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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Dimensions verified
“NKX25” across 2 loaded brands
At least two brands share the same bore, outside diameter and width. Use Custom Compare when you want to choose exact suffix variants yourself.
Technical comparison
Choose exact variants instead →Brand differences at a glance
| Parameter | SKFNKX 2525 × 37 × 30 mm | INANKX25-XL25 × 37 × 30 mm |
|---|---|---|
| Comparable specifications | ||
| Brand | SKF | INA |
| Designation | NKX 25 | NKX25-XL |
| Product family | Combined needle roller / thrust ball bearings | — |
| Detailed type | Combined needle roller / thrust ball bearing | Needle roller/axial ball bearing |
| Series | — | NKX25 |
| Bore diameterd | 25 mm | 25 mm |
| Outside diameterD | 37 mm | 37 mm |
| WidthB | 30 mm | 30 mm |
| Basic dynamic load ratingC | — | 21.3 kN |
| Basic static load ratingC0 | — | 30.5 kN |
| Fatigue load limitPu | — | 5.4 kN |
| Reference speednref | 6300 r/min | — |
| Limiting speednG | 9000 r/min | 6000 r/min |
| Mass≈m | 0.125 kg | 0.12236 kg |
| Bearing material | Bearing steel | — |
| Minimum operating temperatureTmin | — | -30 °C |
| Maximum operating temperatureTmax | — | 120 °C |
| Engineering — Abutment dimensions | ||
| Diameter of shaft abutmentd a | min. 37.7 mm | — |
| Radius of filletr a | max. 0.6 mm | — |
| Radius of filletr b | max. 0.3 mm | — |
| Bore diameter of associated inner ringd i | 20 mm | — |
| Diameter of inner ring racewayF | 25 mm | — |
| Width of associated inner ringB i | 20 mm | — |
| Engineering — Associated products | ||
| Inner ring | IR 20x25x20 | — |
| Engineering — Calculation data | ||
| Basic dynamic load rating, radialC | 19 kN | — |
| Basic static load rating, radialC 0 | 32.5 kN | — |
| Basic dynamic load rating, axialC | 19.5 kN | — |
| Basic static load rating, axialC 0 | 40.5 kN | — |
| Fatigue load limit, radialP u | 4 kN | — |
| Fatigue load limit, axialP u | 1.5 kN | — |
| Minimum axial load factorA | 0.009 | — |
| Engineering — Dimensions | ||
| Diameter under rollersF w | 25 mm | — |
| Width of thrust partC 1 | 11 mm | — |
| Distance side face to lubrication holeC 2 | 9.5 mm | — |
| Bore diameter of thrust partd | 25 mm | — |
| Diameter of flangeD 1 | 42.1 mm | — |
| Chamfer dimensionr 1,2 | min. 0.6 mm | — |
| Logistics | ||
| Product net weight | 0.125 kg | — |
| eClass code | 23-05-09-03 | — |
| UNSPSC code | 31171512 | — |
| Manufacturer Identity | ||
| Schaeffler Product Code | — | 397405 |
| Base Type | — | NKX25 |
| Old Designation | — | ["NKX25"] |
| Gpsd Group | — | I01 |
| Product Line Id | — | 09 |
| X Life Marking | — | XL |
| Product identity | ||
| Official product category | Combined needle roller / thrust ball bearings | — |
| Official taxonomy path | /products/rolling-bearings/roller-bearings/needle-roller-bearings/combined-needle-roller-bearings | — |
| Structure group ID | BVN_002_003 | — |
| Available from SKF | Yes | — |
| Remanufacturable | No | — |
| Product Identity | ||
| Construction | — | Needle roller/axial ball bearings NKX, axial component, single direction, to DIN 5429, without end cap, for oil lubrication |
| Short Description | — | Needle roller/axial ball bearing |
| Properties | ||
| Rolling bearing type | Needle roller / thrust ball bearing | — |
| Bearing part | Radial part without inner ring | — |
| Thrust part | With cage | — |
| Radial part | With cage | — |
| Rolling element (thrust part) | Balls | — |
| Axial load capability | Single-direction | — |
| Tolerance class | Other | — |
| Material, bearing | Bearing steel | — |
| Coating | Without | — |
| Lubricant (thrust part) | None | — |
| Indicative carbon footprint for new product | 0.46 kg CO 2 e | — |
| Technical Data | ||
| Bore Diameter (Fw) | — | 25 mm |
| Outside Diamater (D) | — | 37 mm |
| Height (C) | — | 30 mm |
| Basic Dynamic Load Rating, Radial (Cr) | — | 21,300 N |
| Basic Static Load Rating, Radial (C0R) | — | 30,500 N |
| Basic Dynamic Load Rating, Axial (Ca) | — | 19,600 N |
| Basic Static Load Rating, Axial (C0A) | — | 37,500 N |
| Operating Temperature Min. (Tmin) | — | -30 °C |
| Operating Temperature Max. (Tmax) | — | 120 °C |
| Limiting Speed (Limiting Spe) | — | 6,000 1/min |
| Fatigue Load Limit, Axial (Cua) | — | 1,840 N |
| Maximum Outerside Diameter Flange (D1 Max) | — | 42.1 mm |
| Maximum Recess Radius (Ra Max) | — | 0.6 mm |
| Mounting Dimension Shaft Shoulder (Da) | — | 37.7 mm |
| Distance To Lubrication Hole (C1) | — | 9.5 mm |
| Distance To Lubrication Hole (C2) | — | 9.5 mm |
| Maximum Outerside Diameter Flange (D2 Max) | — | 42.1 mm |
| Width Of The Axial Brearing Component (C1) | — | 11 mm |
| Bore Diameter Of Shaft Washer (Dw) | — | 25 mm |
| Minimum Chamfer Dimension (Rmin) | — | 0.6 mm |
| Fatigue Load Limit, Radial (Cur) | — | 5,400 N |
Automatic matching is a search aid, not an interchangeability declaration. Confirm the full suffix, tolerances, internal design and application limits before substitution.