Single-row cylindrical roller bearings
NU1972M Cylindrical Roller Bearing Dimensions & Specifications
NU1972M cylindrical roller bearing: 360 mm bore (d), 480 mm outside diameter (D), 56 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 | 56 mm |
| Mass | 28.8 kg |
| Catalogue dynamic load Cr | 605 kN |
| Catalogue static load Cor | 1160 kN |
| Grease-lubricated speed grease | 1200 rpm |
| Oil-lubricated speed oil | 1500 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 NU1972M?
The NU1972M 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 NU1972M?
The listed values for NU1972M are grease: 1200 rpm; oil: 1500 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 NU1972M?
The catalogue reference mass for NU1972M is 28.8 kg. Confirm the supplied assembly and packed shipment weight separately when planning handling or transport.