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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Dimensions verified
“NU2348” 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 2348 ECMA240 × 500 × 155 mm | FAGNU2348-EX-TB-M1240 × 500 × 155 mm | TIMKENNU2348EMA240 × 500 × 155 mm | KOYONU2348240 × 500 × 155 mm |
|---|---|---|---|---|
| Comparable specifications | ||||
| Brand | SKF | FAG | TIMKEN | KOYO |
| Designation | NU 2348 ECMA | NU2348-EX-TB-M1 | NU2348EMA | NU2348 |
| Product family | Cylindrical roller bearings | — | Cylindrical 1-Row | Single-row / NU |
| Detailed type | Single row cylindrical roller bearing, nu design | Cylindrical roller bearings | Cylindrical roller bearings | Cylindrical roller bearings |
| Series | — | NU2348 | EX27772 | — |
| Bore diameterd | 240 mm | 240 mm | 240 mm | 240 mm |
| Outside diameterD | 500 mm | 500 mm | 500 mm | 500 mm |
| WidthB | 155 mm | 155 mm | 155 mm | 155 mm |
| Basic dynamic load ratingC | 2600 kN | 2600 kN | 2970 kN | 2710 kN |
| Basic static load ratingC0 | 3650 kN | 3750 kN | 3760 kN | 3320 kN |
| Fatigue load limitPu | 320 kN | 380 kN | — | 346 kN |
| Reference speednref | 1200 r/min | 750 r/min | — | — |
| Limiting speednG | 2000 r/min | 1940 r/min | — | 880 r/min |
| Mass≈m | 154 kg | 149.31 kg | 153 kg | 152 kg |
| Precision class | — | PN — Normal (ISO 492:2023) | — | — |
| Internal clearance | CN | CN (Group N) — Normal internal clearance | — | — |
| Sealing | Without | — | Open | — |
| Cage | Machined brass | M1 — Two Piece Brass Cage Roller Guided | Window Brass cage | — |
| Lubricant | None | — | — | — |
| Minimum operating temperatureTmin | — | -30 °C | — | — |
| Maximum operating temperatureTmax | — | 150 °C | — | — |
| Calculation Factors | ||||
| K Factor | — | — | 0.00 | — |
| Y1 Factor | — | — | 0.00 | — |
| Y2 Factor | — | — | 0.00 | — |
| Y0 Factor | — | — | 0.00 | — |
| E Factor | — | — | 0.00 | — |
| Cg Factor | — | — | 0.1894 | — |
| Capabilities & suitability | ||||
| Radial load capacity | — | Yes | — | — |
| Suitable for grease lubrication | — | Yes | — | — |
| Suitable for oil lubrication | — | Yes | — | — |
| Unsealed design | — | Yes | — | — |
| Largebearing | — | Yes | — | — |
| Classification | ||||
| Official Category Path | — | — | — | Cylindrical roller bearings - Single-row - NU |
| Official Classification 1 | — | — | — | Cylindrical roller bearings / Single-row / NU |
| 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 | — | 13.3 mm | — | — |
| Axial displacements | — | 0.524 in | — | — |
| Raceway diameter outer ringE | — | 447 mm | — | — |
| Raceway diameter outer ringE | — | 17.598 in | — | — |
| Raceway diameter inner ringF | — | 303 mm | — | — |
| Raceway diameter inner ringF | — | 11.929 in | — | — |
| Minimum rib diameter outer ringD1 min | — | 418.2 mm | — | — |
| Minimum rib diameter outer ringD1 min | — | 16.465 in | — | — |
| Engineering — Abutment dimensions | ||||
| Diameter of spacer sleeved a | max. 293 mm | — | — | — |
| Diameter of shaft abutmentd b | min. 305 mm | — | — | — |
| Diameter of housing abutmentD a | max. 480 mm | — | — | — |
