Metric single-row tapered roller bearings
32956 Tapered Roller Bearing Dimensions & Specifications
32956 tapered roller bearing: 280 mm bore (d), 380 mm outside diameter (D), 63.5 mm overall width (T). 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 | 380 mm |
| Overall width T | 63.5 mm |
| Inner-ring width B | 63.5 mm |
| Outer-ring width C | 48 mm |
| Mass | 19.9 kg |
| Catalogue dynamic load Cr | 710 kN |
| Catalogue static load Cor | 1560 kN |
Mounting dimensions & additional parameters (12)
| Abutment dimension Da Da | 368 mm |
|---|---|
| Abutment dimension Db Db | 368 mm |
| Abutment dimension da da | 292 mm |
| Abutment dimension db db | 298 mm |
| Minimum chamfer r12 r12 | 3 mm |
| Minimum chamfer r34 r34 | 2.5 mm |
| Factor Y Y | 1.4 |
| Factor Y0 Y0 | 0.8 |
| Factor e e | 0.43 |
| Maximum fillet ra ra | 2.5 mm |
| Maximum fillet rb rb | 2.5 mm |
| Load centre dimension a a | 75 mm |
Fields without confirmed values are omitted. Final supply configuration and application suitability require technical confirmation.
Selection & installation
Which width should I use when checking 32956?
For 32956, the complete bearing width T is 63.5 mm; the inner-ring width B is 63.5 mm. The outer-ring width C is 48 mm. Check T against the assembly drawing; the separate ring widths describe different parts.
Which mounting dimensions are listed for 32956?
The 32956 catalogue lists da = 292 mm; Da = 368 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 is the reference mass of 32956?
The catalogue reference mass for 32956 is 19.9 kg. Confirm the supplied assembly and packed shipment weight separately when planning handling or transport.