Metric single-row tapered roller bearings
33122 Tapered Roller Bearing Dimensions & Specifications
33122 tapered roller bearing: 110 mm bore (d), 180 mm outside diameter (D), 56 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 | 110 mm |
|---|---|
| Outside diameter D | 180 mm |
| Overall width T | 56 mm |
| Inner-ring width B | 56 mm |
| Outer-ring width C | 43 mm |
| Mass | 5.55 kg |
| Catalogue dynamic load Cr | 369 kN |
| Catalogue static load Cor | 630 kN |
Mounting dimensions & additional parameters (12)
| Abutment dimension Da Da | 170 mm |
|---|---|
| Abutment dimension Db Db | 174 mm |
| Abutment dimension da da | 120 mm |
| Abutment dimension db db | 121 mm |
| Minimum chamfer r12 r12 | 2.5 mm |
| Minimum chamfer r34 r34 | 2 mm |
| Factor Y Y | 1.4 |
| Factor Y0 Y0 | 0.8 |
| Factor e e | 0.43 |
| Maximum fillet ra ra | 2 mm |
| Maximum fillet rb rb | 2 mm |
| Load centre dimension a a | 44 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 33122?
For 33122, the complete bearing width T is 56 mm; the inner-ring width B is 56 mm. The outer-ring width C is 43 mm. Check T against the assembly drawing; the separate ring widths describe different parts.
Which mounting dimensions are listed for 33122?
The 33122 catalogue lists da = 120 mm; Da = 170 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 is the reference mass of 33122?
The catalogue reference mass for 33122 is 5.55 kg. Confirm the supplied assembly and packed shipment weight separately when planning handling or transport.