Single-row cylindrical roller bearings
NU38/900 Cylindrical Roller Bearing Dimensions & Specifications
NU38/900 cylindrical roller bearing: 900 mm bore (d), 1090 mm outside diameter (D), 140 mm width (B). Review the available technical values below. Matching dimensions alone do not confirm interchangeability between designations or suffixes.
Technical specifications
| Bore d | 900 mm |
|---|---|
| Outside diameter D | 1090 mm |
| Width B | 140 mm |
| Mass | 269 kg |
| Catalogue dynamic load Cr | 2990 kN |
| Catalogue static load Cor | 8600 kN |
Mounting dimensions & additional parameters (7)
| Abutment dimension Da Da | 1048 mm |
|---|---|
| Abutment dimension db db | 939 mm |
| Minimum chamfer r12 r12 | 5 mm |
| Minimum chamfer r34 r34 | 5 mm |
| Maximum fillet ra ra | 4 mm |
| Maximum fillet rb rb | 4 mm |
| Roller envelope diameter Fw Fw | 950 mm |
Fields without confirmed values are omitted. Final supply configuration and application suitability require technical confirmation.
Selection & installation
Which mounting dimensions are listed for NU38/900?
The NU38/900 catalogue lists Da = 1048 mm; ra ≤ 4 mm. Check these symbols against the bearing drawing and the shaft/housing shoulders; they are not shaft or housing fit tolerances.
What is the reference mass of NU38/900?
The catalogue reference mass for NU38/900 is 269 kg. Confirm the supplied assembly and packed shipment weight separately when planning handling or transport.