| Radius of filletr a | max. 4 mm | — | — | — |
| Engineering — Calculation data | ||||
| Minimum load factork r | 0.38 | — | — | — |
| Limiting valuee | 0.3 | — | — | — |
| Calculation factorY | 0.4 | — | — | — |
| Engineering — Dimensions | ||||
| Shoulder diameter of outer ringD 1 | ≈ 425 mm | — | — | — |
| Raceway diameter of inner ringF | 299 mm | — | — | — |
| Chamfer dimensionr 1,2 | min. 5 mm | — | — | — |
| Permissible axial displacements | max. 6.4 mm | — | — | — |
| Logistics | ||||
| Product net weight | 154.0 kg | — | — | — |
| eClass code | 23-05-09-01 | — | — | — |
| UNSPSC code | 31171505 | — | — | — |
| Main Dimensions & Performance Data | ||||
| Basic dynamic load rating, radialCr | — | 2,600,000 N | — | — |
| Basic dynamic load rating, radialCr | — | 584,532.374 lbf | — | — |
| Basic static load rating, radialC0r | — | 3,750,000 N | — | — |
| Basic static load rating, radialC0r | — | 843,075.54 lbf | — | — |
| Fatigue load limit, radialCur | — | 380,000 N | — | — |
| Fatigue load limit, radialCur | — | 85,431.655 lbf | — | — |
| Manufacturer Identity | ||||
| Schaeffler Product Code | — | 370688 | — | — |
| Material Number | — | — | 000000000190020697 | — |
| Official Class Key | — | — | — | 040-010-000 |
| Base Type | — | NU2348 | — | — |
| World Assembly Part Number | — | — | NU2348EMA | — |
| Gpsd Group | — | F01 | — | — |
| Inner Ring Part Number | — | — | 240ARUE23 | — |
| Product Line Id | — | 75 | — | — |
| Outer Ring Part Number | — | — | 240ERUE23 | — |
| Drawing Number | — | — | M104390 | — |
| Upc | — | — | 0087796313569 | — |
| Official Source System | — | — | CORE BP - DS DF | — |
| Official Last Run | — | — | 2026-08-23T20:02:47.757 | — |
| SAP material number | — | 0813753600000 | — | — |
| Base product | — | 2305090102 | — | — |
| Bearing X designation | — | NU2348-EX-TB-M1 | — | — |
| Mounting Manager ID | — | NU2348-EX-TB-M1 | — | — |
| Grease application ID | — | NU2348-EX-TB-M1 | — | — |
| Mounting dimensions | ||||
| Minimum diameter shaft shoulderda min | — | 260 mm | — | — |
| Minimum diameter shaft shoulderda min | — | 10.236 in | — | — |
| Maximum diameter of shaft shoulderda max | — | 300.5 mm | — | — |
| Maximum diameter of shaft shoulderda max | — | 11.831 in | — | — |
| Minimum shaft shoulderdb min | — | 305.5 mm | — | — |
| Minimum shaft shoulderdb min | — | 12.028 in | — | — |
| Maximum diameter of housing shoulderDa max | — | 480 mm | — | — |
| Maximum diameter of housing shoulderDa max | — | 18.898 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 | — | — |
| Product characteristics | ||||
| DesignEX | — | Increased Capacity Design Design Modified | — | — |
| 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 NU2..-M1, with cage, single row, non-locating bearing, 2 ribs on outer ring, 0 ribs on inner ring (smooth), type NU, Running accuracy in P6 | Single Row Cylindrical Roller Bearing | Imperial Series | 9.4488 in Bore | 19.6850 in OD | 6.1024 in Width | Open | Cylindrical Bore | Machined Window Brass Cage | C0 Clearance | — |
