Cross-brand designation analysis
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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
“NU260” across 4 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 260 M300 × 540 × 85 mm | FAGNU260-E-M1A300 × 540 × 85 mm | NSKNU260M300 × 540 × 85 mm | KOYONU260300 × 540 × 85 mm |
|---|---|---|---|---|
| Comparable specifications | ||||
| Brand | SKF | FAG | NSK | KOYO |
| Designation | NU 260 M | NU260-E-M1A | NU260M | NU260 |
| Product family | Cylindrical roller bearings | — | Cylindrical roller bearing | Single-row / NU |
| Detailed type | Single row cylindrical roller bearing, nu design | Cylindrical roller bearings | Cylindrical roller bearings | Cylindrical roller bearings |
| Series | — | NU260 | — | — |
| Bore diameterd | 300 mm | 300 mm | 300 mm | 300 mm |
| Outside diameterD | 540 mm | 540 mm | 540 mm | 540 mm |
| WidthB | 85 mm | 85 mm | 85 mm | 85 mm |
| Basic dynamic load ratingC | 1420 kN | 1600 kN | 1730 kN | 1690 kN |
| Basic static load ratingC0 | 2120 kN | 2330 kN | 2070 kN | 1960 kN |
| Fatigue load limitPu | 183 kN | 170 kN | — | 206 kN |
| Reference speednref | 1300 r/min | 920 r/min | — | — |
| Limiting speednG | 1400 r/min | 1860 r/min | — | 920 r/min |
| Mass≈m | 89.2 kg | 82.62 kg | — | 90.7 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 | Machined brass | — |
| Lubricant | None | — | — | — |
| Minimum operating temperatureTmin | — | -30 °C | — | — |
| Maximum operating temperatureTmax | — | 150 °C | — | — |
| Boundary dimensions | ||||
| Bearing widthB | — | — | 85 mm | — |
| Minimum bearing chamferr min. | — | — | 5 mm | — |
| Minimum secondary bearing chamferr1 min. | — | — | 5 mm | — |
| Roller inscribed circle diameterFw | — | — | 364 mm | — |
| Capabilities & suitability | ||||
| Radial load capacity | — | Yes | — | — |
| Suitable for grease lubrication | — | Yes | — | — |
| Suitable for oil lubrication | — | Yes | — | — |
| Unsealed design | — | Yes | — | — |
| Catalogue reference mass | ||||
| Approximate shared-row mass — not separately stated for each rib arrangement | — | — | 89.2 kg | — |
| Classification | ||||
| Official Category Path | — | — | — | Cylindrical roller bearings - Single-row - NU |
| Official Classification 1 | — | — | — | Cylindrical roller bearings / Single-row / NU |
| Construction | ||||
| Single-row construction type | — | — | NU | — |
| Rib arrangement | — | — | Two outer-ring ribs; ribless inner ring | — |
| Standard cage material | — | — | Machined brass | — |
| Standard cage marking | — | — | M | — |
| Other cage codes listed for this catalogue row | — | — | None listed in this row | — |
| Precision — designation omission rule | — | — | ISO Normal when no precision suffix is specified | — |
| Clearance identification — verify interchangeability | — | — | No clearance suffix shown. CN omission applies to interchangeable designs; do not infer a numerical clearance. | — |
| Optimized crowning note | — | — | No optimized-crowning asterisk on this row | — |
| Dimensions | ||||
| Minimum chamfer dimensionrmin | — | 5 mm | — | — |
| Minimum chamfer dimensionrmin | — | 0.197 in | — | — |
