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
“NU12” 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 | SKFNU 12/500 MA500 × 920 × 185 mm | FAGNU12/500-M1A500 × 920 × 185 mm |
|---|---|---|
| Comparable specifications | ||
| Brand | SKF | FAG |
| Designation | NU 12/500 MA | NU12/500-M1A |
| Product family | Cylindrical roller bearings | — |
| Detailed type | Single row cylindrical roller bearing, nu design | Cylindrical roller bearings |
| Series | — | NU12/500 |
| Bore diameterd | 500 mm | 500 mm |
| Outside diameterD | 920 mm | 920 mm |
| WidthB | 185 mm | 185 mm |
| Basic dynamic load ratingC | 5280 kN | 5700 kN |
| Basic static load ratingC0 | 8500 kN | 8600 kN |
| Fatigue load limitPu | 620 kN | 690 kN |
| Reference speednref | 670 r/min | 435 r/min |
| Limiting speednG | 950 r/min | 1000 r/min |
| Mass≈m | 585 kg | 573 kg |
| Precision class | — | PN — Normal (ISO 492:2023) |
| Internal clearance | CN | CN (Group N) — Normal internal clearance |
| Sealing | Without | — |
| Cage | Machined brass | M1A — Two Piece Brass Cage Lip guided |
| Lubricant | None | — |
| Minimum operating temperatureTmin | — | -30 °C |
| Maximum operating temperatureTmax | — | 150 °C |
| Capabilities & suitability | ||
| Radial load capacity | — | Yes |
| Suitable for grease lubrication | — | Yes |
| Suitable for oil lubrication | — | Yes |
| Unsealed design | — | Yes |
| Largebearing | — | Yes |
| Dimensions | ||
| Minimum chamfer dimensionrmin | — | 7.5 mm |
| Minimum chamfer dimensionrmin | — | 0.295 in |
| Minimum chamfer dimensionr1 min | — | 7.5 mm |
| Minimum chamfer dimensionr1 min | — | 0.295 in |
| Axial displacements | — | 16 mm |
| Axial displacements | — | 0.63 in |
| Raceway diameter outer ringE | — | 839 mm |
| Raceway diameter outer ringE | — | 33.031 in |
| Raceway diameter inner ringF | — | 589 mm |
| Raceway diameter inner ringF | — | 23.189 in |
| Minimum rib diameter outer ringD1 min | — | 799 mm |
| Minimum rib diameter outer ringD1 min | — | 31.457 in |
| Engineering — Abutment dimensions | ||
| Diameter of spacer sleeved a | max. 593 mm | — |
| Diameter of shaft abutmentd b | min. 610 mm | — |
| Diameter of housing abutmentD a | max. 888 mm | — |
| Radius of filletr a | max. 6 mm | — |
| Engineering — Calculation data | ||
| Minimum load factork r | 0.17 | — |
| Limiting valuee | 0.3 | — |
| Calculation factorY | 0 | — |
| Engineering — Dimensions | ||
| Shoulder diameter of outer ringD 1 | ≈ 780 mm | — |
| Raceway diameter of inner ringF | 603.1 mm | — |
| Chamfer dimensionr 1,2 | min. 7.5 mm | — |
| Permissible axial displacements | max. 13.9 mm | — |
| Logistics | ||
| Product net weight | 585.0 kg | — |
| eClass code | 23-05-09-01 | — |
| UNSPSC code | 31171505 | — |
| Main Dimensions & Performance Data | ||
| Basic dynamic load rating, radialCr | — | 5,700,000 N |
| Basic dynamic load rating, radialCr | — | 1,281,474.82 lbf |
| Basic static load rating, radialC0r | — | 8,600,000 N |
| Basic static load rating, radialC0r | — | 1,933,453.237 lbf |
| Fatigue load limit, radialCur | — | 690,000 N |
| Fatigue load limit, radialCur | — | 155,125.899 lbf |
| Manufacturer Identity | ||
| Schaeffler Product Code | — | 369834 |
| Base Type | — | NU12/500 |
| Gpsd Group | — | F01 |
| Product Line Id | — | 75 |
| SAP material number | — | 0192367510000 |
| Base product | — | 2305090102 |
