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
Exact designations rank first. Dimensions, suffixes and other technical differences remain visible so the result is not mistaken for an interchangeability declaration.
Dimensions verified
“NNU41” 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 | SKFNNU 41/500 M/W33500 × 830 × 325 mm | FAGNNU41/500-M500 × 830 × 325 mm |
|---|---|---|
| Comparable specifications | ||
| Brand | SKF | FAG |
| Designation | NNU 41/500 M/W33 | NNU41/500-M |
| Product family | Cylindrical roller bearings | — |
| Detailed type | Double row cylindrical roller bearing | Cylindrical roller bearings |
| Series | — | NNU41/500 |
| Bore diameterd | 500 mm | 500 mm |
| Outside diameterD | 830 mm | 830 mm |
| WidthB | 325 mm | 325 mm |
| Basic dynamic load ratingC | 7480 kN | 7200 kN |
| Basic static load ratingC0 | 15000 kN | 14700 kN |
| Fatigue load limitPu | 1120 kN | 1290 kN |
| Reference speednref | 600 r/min | — |
| Limiting speednG | 800 r/min | — |
| Mass≈m | 710 kg | 710 kg |
| Precision class | — | PN — Normal (ISO 492:2023) |
| Internal clearance | CN | CN (Group N) — Normal internal clearance |
| Sealing | Without | — |
| Cage | — | M — Brass Cage |
| Lubricant | None | — |
| Minimum operating temperatureTmin | — | -30 °C |
| Maximum operating temperatureTmax | — | 150 °C |
| Capabilities & suitability | ||
| Largebearing | — | Yes |
| Dimensions | ||
| Minimum chamfer dimensionr1 min | — | 7.5 mm |
| Minimum chamfer dimensionr1 min | — | 0.295 in |
| Raceway diameter inner ringF | 582 mm | 582 mm |
| Raceway diameter inner ringF | — | 22.913 in |
| Axial displacements | — | 11.7 mm |
| Axial displacements | — | 0.461 in |
| Shoulder diameter outer ringD1 | — | 725 mm |
| Shoulder diameter outer ringD1 | — | 28.543 in |
| Engineering — Abutment dimensions | ||
| Abutment diameter spacer sleeved a | max. 568 mm | — |
| Abutment diameter shaftd b | min. 587 mm | — |
| Abutment diameter spacer sleeve / housingD a | max. 797 mm | — |
| Fillet radiusr a | max. 6 mm | — |
| Fillet radiusr b | max. 6 mm | — |
| Engineering — Calculation data | ||
| Calculation factork r | 0.33 | — |
| Engineering — Dimensions | ||
| Overall bearing widthB | 325 mm | — |
| Shoulder diameter outer ringD 1 | ≈ 734 mm | — |
| Width of annular grooveb | 22.3 mm | — |
| Diameter lubrication holeK | 12 mm | — |
| Chamfer dimension outer ringr 1,2 | min. 7.5 mm | — |
| Chamfer dimension inner ringr 3,4 | min. 7.5 mm | — |
| Permissible axial displacement from the normal position of one bearing ring relative to the others | max. 14.1 mm | — |
| Engineering — Engineering specifications | ||
| Design variant/feature | NNU/W33 | — |
| Logistics | ||
| Product net weight | 710.0 kg | — |
| eClass code | 23-05-09-01 | — |
| UNSPSC code | 31171505 | — |
| Main Dimensions & Performance Data | ||
| Basic dynamic load rating, radialCr | — | 7,200,000 N |
| Basic dynamic load rating, radialCr | — | 1,618,705.036 lbf |
| Basic static load rating, radialC0r | — | 14,700,000 N |
| Basic static load rating, radialC0r | — | 3,304,856.115 lbf |
| Fatigue load limit, radialCur | — | 1,290,000 N |
| Fatigue load limit, radialCur | — | 290,017.986 lbf |
| Limiting speed for grease lubricationnG Grease | — | 1,000 1/min |
