Single-row cylindrical roller bearings
NU12/560 Cylindrical Roller Bearing Dimensions & Specifications
NU12/560 cylindrical roller bearing: 560 mm bore (d), 1030 mm outside diameter (D), 206 mm width (B). Review the available technical values below. Matching dimensions alone do not confirm interchangeability between designations or suffixes.
Technical specifications
| Bore d | 560 mm |
|---|---|
| Outside diameter D | 1030 mm |
| Width B | 206 mm |
| Mass | 805 kg |
| Catalogue dynamic load Cr | 6970 kN |
| Catalogue static load Cor | 10200 kN |
| Grease-lubricated speed grease | 480 rpm |
| Oil-lubricated speed oil | 560 rpm |
Mounting dimensions & additional parameters (7)
| Abutment dimension Da Da | 990 mm |
|---|---|
| Abutment dimension db db | 600 mm |
| Minimum chamfer r12 r12 | 9.5 mm |
| Minimum chamfer r34 r34 | 9.5 mm |
| Maximum fillet ra ra | 8 mm |
| Maximum fillet rb rb | 8 mm |
| Roller envelope diameter Fw Fw | 668 mm |
Fields without confirmed values are omitted. Final supply configuration and application suitability require technical confirmation.
Selection & installation
Which mounting dimensions are listed for NU12/560?
The NU12/560 catalogue lists Da = 990 mm; ra ≤ 8 mm. Check these symbols against the bearing drawing and the shaft/housing shoulders; they are not shaft or housing fit tolerances.
What speed values are available for NU12/560?
The listed values for NU12/560 are grease: 480 rpm; oil: 560 rpm. These catalogue references do not determine a safe operating speed on their own. Confirm load, clearance, lubrication and heat conditions for the application.
What is the reference mass of NU12/560?
The catalogue reference mass for NU12/560 is 805 kg. Confirm the supplied assembly and packed shipment weight separately when planning handling or transport.