Single-row cylindrical roller bearings
NU3176M Cylindrical Roller Bearing Dimensions & Specifications
NU3176M cylindrical roller bearing: 380 mm bore (d), 620 mm outside diameter (D), 194 mm width (B). Review the available technical values below. Matching dimensions alone do not confirm interchangeability between designations or suffixes.
Technical specifications
| Bore d | 380 mm |
|---|---|
| Outside diameter D | 620 mm |
| Width B | 194 mm |
| Mass | 238 kg |
| Catalogue dynamic load Cr | 3350 kN |
| Catalogue static load Cor | 6400 kN |
| Grease-lubricated speed grease | 850 rpm |
| Oil-lubricated speed oil | 1000 rpm |
Mounting dimensions & additional parameters (7)
| Abutment dimension Da Da | 588 mm |
|---|---|
| Abutment dimension db db | 408 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 | 440 mm |
Fields without confirmed values are omitted. Final supply configuration and application suitability require technical confirmation.
Selection & installation
Which mounting dimensions are listed for NU3176M?
The NU3176M catalogue lists Da = 588 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 speed values are available for NU3176M?
The listed values for NU3176M are grease: 850 rpm; oil: 1000 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 NU3176M?
The catalogue reference mass for NU3176M is 238 kg. Confirm the supplied assembly and packed shipment weight separately when planning handling or transport.