Deep groove ball bearings
61972 Deep Groove Ball Bearing Dimensions & Specifications
61972 deep groove ball 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 | 29.3 kg |
| Catalogue dynamic load Cr | 280 kN |
| Catalogue static load Cor | 425 kN |
| Grease-lubricated speed grease | 1100 rpm |
| Oil-lubricated speed oil | 1400 rpm |
Mounting dimensions & additional parameters (5)
| Abutment dimension Da Da | 457 mm |
|---|---|
| Abutment dimension da da | 388 mm |
| Minimum chamfer r12 r12 | 3.0 mm |
| Factor f0 f0 | 17 |
| Maximum fillet ra ra | 2.5 mm |
Fields without confirmed values are omitted. Final supply configuration and application suitability require technical confirmation.
Selection & installation
Which mounting dimensions are listed for 61972?
The 61972 catalogue lists da = 388 mm; 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 61972?
The listed values for 61972 are grease: 1100 rpm; oil: 1400 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 61972?
The catalogue reference mass for 61972 is 29.3 kg. Confirm the supplied assembly and packed shipment weight separately when planning handling or transport.