Deep groove ball bearings
61956X1M-1 Deep Groove Ball Bearing Dimensions & Specifications
61956X1M-1 deep groove ball bearing: 280 mm bore (d), 390 mm outside diameter (D), 46 mm width (B). Review the available technical values below. Matching dimensions alone do not confirm interchangeability between designations or suffixes.
Technical specifications
| Bore d | 280 mm |
|---|---|
| Outside diameter D | 390 mm |
| Width B | 46 mm |
| Mass | 17.6 kg |
| Catalogue dynamic load Cr | 216 kN |
| Catalogue static load Cor | 285 kN |
| Grease-lubricated speed grease | 1500 rpm |
| Oil-lubricated speed oil | 1800 rpm |
Mounting dimensions & additional parameters (5)
| Abutment dimension Da Da | 378.5 mm |
|---|---|
| Abutment dimension da da | 291 mm |
| Minimum chamfer r12 r12 | 4.0 mm |
| Factor f0 f0 | 17 |
| Maximum fillet ra ra | 2 mm |
Fields without confirmed values are omitted. Final supply configuration and application suitability require technical confirmation.
Selection & installation
Which mounting dimensions are listed for 61956X1M-1?
The 61956X1M-1 catalogue lists da = 291 mm; Da = 378.5 mm; ra ≤ 2 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 61956X1M-1?
The listed values for 61956X1M-1 are grease: 1500 rpm; oil: 1800 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 61956X1M-1?
The catalogue reference mass for 61956X1M-1 is 17.6 kg. Confirm the supplied assembly and packed shipment weight separately when planning handling or transport.