Single-row cylindrical roller bearings
NU2972M Cylindrical Roller Bearing Dimensions & Specifications
NU2972M cylindrical roller bearing: 360 mm bore (d), 480 mm outside diameter (D), 72 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 | 480 mm |
| Width B | 72 mm |
| Mass | 36.7 kg |
| Catalogue dynamic load Cr | 790 kN |
| Catalogue static load Cor | 1630 kN |
| Grease-lubricated speed grease | 1000 rpm |
| Oil-lubricated speed oil | 1300 rpm |
Mounting dimensions & additional parameters (7)
| Abutment dimension Da Da | 457 mm |
|---|---|
| Abutment dimension db db | 381 mm |
| Minimum chamfer r12 r12 | 3 mm |
| Minimum chamfer r34 r34 | 3 mm |
| Maximum fillet ra ra | 2.5 mm |
| Maximum fillet rb rb | 2.5 mm |
| Roller envelope diameter Fw Fw | 392 mm |
Fields without confirmed values are omitted. Final supply configuration and application suitability require technical confirmation.
Selection & installation
Which mounting dimensions are listed for NU2972M?
The NU2972M catalogue lists Da = 457 mm; ra ≤ 2.5 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 NU2972M?
The listed values for NU2972M are grease: 1000 rpm; oil: 1300 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 NU2972M?
The catalogue reference mass for NU2972M is 36.7 kg. Confirm the supplied assembly and packed shipment weight separately when planning handling or transport.