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| Parameter | FAGNU408-XL-M140 × 110 × 27 mm | KOYONU40840 × 110 × 27 mm |
|---|---|---|
| Comparable specifications | ||
| Brand | FAG | KOYO |
| Designation | NU408-XL-M1 | NU408 |
| Product family | — | Single-row / NU |
| Detailed type | Cylindrical roller bearings | Cylindrical roller bearings |
| Series | NU408 | — |
| Bore diameterd | 40 mm | 40 mm |
| Outside diameterD | 110 mm | 110 mm |
| WidthB | 27 mm | 27 mm |
| Basic dynamic load ratingC | 119 kN | 120 kN |
| Basic static load ratingC0 | 95 kN | 89.1 kN |
| Fatigue load limitPu | 12.7 kN | 12.6 kN |
| Reference speednref | 6500 r/min | — |
| Limiting speednG | 12100 r/min | 6000 r/min |
| Mass≈m | 1.43 kg | 1.3 kg |
| Precision class | PN — Normal (ISO 492:2023) | — |
| Internal clearance | CN (Group N) — Normal internal clearance | — |
| Cage | M1 — Two Piece Brass Cage Roller Guided | — |
| 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 | — |
| Classification | ||
| Official Category Path | — | Cylindrical roller bearings - Single-row - NU |
| Official Classification 1 | — | Cylindrical roller bearings / Single-row / NU |
| Dimensions | ||
| Minimum chamfer dimensionrmin | 2 mm | — |
| Minimum chamfer dimensionrmin | 0.079 in | — |
| Minimum chamfer dimensionr1 min | 2 mm | — |
| Minimum chamfer dimensionr1 min | 0.079 in | — |
| Axial displacements | 2.8 mm | — |
| Axial displacements | 0.11 in | — |
| Raceway diameter outer ringE | 92 mm | — |
| Raceway diameter outer ringE | 3.622 in | — |
| Raceway diameter inner ringF | 58 mm | — |
| Raceway diameter inner ringF | 2.283 in | — |
| Minimum rib diameter outer ringD1 min | 86.4 mm | — |
| Minimum rib diameter outer ringD1 min | 3.402 in | — |
| Main Dimensions & Performance Data | ||
| Basic dynamic load rating, radialCr | 119,000 N | — |
| Basic dynamic load rating, radialCr | 26,753.597 lbf | — |
| Basic static load rating, radialC0r | 95,000 N | — |
| Basic static load rating, radialC0r | 21,357.914 lbf | — |
| Fatigue load limit, radialCur | 12,700 N | — |
| Fatigue load limit, radialCur | 2,855.216 lbf | — |
| Manufacturer Identity | ||
| Schaeffler Product Code | 369364 | — |
| Official Class Key | — | 040-010-000 |
| Base Type | NU408 | — |
| Old Designation | ["NU408M1","NU408-M1"] | — |
| Gpsd Group | F01 | — |
| Product Line Id | 12 | — |
| X Life Marking | XL | — |
| SAP material number | 0382648460000 | — |
| Base product | 2305090102 | — |
| Bearing X designation | NU408-XL-M1 | — |
| Mounting Manager ID | NU408-XL-M1 | — |
| Grease application ID | NU408-XL-M1 | — |
| Mounting dimensions | ||
| Minimum diameter shaft shoulderda min | 53 mm | — |
| Minimum diameter shaft shoulderda min | 2.087 in | — |
| Maximum diameter of shaft shoulderda max | 57 mm | — |
| Maximum diameter of shaft shoulderda max | 2.244 in | — |
| Minimum shaft shoulderdb min | 60 mm | — |
| Minimum shaft shoulderdb min | 2.362 in | — |
| Maximum diameter of housing shoulderDa max | 97 mm | — |
| Maximum diameter of housing shoulderDa max | 3.819 in | — |
| Maximum recess radiusra max | 2 mm | — |
| Maximum recess radiusra max | 0.079 in | — |
| Maximum recess radiusra1 max | 2 mm | — |
| Maximum recess radiusra1 max | 0.079 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 | ||
| Construction | Cylindrical roller bearing NU..-XL-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 | — |
| Short Description | Cylindrical roller bearing | — |
| Technical Data | ||
| d | — | 110 mm |
| B | — | 27 mm |
| R(Min.) | — | 2 mm |
| R1(Min.) | — | 2 mm |
| Bore Diameter (D) | 40 mm | — |
| Fw | — | 58 mm |
| Outside Diamater (D) | 110 mm | — |
| Ew | — | - mm |
| Total Width (B) | 27 mm | — |
| Basic Load Ratings : Cr | — | 120 kN |
| Basic Dynamic Load Rating, Radial (Cr) | 119,000 N | — |
| Basic Load Ratings : C0R | — | 89.1 kN |
| Basic Static Load Rating, Radial (C0R) | 95,000 N | — |
| Fatigue Load Limit : Cu | — | 12.6 kN |
| Raceway Diameter Inner Ring (F) | 58 mm | — |
| Limiting Speeds(Grease Lub.) | — | 6000 min-1 |
| Operating Temperature Min. (Tmin) | -30 °C | — |
| Limiting Speeds(Oil Lub.) | — | 8000 min-1 |
| Minimum Diameter Shaft Shoulder (Da) | 53 mm | — |
| Sd1 | — | - mm |
| Operating Temperature Max. (Tmax) | 150 °C | — |
| B1 | — | - mm |
| Limiting Speed (Limiting Spe) | 12,100 1/min | — |
| B2 | — | - mm |
| Reference Speed (Nϑr) | 6,500 1/min | — |
| Da(Min.) | — | - mm |
| Maximum Recess Radius (Ra Max) | 2 mm | — |
| Db(Min.) | — | - mm |
| Maximum Diameter Of Housing Shoulder (Da) | 97 mm | — |
| Db(Max.) | — | - mm |
| Minimum Chamfer Dimension (R1 Min) | 2 mm | — |
| Dc(Min.) | — | - mm |
| Axial Displacement (S) | 2.8 mm | — |
| Dd(Min.) | — | - mm |
| Minimum Rib Diameter Outer Ring (D1 Min) | 86.4 mm | — |
| Da(Max.) | — | 101 mm |
| Maximum Diameter Of Shaft Shoulder (Da Max) | 57 mm | — |
| Maximum Recess Radius (Ra1 Max) | 2 mm | — |
| Minimum Chamfer Dimension (Rmin) | 2 mm | — |
| Ra(Max.) | — | 2 mm |
| Raceway Diameter Outer Ring (E) | 92 mm | — |
| Rb(Max.) | — | 2 mm |
| Minimum Shaft Shoulder (Db Min) | 60 mm | — |
| Mass(Refer.) | — | 1.30 kg |
| Fatigue Load Limit, Radial (Cur) | 12,700 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 | — |
Independent reference comparison based on the manufacturer data currently loaded. Always verify current limits, tolerances and suffix definitions with the official source before engineering selection.