Single-row cylindrical roller bearings
NU20/600 Cylindrical Roller Bearing Dimensions & Specifications
NU20/600 cylindrical roller bearing: 600 mm bore (d), 870 mm outside diameter (D), 155 mm width (B). Review the available technical values below. Matching dimensions alone do not confirm interchangeability between designations or suffixes.
Technical specifications
| Bore d | 600 mm |
|---|---|
| Outside diameter D | 870 mm |
| Width B | 155 mm |
| Mass | 325 kg |
| Catalogue dynamic load Cr | 3970 kN |
| Catalogue static load Cor | 7800 kN |
| Grease-lubricated speed grease | 500 rpm |
| Oil-lubricated speed oil | 600 rpm |
Mounting dimensions & additional parameters (7)
| Abutment dimension Da Da | 844 mm |
|---|---|
| Abutment dimension db db | 626 mm |
| Minimum chamfer r12 r12 | 6 mm |
| Minimum chamfer r34 r34 | 6 mm |
| Maximum fillet ra ra | 5 mm |
| Maximum fillet rb rb | 5 mm |
| Roller envelope diameter Fw Fw | 661 mm |
Fields without confirmed values are omitted. Final supply configuration and application suitability require technical confirmation.
Selection & installation
Which mounting dimensions are listed for NU20/600?
The NU20/600 catalogue lists Da = 844 mm; ra ≤ 5 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 NU20/600?
The listed values for NU20/600 are grease: 500 rpm; oil: 600 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 NU20/600?
The catalogue reference mass for NU20/600 is 325 kg. Confirm the supplied assembly and packed shipment weight separately when planning handling or transport.