| Mounting dimensions | ||
| Minimum diameter shaft shoulderda min | — | 532 mm |
| Minimum diameter shaft shoulderda min | — | 20.945 in |
| Maximum diameter of shaft shoulderda max | — | 584 mm |
| Maximum diameter of shaft shoulderda max | — | 22.992 in |
| Minimum shaft shoulderdb min | — | 638 mm |
| Minimum shaft shoulderdb min | — | 25.118 in |
| Maximum diameter of housing shoulderDa max | — | 888 mm |
| Maximum diameter of housing shoulderDa max | — | 34.961 in |
| Maximum recess radiusra max | — | 6 mm |
| Maximum recess radiusra max | — | 0.236 in |
| Maximum recess radiusra1 max | — | 6 mm |
| Maximum recess radiusra1 max | — | 0.236 in |
| Product characteristics | ||
| Design | — | Standard |
| Radial internal clearanceCN (Group N) | — | Normal internal clearance |
| Tolerance classPN | — | Normal (ISO 492:2023) |
| Number of rows1 | — | Single-row design |
| Product identity | ||
| Official product category | Cylindrical roller bearings | — |
| Official taxonomy path | /products/rolling-bearings/roller-bearings/cylindrical-roller-bearings/single-row-cylindrical-roller-bearings | — |
| Structure group ID | BC1_001_101 | — |
| Available from SKF | Yes | — |
| Remanufacturable | Yes | — |
| Product Identity | ||
| Construction | — | Cylindrical roller bearing NU..-M1A, with cage, single row, non-locating bearing, 2 ribs on outer ring, 0 ribs on inner ring (smooth), type NU, Running accuracy in P6 |
| Short Description | — | Cylindrical roller bearing |
| Properties | ||
| Bearing part | Complete bearing | — |
| Axial displacement capability | In both directions | — |
| Number of rows | 1 | — |
| Locating feature, bearing outer ring | Without | — |
| Bore type | Cylindrical | — |
| Number of flanges, outer ring | 2 | — |
| Number of flanges, inner ring | 0 | — |
| Loose flange | None | — |
| Radial internal clearance | CN | — |
| Tolerance class | Normal | — |
| Coating | Without | — |
| Relubrication feature | Without | — |
| Candidate for remanufacturing | Yes | — |
| Indicative carbon footprint for new product | 2164.0 kg CO 2 e | — |
| Indicative carbon footprint for remanufactured product | 719.0 kg CO 2 e | — |
| Technical Data | ||
| Bore Diameter (D) | — | 500 mm |
| Outside Diamater (D) | — | 920 mm |
| Total Width (B) | — | 185 mm |
| Basic Dynamic Load Rating, Radial (Cr) | — | 5,700,000 N |
| Basic Static Load Rating, Radial (C0R) | — | 8,600,000 N |
| Raceway Diameter Inner Ring (F) | — | 589 mm |
| Operating Temperature Min. (Tmin) | — | -30 °C |
| Minimum Diameter Shaft Shoulder (Da) | — | 532 mm |
| Operating Temperature Max. (Tmax) | — | 150 °C |
| Limiting Speed (Limiting Spe) | — | 1,000 1/min |
| Reference Speed (Nϑr) | — | 435 1/min |
| Maximum Recess Radius (Ra Max) | — | 6 mm |
| Maximum Diameter Of Housing Shoulder (Da) | — | 888 mm |
| Minimum Chamfer Dimension (R1 Min) | — | 7.5 mm |
| Axial Displacement (S) | — | 16 mm |
| Minimum Rib Diameter Outer Ring (D1 Min) | — | 799 mm |
| Maximum Diameter Of Shaft Shoulder (Da Max) | — | 584 mm |
| Maximum Recess Radius (Ra1 Max) | — | 6 mm |
| Minimum Chamfer Dimension (Rmin) | — | 7.5 mm |
| Raceway Diameter Outer Ring (E) | — | 839 mm |
| Minimum Shaft Shoulder (Db Min) | — | 638 mm |
| Fatigue Load Limit, Radial (Cur) | — | 690,000 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.