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You entered NU2344EMA. This table explores the base group NU2344; it does not preserve or approve every requested suffix. Search your complete marking first →
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“NU2344” 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 2344 ECMA220 × 460 × 145 mm | FAGNU2344-EX-TB-M1220 × 460 × 145 mm | TIMKENNU2344EMA220 × 460 × 145 mm | KOYONU2344220 × 460 × 145 mm |
|---|---|---|---|---|
| Comparable specifications | ||||
| Brand | SKF | FAG | TIMKEN | KOYO |
| Designation | NU 2344 ECMA | NU2344-EX-TB-M1 | NU2344EMA | NU2344 |
| 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 | — | NU2344 | EX27659 | — |
| Bore diameterd | 220 mm | 220 mm | 220 mm | 220 mm |
| Outside diameterD | 460 mm | 460 mm | 460 mm | 460 mm |
| WidthB | 145 mm | 145 mm | 145 mm | 145 mm |
| Basic dynamic load ratingC | 2380 kN | 2350 kN | 2550 kN | 2260 kN |
| Basic static load ratingC0 | 3450 kN | 3350 kN | 3130 kN | 2690 kN |
| Fatigue load limitPu | 310 kN | 350 kN | — | 287 kN |
| Reference speednref | 1300 r/min | 830 r/min | — | — |
| Limiting speednG | 2200 r/min | 2110 r/min | — | 990 r/min |
| Mass≈m | 124 kg | 117.8 kg | 118.5 kg | 119 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 | — | — | 0.1757 | — |
| 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 | — | 11.9 mm | — | — |
| Axial displacements | — | 0.469 in | — | — |
| Raceway diameter outer ringE | — | 413 mm | — | — |
| Raceway diameter outer ringE | — | 16.26 in | — | — |
| Raceway diameter inner ringF | — | 277 mm | — | — |
| Raceway diameter inner ringF | — | 10.906 in | — | — |
| Minimum rib diameter outer ringD1 min | — | 385.8 mm | — | — |
| Minimum rib diameter outer ringD1 min | — | 15.189 in | — | — |
| Engineering — Abutment dimensions | ||||
| Diameter of spacer sleeved a | max. 268 mm | — | — | — |
| Diameter of shaft abutmentd b | min. 280 mm | — | — | — |
| Diameter of housing abutmentD a | max. 440 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 | ≈ 384 mm | — | — | — |
| Raceway diameter of inner ringF | 277 mm | — | — | — |
| Chamfer dimensionr 1,2 | min. 5 mm | — | — | — |
| Permissible axial displacements | max. 10.4 mm | — | — | — |
| Logistics | ||||
| Product net weight | 124.0 kg | — | — | — |
| eClass code | 23-05-09-01 | — | — | — |
| UNSPSC code | 31171505 | — | — | — |
| Main Dimensions & Performance Data | ||||
| Basic dynamic load rating, radialCr | — | 2,350,000 N | — | — |
| Basic dynamic load rating, radialCr | — | 528,327.338 lbf | — | — |
| Basic static load rating, radialC0r | — | 3,350,000 N | — | — |
| Basic static load rating, radialC0r | — | 753,147.482 lbf | — | — |
| Fatigue load limit, radialCur | — | 350,000 N | — | — |
| Fatigue load limit, radialCur | — | 78,687.05 lbf | — | — |
| Manufacturer Identity | ||||
| Schaeffler Product Code | — | 370686 | — | — |
| Material Number | — | — | 000000000190017588 | — |
| Official Class Key | — | — | — | 040-010-000 |
| Base Type | — | NU2344 | — | — |
| World Assembly Part Number | — | — | NU2344EMA | — |
| Gpsd Group | — | F01 | — | — |
| Inner Ring Part Number | — | — | 220ARUE23 | — |
| Product Line Id | — | 75 | — | — |
| Outer Ring Part Number | — | — | 220ERUE23 | — |
| Drawing Number | — | — | M102276 | — |
| Upc | — | — | 0087796301016 | — |
| Official Source System | — | — | CORE BP - DS DF | — |
| Official Last Run | — | — | 2026-08-23T20:02:48.583 | — |
