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| Parameter | FAGNJ420-XL-M1100 × 250 × 58 mm | KOYONJ420100 × 250 × 58 mm |
|---|---|---|
| Comparable specifications | ||
| Brand | FAG | KOYO |
| Designation | NJ420-XL-M1 | NJ420 |
| Product family | — | Single-row / NJ |
| Detailed type | Cylindrical roller bearings | Cylindrical roller bearings |
| Series | NJ420 | — |
| Bore diameterd | 100 mm | 100 mm |
| Outside diameterD | 250 mm | 250 mm |
| WidthB | 58 mm | 58 mm |
| Basic dynamic load ratingC | 550 kN | 560 kN |
| Basic static load ratingC0 | 530 kN | 498 kN |
| Fatigue load limitPu | 88 kN | 67.3 kN |
| Reference speednref | 2950 r/min | — |
| Limiting speednG | 5000 r/min | 2500 r/min |
| Mass≈m | 16.1 kg | 14.2 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 | — |
| Additional information | ||
| L-washer | HJ420 | — |
| Capabilities & suitability | ||
| Radial load capacity | Yes | — |
| Axial load capacity in one direction | Yes | — |
| Suitable for grease lubrication | Yes | — |
| Suitable for oil lubrication | Yes | — |
| Unsealed design | Yes | — |
| Classification | ||
| Official Category Path | — | Cylindrical roller bearings - Single-row - NJ |
| Official Classification 1 | — | Cylindrical roller bearings / Single-row / NJ |
| Dimensions | ||
| Minimum chamfer dimensionrmin | 4 mm | — |
| Minimum chamfer dimensionrmin | 0.157 in | — |
| Minimum chamfer dimensionr1 min | 4 mm | — |
| Minimum chamfer dimensionr1 min | 0.157 in | — |
| Axial displacements | 5.7 mm | — |
| Axial displacements | 0.224 in | — |
| Raceway diameter outer ringE | 211 mm | — |
| Raceway diameter outer ringE | 8.307 in | — |
| Raceway diameter inner ringF | 139 mm | — |
| Raceway diameter inner ringF | 5.472 in | — |
| Minimum rib diameter outer ringD1 min | 198.2 mm | — |
| Minimum rib diameter outer ringD1 min | 7.803 in | — |
| Maximum rib diameter inner ringd1 | 152.8 mm | — |
| Maximum rib diameter inner ringd1 | 6.016 in | — |
| Main Dimensions & Performance Data | ||
| Basic dynamic load rating, radialCr | 550,000 N | — |
| Basic dynamic load rating, radialCr | 123,651.079 lbf | — |
| Basic static load rating, radialC0r | 530,000 N | — |
| Basic static load rating, radialC0r | 119,154.676 lbf | — |
| Fatigue load limit, radialCur | 88,000 N | — |
| Fatigue load limit, radialCur | 19,784.173 lbf | — |
| Manufacturer Identity | ||
| Schaeffler Product Code | 1741003 | — |
| Official Class Key | — | 040-010-000 |
| Base Type | NJ420 | — |
| Product Line Id | 12 | — |
| Base product | 2305090111 | — |
| Bearing X designation | NJ420-XL-M1 | — |
| Mounting Manager ID | NJ420-XL-M1 | — |
| Grease application ID | NJ420-XL-M1 | — |
| Mounting dimensions | ||
| Minimum diameter shaft shoulderda min | 120 mm | — |
| Minimum diameter shaft shoulderda min | 4.724 in | — |
| Maximum diameter of shaft shoulderda max | 137 mm | — |
| Maximum diameter of shaft shoulderda max | 5.394 in | — |
| Maximum diameter of housing shoulderDa max | 230 mm | — |
| Maximum diameter of housing shoulderDa max | 9.055 in | — |
| Minimum shaft shoulderdc min | 156 mm | — |
| Minimum shaft shoulderdc min | 6.142 in | — |
| Maximum recess radiusra max | 3 mm | — |
| Maximum recess radiusra max | 0.118 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 NJ..-M1, with cage, single row, semi-locating bearing, 2 ribs on outer ring, 1 rib on inner ring, type NJ | — |
| Short Description | Cylindrical roller bearing | — |
| Technical Data | ||
| d | — | 250 mm |
| Bore Diameter (D) | 100 mm | — |
| B | — | 58 mm |
| Outside Diamater (D) | 250 mm | — |
| R(Min.) | — | 4 mm |
| Total Width (B) | 58 mm | — |
| R1(Min.) | — | 4 mm |
| Basic Dynamic Load Rating, Radial (Cr) | 550,000 N | — |
| Fw | — | 139 mm |
| Basic Static Load Rating, Radial (C0R) | 530,000 N | — |
| Ew | — | - mm |
| Raceway Diameter Inner Ring (F) | 139 mm | — |
| Basic Load Ratings : Cr | — | 560 kN |
| Operating Temperature Min. (Tmin) | -30 °C | — |
| Basic Load Ratings : C0R | — | 498 kN |
| Minimum Diameter Shaft Shoulder (Da) | 120 mm | — |
| Fatigue Load Limit : Cu | — | 67.3 kN |
| Operating Temperature Max. (Tmax) | 150 °C | — |
| Limiting Speeds(Grease Lub.) | — | 2500 min-1 |
| Limiting Speed (Limiting Spe) | 5,000 1/min | — |
| Limiting Speeds(Oil Lub.) | — | 3300 min-1 |
| Minimum Shaft Shoulder (Dc Min) | 156 mm | — |
| Sd1 | — | - mm |
| Reference Speed (Nϑr) | 2,950 1/min | — |
| B1 | — | - mm |
| Maximum Recess Radius (Ra Max) | 3 mm | — |
| B2 | — | - mm |
| Maximum Diameter Of Housing Shoulder (Da) | 230 mm | — |
| Da(Min.) | — | - mm |
| Maximum Rib Diameter Inner Ring (D1) | 152.8 mm | — |
| Db(Min.) | — | - mm |
| Minimum Chamfer Dimension (R1 Min) | 4 mm | — |
| Db(Max.) | — | - mm |
| Axial Displacement (S) | 5.7 mm | — |
| Dc(Min.) | — | - mm |
| Minimum Rib Diameter Outer Ring (D1 Min) | 198.2 mm | — |
| Dd(Min.) | — | - mm |
| Maximum Diameter Of Shaft Shoulder (Da Max) | 137 mm | — |
| Da(Max.) | — | 234 mm |
| Minimum Chamfer Dimension (Rmin) | 4 mm | — |
| Raceway Diameter Outer Ring (E) | 211 mm | — |
| Fatigue Load Limit, Radial (Cur) | 88,000 N | — |
| Ra(Max.) | — | 3 mm |
| Rb(Max.) | — | 3 mm |
| Mass(Refer.) | — | 14.2 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 | — |
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.