Cross-brand designation analysis
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Same-model Comparison
Explore products that share a base designation across loaded brands, with dimensional agreement and data gaps shown clearly.
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One base designation across loaded brands
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Data incomplete
“81156” across 2 loaded brands
The base designation is shared, but too few brands have complete boundary dimensions. Use Custom Compare when you want to choose exact suffix variants yourself.
Technical comparison
Choose exact variants instead →Brand differences at a glance
| Parameter | SKF81156 M280 × 350 × mm | INA81156-M280 × 350 × 53 mm |
|---|---|---|
| Comparable specifications | ||
| Brand | SKF | INA |
| Designation | 81156 M | 81156-M |
| Product family | Cylindrical roller thrust bearings | — |
| Detailed type | Single row cylindrical roller thrust bearing, single direction | Axial cylindrical roller bearing |
| Series | — | 81156 |
| Bore diameterd | 280 mm | 280 mm |
| Outside diameterD | 350 mm | 350 mm |
| WidthB | — | 53 mm |
| HeightH | 53 mm | — |
| Basic dynamic load ratingC | 680 kN | — |
| Basic static load ratingC0 | 3550 kN | — |
| Fatigue load limitPu | 275 kN | — |
| Reference speednref | 480 r/min | 330 r/min |
| Limiting speednG | 950 r/min | 910 r/min |
| Mass≈m | 13 kg | 12.38 kg |
| Cage | Machined brass | — |
| Bearing material | Bearing steel | — |
| Minimum operating temperatureTmin | — | -30 °C |
| Maximum operating temperatureTmax | — | 120 °C |
| Engineering — Abutment dimensions | ||
| Abutment diameter shaftd a | min. 346 mm | — |
| Abutment diameter housingD a | max. 288 mm | — |
| Fillet radiusr a | max. 1.5 mm | — |
| Engineering — Calculation data | ||
| Minimum axial load factorA | 1 | — |
| Engineering — Dimensions | ||
| Outside diameter shaft washerd 1 | 347 mm | — |
| Bore diameter housing washerD 1 | 283 mm | — |
| Height shaft washerB | 15.5 mm | — |
| Chamfer dimension housing washerr 1,2 | min. 1.5 mm | — |
| Engineering — Included products | ||
| Roller and cage thrust assembly | K 81156 M | — |
| Shaft washer | WS 81156 | — |
| Housing washer | GS 81156 | — |
| Logistics | ||
| Product net weight | 13.0 kg | — |
| UNSPSC code | 31171505 | — |
| Manufacturer Identity | ||
| Schaeffler Product Code | — | 395823 |
| Base Type | — | 81156 |
| Old Designation | — | ["811 56 M","81156MPB"] |
| Gpsd Group | — | I02 |
| Product Line Id | — | 75 |
| Product identity | ||
| Official product category | Cylindrical roller thrust bearings | — |
| Official taxonomy path | /products/rolling-bearings/roller-bearings/cylindrical-roller-thrust-bearings | — |
| Structure group ID | BGS_001_002_003 | — |
| Available from SKF | Yes | — |
| Remanufacturable | No | — |
| Product Identity | ||
| Construction | — | Axial cylindrical roller bearing 811..-M, single row |
| Short Description | — | Axial cylindrical roller bearing |
| Properties | ||
| Bearing part | Complete bearing | — |
| Axial load capability | Single-direction | — |
| Number of rows | 1 | — |
| Tolerance class | Normal | — |
| Material, bearing | Bearing steel | — |
| Coating | Without | — |
| Indicative carbon footprint for new product | 48.1 kg CO 2 e | — |
| Technical Data | ||
| Bore Diameter (D) | — | 280 mm |
| Outside Diameter (D) | — | 350 mm |
| Width (B) | — | 53 mm |
| Basic Dynamic Load Rating, Axial (Ca) | — | 870,000 N |
| Basic Static Load Rating, Axial (C0A) | — | 3,650,000 N |
| Operating Temperature Min. (Tmin) | — | -30 °C |
| Minimum Diameter Shaft Shoulder (Da) | — | 346 mm |
| Operating Temperature Max. (Tmax) | — | 120 °C |
| Limiting Speed (Ng) | — | 910 1/min |
| Reference Speed (Nϑr) | — | 330 1/min |
| Maximum Recess Radius (Ra Max) | — | 1.5 mm |
| Maximum Diameter Of Housing Shoulder (Da) | — | 288 mm |
| Rip Diameter Shaft Washer (D1) | — | 347 mm |
| Bore Diameter Housing Washer (D1) | — | 283 mm |
| Minimum Chamfer Dimension (Rmin) | — | 1.5 mm |
| Fatigue Load Limit, Axial (Cua) | — | 310,000 N |
Automatic matching is a search aid, not an interchangeability declaration. Confirm the full suffix, tolerances, internal design and application limits before substitution.