Single-row cylindrical roller bearings
NU2992 Cylindrical Roller Bearing Dimensions & Specifications
NU2992 cylindrical roller bearing: 460 mm bore (d), 620 mm outside diameter (D), 95 mm width (B). Review the available technical values below. Matching dimensions alone do not confirm interchangeability between designations or suffixes.
Technical specifications
| Bore d | 460 mm |
|---|---|
| Outside diameter D | 620 mm |
| Width B | 95 mm |
| Mass | 83.1 kg |
| Catalogue dynamic load Cr | 1650 kN |
| Catalogue static load Cor | 2930 kN |
| Grease-lubricated speed grease | 800 rpm |
| Oil-lubricated speed oil | 950 rpm |
Mounting dimensions & additional parameters (7)
| Abutment dimension Da Da | 591 mm |
|---|---|
| Abutment dimension db db | 486 mm |
| Minimum chamfer r12 r12 | 4 mm |
| Minimum chamfer r34 r34 | 4 mm |
| Maximum fillet ra ra | 3 mm |
| Maximum fillet rb rb | 3 mm |
| Roller envelope diameter Fw Fw | 502 mm |
Fields without confirmed values are omitted. Final supply configuration and application suitability require technical confirmation.
Selection & installation
Which mounting dimensions are listed for NU2992?
The NU2992 catalogue lists Da = 591 mm; ra ≤ 3 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 NU2992?
The listed values for NU2992 are grease: 800 rpm; oil: 950 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 NU2992?
The catalogue reference mass for NU2992 is 83.1 kg. Confirm the supplied assembly and packed shipment weight separately when planning handling or transport.