| Short Description | — | Cylindrical roller bearing | — | — |
| Type Description | — | — | Cylindrical 1-Row | — |
| Number Of Rows | 1 | — | 1 | — |
| Tapered Bore | — | — | N | — |
| Properties | ||||
| Bearing part | Complete bearing | — | — | — |
| Axial displacement capability | In both directions | — | — | — |
| 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 | 570.0 kg CO 2 e | — | — | — |
| Indicative carbon footprint for remanufactured product | 189.0 kg CO 2 e | — | — | — |
| Technical Data | ||||
| d | — | — | — | 500 mm |
| B | — | — | — | 155 mm |
| Bore Diameter (D) | — | 240 mm | — | — |
| R(Min.) | — | — | — | 5 mm |
| Outside Diamater (D) | — | 500 mm | — | — |
| R1(Min.) | — | — | — | 5 mm |
| Total Width (B) | — | 155 mm | — | — |
| Overall Width | — | — | 0.000 mm | — |
| Fw | — | — | — | 310 mm |
| Basic Dynamic Load Rating, Radial (Cr) | — | 2,600,000 N | — | — |
| Radial Rating | — | — | 2,970,000 N | — |
| Ew | — | — | — | - mm |
| Basic Static Load Rating, Radial (C0R) | — | 3,750,000 N | — | — |
| Axial Rating | — | — | 0 N | — |
| Basic Load Ratings : Cr | — | — | — | 2710 kN |
| Raceway Diameter Inner Ring (F) | — | 303 mm | — | — |
| Dynamic Rating C1 | — | — | 2,970,000 N | — |
| Basic Load Ratings : C0R | — | — | — | 3320 kN |
| Operating Temperature Min. (Tmin) | — | -30 °C | — | — |
| Dynamic Rating C90 | — | — | 0 N | — |
| Fatigue Load Limit : Cu | — | — | — | 346 kN |
| Minimum Diameter Shaft Shoulder (Da) | — | 260 mm | — | — |
| Dynamic Axial Rating Ca90 | — | — | 0 N | — |
| Limiting Speeds(Grease Lub.) | — | — | — | 880 min-1 |
| Operating Temperature Max. (Tmax) | — | 150 °C | — | — |
| Dynamic Axial Rating Ca1 | — | — | 0 N | — |
| Limiting Speeds(Oil Lub.) | — | — | — | 1300 min-1 |
| Limiting Speed (Limiting Spe) | — | 1,940 1/min | — | — |
| Static Radial Rating C0 | — | — | 3,760,000 N | — |
| Sd1 | — | — | — | - mm |
| Reference Speed (Nϑr) | — | 750 1/min | — | — |
| Extended Dynamic Rating Ce | — | — | 0 N | — |
| B1 | — | — | — | - mm |
| Maximum Recess Radius (Ra Max) | — | 4 mm | — | — |
| Static Axial Rating C0A | — | — | 0 N | — |
| B2 | — | — | — | - mm |
| Maximum Diameter Of Housing Shoulder (Da) | — | 480 mm | — | — |
| Da(Min.) | — | — | — | - mm |
| Minimum Chamfer Dimension (R1 Min) | — | 5 mm | — | — |
| Db(Min.) | — | — | — | - mm |
| Axial Displacement (S) | — | 13.3 mm | — | — |
| Db(Max.) | — | — | — | - mm |
| Minimum Rib Diameter Outer Ring (D1 Min) | — | 418.2 mm | — | — |
| Dc(Min.) | — | — | — | - mm |
| Maximum Diameter Of Shaft Shoulder (Da Max) | — | 300.5 mm | — | — |
| Dd(Min.) | — | — | — | - mm |
| Maximum Recess Radius (Ra1 Max) | — | 4 mm | — | — |
| Da(Max.) | — | — | — | 480 mm |
| Minimum Chamfer Dimension (Rmin) | — | 5 mm | — | — |
| Raceway Diameter Outer Ring (E) | — | 447 mm | — | — |
| Minimum Shaft Shoulder (Db Min) | — | 305.5 mm | — | — |
| Ra(Max.) | — | — | — | 4 mm |
| Fatigue Load Limit, Radial (Cur) | — | 380,000 N | — | — |
| Rb(Max.) | — | — | — | 4 mm |
| Mass(Refer.) | — | — | — | 152 kg |
| 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.