| Limiting speed for oil lubricationnG Oil | — | 1,180 1/min |
| Manufacturer Identity | ||
| Schaeffler Product Code | — | 374559 |
| Base Type | — | NNU41/500 |
| Gpsd Group | — | F01 |
| Product Line Id | — | 75 |
| SAP material number | — | 0192320710000 |
| Base product | — | 2305090141 |
| Bearing X designation | — | NNU41/500-M |
| Mounting Manager ID | — | NNU41/500-M |
| Grease application ID | — | NNU41/500-M |
| Mounting dimensions | ||
| Diameter shaft shoulderda | — | 532 mm |
| Diameter shaft shoulderda | — | 20.945 in |
| Diameter of housing shoulderDa | — | 798 mm |
| Diameter of housing shoulderDa | — | 31.417 in |
| Maximum recess radiusra1 max | — | 6 mm |
| Maximum recess radiusra1 max | — | 0.236 in |
| Product characteristics | ||
| Tolerance classPN | — | Normal (ISO 492:2023) |
| Radial internal clearanceCN (Group N) | — | Normal internal clearance |
| Number of rows2 | — | Double-row design |
| Product identity | ||
| Official product category | Cylindrical roller bearings | — |
| Official taxonomy path | /products/rolling-bearings/roller-bearings/cylindrical-roller-bearings/double-row-cylindrical-roller-bearings | — |
| Structure group ID | BC2_001 | — |
| Available from SKF | Yes | — |
| Remanufacturable | Yes | — |
| Product Identity | ||
| Short Description | — | Cylindrical roller bearing |
| Properties | ||
| Bearing part | Complete bearing | — |
| Axial displacement capability | In both directions | — |
| Number of rows | 2 | — |
| Locating feature, bearing outer ring | Without | — |
| Bore type | Cylindrical | — |
| Number of flanges, outer ring | 3 | — |
| Number of flanges, inner ring | 0 | — |
| Loose flange | None | — |
| Radial internal clearance | CN | — |
| Coating | Without | — |
| Relubrication feature | With | — |
| Candidate for remanufacturing | Yes | — |
| Indicative carbon footprint for new product | 2627.0 kg CO 2 e | — |
| Indicative carbon footprint for remanufactured product | 873.0 kg CO 2 e | — |
| Technical Data | ||
| Bore Diameter (D) | — | 500 mm |
| Outside Diamater (D) | — | 830 mm |
| Total Width (B) | — | 325 mm |
| Basic Dynamic Load Rating, Radial (Cr) | — | 7,200,000 N |
| Basic Static Load Rating, Radial (C0R) | — | 14,700,000 N |
| Raceway Diameter Inner Ring (F) | — | 582 mm |
| Operating Temperature Min. (Tmin) | — | -30 °C |
| Limiting Speed For Grease Lubrication (Ng Grea) | — | 1,000 1/min |
| Minimum Diameter Shaft Shoulder (Da) | — | 532 mm |
| Limiting Speed (Ng Oil) | — | 1,180 1/min |
| Operating Temperature Max. (Tmax) | — | 150 °C |
| Maximum Diameter Of Housing Shoulder (Da) | — | 798 mm |
| Minimum Chamfer Dimension (R1 Min) | — | 7.5 mm |
| Shoulder Diameter Outer Ring (D1) | — | 725 mm |
| Axial Displacement (S) | — | 11.7 mm |
| Maximum Recess Radius (Ra1 Max) | — | 6 mm |
| Fatigue Load Limit, Radial (Cur) | — | 1,290,000 N |
| Temperature range | ||
| Operating temperature min.Tmin | — | -30 °C |
| Operating temperature min.Tmin | — | -22 °F |
| Operating temperature max.Tmax | — | 150 °C |
| Operating temperature max.Tmax | — | 302 °F |
Automatic matching is a search aid, not an interchangeability declaration. Confirm the full suffix, tolerances, internal design and application limits before substitution.