| SAP material number | — | 0813715190000 | — | — |
| Base product | — | 2305090102 | — | — |
| Bearing X designation | — | NU2344-EX-TB-M1 | — | — |
| Mounting Manager ID | — | NU2344-EX-TB-M1 | — | — |
| Grease application ID | — | NU2344-EX-TB-M1 | — | — |
| Mounting dimensions | ||||
| Minimum diameter shaft shoulderda min | — | 240 mm | — | — |
| Minimum diameter shaft shoulderda min | — | 9.449 in | — | — |
| Maximum diameter of shaft shoulderda max | — | 274.7 mm | — | — |
| Maximum diameter of shaft shoulderda max | — | 10.815 in | — | — |
| Minimum shaft shoulderdb min | — | 279.3 mm | — | — |
| Minimum shaft shoulderdb min | — | 10.996 in | — | — |
| Maximum diameter of housing shoulderDa max | — | 440 mm | — | — |
| Maximum diameter of housing shoulderDa max | — | 17.323 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 | 8.6614 in Bore | 18.1102 in OD | 5.7087 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 | 459.0 kg CO 2 e | — | — | — |
| Indicative carbon footprint for remanufactured product | 153.0 kg CO 2 e | — | — | — |
| Technical Data | ||||
| d | — | — | — | 460 mm |
| B | — | — | — | 145 mm |
| Bore Diameter (D) | — | 220 mm | — | — |
| R(Min.) | — | — | — | 5 mm |
| Outside Diamater (D) | — | 460 mm | — | — |
| R1(Min.) | — | — | — | 5 mm |
| Total Width (B) | — | 145 mm | — | — |
| Overall Width | — | — | 0.000 mm | — |
| Fw | — | — | — | 284 mm |
| Basic Dynamic Load Rating, Radial (Cr) | — | 2,350,000 N | — | — |
| Radial Rating | — | — | 2,550,000 N | — |
| Ew | — | — | — | - mm |
| Basic Static Load Rating, Radial (C0R) | — | 3,350,000 N | — | — |
| Axial Rating | — | — | 0 N | — |
| Basic Load Ratings : Cr | — | — | — | 2260 kN |
| Raceway Diameter Inner Ring (F) | — | 277 mm | — | — |
| Dynamic Rating C1 | — | — | 2,550,000 N | — |
| Basic Load Ratings : C0R | — | — | — | 2690 kN |
| Operating Temperature Min. (Tmin) | — | -30 °C | — | — |
| Dynamic Rating C90 | — | — | 0 N | — |
| Fatigue Load Limit : Cu | — | — | — | 287 kN |
| Minimum Diameter Shaft Shoulder (Da) | — | 240 mm | — | — |
| Dynamic Axial Rating Ca90 | — | — | 0 N | — |
| Limiting Speeds(Grease Lub.) | — | — | — | 990 min-1 |
| Operating Temperature Max. (Tmax) | — | 150 °C | — | — |
| Dynamic Axial Rating Ca1 | — | — | 0 N | — |
| Limiting Speeds(Oil Lub.) | — | — | — | 1500 min-1 |
| Limiting Speed (Limiting Spe) | — | 2,110 1/min | — | — |
| Static Radial Rating C0 | — | — | 3,130,000 N | — |
| Sd1 | — | — | — | - mm |
| Reference Speed (Nϑr) | — | 830 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) | — | 440 mm | — | — |
| Da(Min.) | — | — | — | - mm |
| Minimum Chamfer Dimension (R1 Min) | — | 5 mm | — | — |
| Db(Min.) | — | — | — | - mm |
| Axial Displacement (S) | — | 11.9 mm | — | — |
| Db(Max.) | — | — | — | - mm |
| Minimum Rib Diameter Outer Ring (D1 Min) | — | 385.8 mm | — | — |
| Dc(Min.) | — | — | — | - mm |
| Maximum Diameter Of Shaft Shoulder (Da Max) | — | 274.7 mm | — | — |
| Dd(Min.) | — | — | — | - mm |
| Maximum Recess Radius (Ra1 Max) | — | 4 mm | — | — |
| Da(Max.) | — | — | — | 440 mm |
| Minimum Chamfer Dimension (Rmin) | — | 5 mm | — | — |
| Raceway Diameter Outer Ring (E) | — | 413 mm | — | — |
| Minimum Shaft Shoulder (Db Min) | — | 279.3 mm | — | — |
| Ra(Max.) | — | — | — | 4 mm |
| Fatigue Load Limit, Radial (Cur) | — | 350,000 N | — | — |
| Rb(Max.) | — | — | — | 4 mm |
| Mass(Refer.) | — | — | — | 119 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.