| Minimum chamfer dimensionr1 min | — | 5 mm | — | — |
| Minimum chamfer dimensionr1 min | — | 0.197 in | — | — |
| Axial displacements | — | 6.9 mm | — | — |
| Axial displacements | — | 0.272 in | — | — |
| Raceway diameter outer ringE | — | 484 mm | — | — |
| Raceway diameter outer ringE | — | 19.055 in | — | — |
| Raceway diameter inner ringF | — | 364 mm | — | — |
| Raceway diameter inner ringF | — | 14.331 in | — | — |
| Minimum rib diameter outer ringD1 min | — | 462.6 mm | — | — |
| Minimum rib diameter outer ringD1 min | — | 18.213 in | — | — |
| Engineering — Abutment dimensions | ||||
| Diameter of spacer sleeved a | max. 358 mm | — | — | — |
| Diameter of shaft abutmentd b | min. 368 mm | — | — | — |
| Diameter of housing abutmentD a | max. 520 mm | — | — | — |
| Radius of filletr a | max. 4 mm | — | — | — |
| Engineering — Calculation data | ||||
| Minimum load factork r | 0.15 | — | — | — |
| Limiting valuee | 0.2 | — | — | — |
| Calculation factorY | 0 | — | — | — |
| Engineering — Dimensions | ||||
| Shoulder diameter of outer ringD 1 | ≈ 451 mm | — | — | — |
| Raceway diameter of inner ringF | 364 mm | — | — | — |
| Chamfer dimensionr 1,2 | min. 5 mm | — | — | — |
| Permissible axial displacements | max. 4.8 mm | — | — | — |
| Load ratings — standard cage | ||||
| Basic dynamic radial load ratingCr | — | — | 1730000 N | — |
| Basic static radial load ratingC0r | — | — | 2070000 N | — |
| Logistics | ||||
| Product net weight | 89.2 kg | — | — | — |
| eClass code | 23-05-09-01 | — | — | — |
| UNSPSC code | 31171505 | — | — | — |
| Lubrication-qualified speed — standard cage | ||||
| Thermal speed rating — oil bath | — | — | 1200 r/min | — |
| Mechanical limiting speed — forced oil circulation | — | — | Not stated in this catalogue row | — |
| Limiting speed — grease | — | — | 1100 r/min | — |
| Limiting speed — oil bath | — | — | 1300 r/min | — |
| Main Dimensions & Performance Data | ||||
| Basic dynamic load rating, radialCr | — | 1,600,000 N | — | — |
| Basic dynamic load rating, radialCr | — | 359,712.23 lbf | — | — |
| Basic static load rating, radialC0r | — | 2,330,000 N | — | — |
| Basic static load rating, radialC0r | — | 523,830.935 lbf | — | — |
| Fatigue load limit, radialCur | — | 170,000 N | — | — |
| Fatigue load limit, radialCur | — | 38,219.424 lbf | — | — |
| Manufacturer Identity | ||||
| Schaeffler Product Code | — | 367913 | — | — |
| Official Class Key | — | — | — | 040-010-000 |
| Base Type | — | NU260 | — | — |
| Old Designation | — | ["NU260MA","NU260E.M1A"] | — | — |
| Gpsd Group | — | F01 | — | — |
| Product Line Id | — | 75 | — | — |
| X Life Marking | — | n.r. | — | — |
| SAP material number | — | 0192463820000 | — | — |
| Base product | — | 2305090102 | — | — |
| Mounting dimensions | ||||
| Minimum diameter shaft shoulderda min | — | 320 mm | — | — |
| Minimum diameter shaft shoulderda min | — | 12.598 in | — | — |
| Maximum diameter of shaft shoulderda max | — | 359 mm | — | — |
| Maximum diameter of shaft shoulderda max | — | 14.134 in | — | — |
| Minimum shaft shoulderdb min | — | 367 mm | — | — |
| Minimum shaft shoulderdb min | — | 14.449 in | — | — |
| Maximum diameter of housing shoulderDa max | — | 520 mm | — | — |
