days to arrive. This service isn’t tracked at any stage until point of delivery.
Royal Mail Tracked 48
£4.00 - For parcels weighing up to 2kg. Royal Mail aims to deliver within 2–3 working days from the date your order is dispatched, not from the date you place your order. Once dispatched, you’ll receive an email from Royal Mail containing full tracking details.
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Returns Policy
1. You may return an unused item in new condition unless faulty within 30 days of receipt. Damaged or used goods cannot be refunded.
2. A copy of our returns form must be included with the returned goods.
3. Customers will be responsible for the original and return shipping charges unless our customer service department determines that we are at fault for an order error or product defect. Bearing King will not be responsible for any return item lost in transit.
4. Once we receive the package and the goods are checked, we will refund you by the payment method used when the order was placed.
5. Please allow 3-5 days for your return to be processed or exchange to be sent.
