Cross-brand designation analysis
COMPARE / VERIFY
Same-model Comparison
Explore products that share a base designation across loaded brands, with dimensional agreement and data gaps shown clearly.
Automatic candidate selection
One base designation across loaded brands
Exact designations rank first. Dimensions, suffixes and other technical differences remain visible so the result is not mistaken for an interchangeability declaration.
Data incomplete
“K81128” 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 | SKFK 81128 TN140 × 180 × mm | INAK81128-TV140 × 180 × 12 mm |
|---|---|---|
| Comparable specifications | ||
| Brand | SKF | INA |
| Designation | K 81128 TN | K81128-TV |
| Product family | Cylindrical roller thrust bearings | — |
| Detailed type | Cylindrical roller and cage thrust assembly | Axial cyl roller and cage assy -ls |
| Series | — | K81128 |
| Bore diameterd | 140 mm | 140 mm |
| Outside diameterD | 180 mm | 180 mm |
| WidthB | — | 12 mm |
| HeightH | 12 mm | — |
| Basic dynamic load ratingC | 208 kN | — |
| Basic static load ratingC0 | 930 kN | — |
| Fatigue load limitPu | 85 kN | — |
| Reference speednref | 900 r/min | 710 r/min |
| Limiting speednG | 1800 r/min | 1800 r/min |
| Mass≈m | 0.402 kg | 0.392 kg |
| Cage | Non-metallic | — |
| Bearing material | Bearing steel | — |
| Minimum operating temperatureTmin | — | -30 °C |
| Maximum operating temperatureTmax | — | 120 °C |
| Engineering — Associated products | ||
| Shaft washer | WS 81128 | — |
| Housing washer | GS 81128 | — |
| Universal washer | LS 140180 | — |
| Engineering — Calculation data | ||
| Minimum axial load factorA | 0.07 | — |
| Engineering — Dimensions | ||
| Diameter rollerD w | 12 mm | — |
| Raceway diameter (min.) roller and cage thrust assemblyE a | 145 mm | — |
| Raceway diameter (max.) roller and cage thrust assemblyE b | 175 mm | — |
| Logistics | ||
| Product net weight | 0.402 kg | — |
| UNSPSC code | 31171505 | — |
| Manufacturer Identity | ||
| Schaeffler Product Code | — | 397107 |
| Base Type | — | K81128 |
| Gpsd Group | — | I02 |
| Product Line Id | — | 63 |
| X Life Marking | — | n.r. |
| 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 and cage assembly K811, single direction, suitable for combination with axial bearing washers |
| Short Description | — | Axial cyl roller and cage assy -LS |
| Properties | ||
| Bearing part | Roller and cage assembly | — |
| Axial load capability | Single-direction | — |
| Number of rows | 1 | — |
| Tolerance class | Normal | — |
| Material, bearing | Bearing steel | — |
| Coating | Without | — |
| Indicative carbon footprint for new product | 1.5 kg CO 2 e | — |
| Technical Data | ||
| Bore Diameter Cage (Dc1) | — | 140 mm |
| Cage Outer Diameter (Dc) | — | 180 mm |
| Rolling Element Diameter (Dw) | — | 12 mm |
| Basic Dynamic Load Rating, Axial (Ca) | — | 260,000 N |
| Basic Static Load Rating, Axial (C0A) | — | 960,000 N |
| Operating Temperature Min. (Tmin) | — | -30 °C |
| Raceway Dimension (Eb) | — | 145 mm |
| Operating Temperature Max. (Tmax) | — | 120 °C |
| Limiting Speed (Limiting Spe) | — | 1,800 1/min |
| Reference Speed (Nϑr) | — | 710 1/min |
| Fatigue Load Limit, Axial (Cua) | — | 84,000 N |
| Raceway Dimension (Ea) | — | 175 mm |
Automatic matching is a search aid, not an interchangeability declaration. Confirm the full suffix, tolerances, internal design and application limits before substitution.