| Maximum diameter of housing shoulderDa max | — | 20.472 in | — | — |
| Maximum recess radiusra max | — | 4 mm | — | — |
| Maximum recess radiusra max | — | 0.157 in | — | — |
| Maximum recess radiusra1 max | — | 4 mm | — | — |
| Maximum recess radiusra1 max | — | 0.157 in | — | — |
| Mounting dimensions — shown arrangement | ||||
| Minimum shaft shoulder diameterdb min. | — | — | 320 mm | — |
| Maximum housing shoulder diameterDa max. | — | — | 520 mm | — |
| Maximum adjusting-ring diameter (NU/NJ arrangement)db max. | — | — | 358 mm | — |
| Maximum adjacent fillet radiusra max. | — | — | 4 mm | — |
| Maximum secondary adjacent fillet radiusrb max. | — | — | 4 mm | — |
| Product characteristics | ||||
| DesignE | — | Increased Capacity Design | — | — |
| 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..-E-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 | 330.0 kg CO 2 e | — | — | — |
| Indicative carbon footprint for remanufactured product | 110.0 kg CO 2 e | — | — | — |
| Technical Data | ||||
| d | — | — | — | 540 mm |
| B | — | — | — | 85 mm |
| R(Min.) | — | — | — | 5 mm |
| R1(Min.) | — | — | — | 5 mm |
| Bore Diameter (D) | — | 300 mm | — | — |
| Fw | — | — | — | 364 mm |
| Outside Diamater (D) | — | 540 mm | — | — |
| Ew | — | — | — | - mm |
| Total Width (B) | — | 85 mm | — | — |
| Basic Load Ratings : Cr | — | — | — | 1690 kN |
| Basic Dynamic Load Rating, Radial (Cr) | — | 1,600,000 N | — | — |
| Basic Load Ratings : C0R | — | — | — | 1960 kN |
| Basic Static Load Rating, Radial (C0R) | — | 2,330,000 N | — | — |
| Fatigue Load Limit : Cu | — | — | — | 206 kN |
| Raceway Diameter Inner Ring (F) | — | 364 mm | — | — |
| Limiting Speeds(Grease Lub.) | — | — | — | 920 min-1 |
| Operating Temperature Min. (Tmin) | — | -30 °C | — | — |
| Limiting Speeds(Oil Lub.) | — | — | — | 1100 min-1 |
| Minimum Diameter Shaft Shoulder (Da) | — | 320 mm | — | — |
| Sd1 | — | — | — | - mm |
| Operating Temperature Max. (Tmax) | — | 150 °C | — | — |
| B1 | — | — | — | - mm |
| Limiting Speed (Limiting Spe) | — | 1,860 1/min | — | — |
| B2 | — | — | — | - mm |
| Reference Speed (Nϑr) | — | 920 1/min | — | — |
| Da(Min.) | — | — | — | - mm |
| Maximum Recess Radius (Ra Max) | — | 4 mm | — | — |
| Db(Min.) | — | — | — | - mm |
| Maximum Diameter Of Housing Shoulder (Da) | — | 520 mm | — | — |
| Db(Max.) | — | — | — | - mm |
| Minimum Chamfer Dimension (R1 Min) | — | 5 mm | — | — |
| Dc(Min.) | — | — | — | - mm |
| Axial Displacement (S) | — | 6.9 mm | — | — |
| Dd(Min.) | — | — | — | - mm |
| Minimum Rib Diameter Outer Ring (D1 Min) | — | 462.6 mm | — | — |
| Da(Max.) | — | — | — | 520 mm |
| Maximum Diameter Of Shaft Shoulder (Da Max) | — | 359 mm | — | — |
| Maximum Recess Radius (Ra1 Max) | — | 4 mm | — | — |
| Minimum Chamfer Dimension (Rmin) | — | 5 mm | — | — |
| Ra(Max.) | — | — | — | 4 mm |
| Raceway Diameter Outer Ring (E) | — | 484 mm | — | — |
| Rb(Max.) | — | — | — | 4 mm |
| Minimum Shaft Shoulder (Db Min) | — | 367 mm | — | — |
| Mass(Refer.) | — | — | — | 90.7 kg |
| Fatigue Load Limit, Radial (Cur) | — | 170,000 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.