Single-row cylindrical roller bearings
NU272M Cylindrical Roller Bearing Dimensions & Specifications
NU272M cylindrical roller bearing: 360 mm bore (d), 650 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 | 360 mm |
|---|---|
| Outside diameter D | 650 mm |
| Width B | 95 mm |
| Mass | 144 kg |
| Catalogue dynamic load Cr | 1650 kN |
| Catalogue static load Cor | 2560 kN |
| Grease-lubricated speed grease | 900 rpm |
| Oil-lubricated speed oil | 1100 rpm |
Mounting dimensions & additional parameters (7)
| Abutment dimension Da Da | 611 mm |
|---|---|
| Abutment dimension db db | 394 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 | 445 mm |
Fields without confirmed values are omitted. Final supply configuration and application suitability require technical confirmation.
Selection & installation
Which mounting dimensions are listed for NU272M?
The NU272M catalogue lists Da = 611 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 NU272M?
The listed values for NU272M are grease: 900 rpm; oil: 1100 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 NU272M?
The catalogue reference mass for NU272M is 144 kg. Confirm the supplied assembly and packed shipment weight separately when planning handling or transport.