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| Parameter | FAGN234-E-XL-M1170 × 310 × 52 mm | NSKN234M170 × 310 × 52 mm | KOYON234170 × 310 × 52 mm |
|---|---|---|---|
| Comparable specifications | |||
| Brand | FAG | NSK | KOYO |
| Designation | N234-E-XL-M1 | N234M | N234 |
| Product family | — | Cylindrical roller bearing | Single-row / NU |
| Detailed type | Cylindrical roller bearings | Cylindrical roller bearings | Cylindrical roller bearings |
| Series | N234 | — | — |
| Bore diameterd | 170 mm | 170 mm | 170 mm |
| Outside diameterD | 310 mm | 310 mm | 310 mm |
| WidthB | 52 mm | 52 mm | 52 mm |
| Basic dynamic load ratingC | 700 kN | 585 kN | 596 kN |
| Basic static load ratingC0 | 780 kN | 635 kN | 637 kN |
| Fatigue load limitPu | 118 kN | — | 78.4 kN |
| Limiting speednG | — | — | 1900 r/min |
| Mass≈m | 18.154 kg | — | — |
| Precision class | PN — Normal (ISO 492:2023) | — | — |
| Internal clearance | CN (Group N) — Normal internal clearance | — | — |
| Cage | M1 — Two Piece Brass Cage Roller Guided | Machined brass | — |
| Minimum operating temperatureTmin | -30 °C | — | — |
| Maximum operating temperatureTmax | 150 °C | — | — |
| Boundary dimensions | |||
| Bearing widthB | — | 52 mm | — |
| Minimum bearing chamferr min. | — | 4 mm | — |
| Minimum secondary bearing chamferr1 min. | — | 4 mm | — |
| Roller circumscribed circle diameterEw | — | 272 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 | — | 17.4 kg | — |
| Classification | |||
| Official Category Path | — | — | Cylindrical roller bearings - Single-row - NU |
| Official Classification 1 | — | — | Cylindrical roller bearings / Single-row / NU |
| Official Classification 2 | — | — | Cylindrical roller bearings / Single-row / N |
| Construction | |||
| Single-row construction type | — | N | — |
| Rib arrangement | — | Two inner-ring ribs; ribless outer 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 dimensionr1 min | 4 mm | — | — |
| Minimum chamfer dimensionr1 min | 0.157 in | — | — |
| Axial displacements1 | 4.3 mm | — | — |
| Axial displacements1 | 0.169 in | — | — |
| Raceway diameter outer ringE | 279 mm | — | — |
| Raceway diameter outer ringE | 10.984 in | — | — |
| Load ratings — standard cage | |||
| Basic dynamic radial load ratingCr | — | 585000 N | — |
| Basic static radial load ratingC0r | — | 635000 N | — |
| Lubrication-qualified speed — standard cage | |||
| Thermal speed rating — oil bath | — | 2600 r/min | — |
| Mechanical limiting speed — forced oil circulation | — | Not stated in this catalogue row | — |
| Limiting speed — grease | — | 2000 r/min | — |
| Limiting speed — oil bath | — | 2400 r/min | — |
| Main Dimensions & Performance Data | |||
| Basic dynamic load rating, radialCr | 700,000 N | — | — |
| Basic dynamic load rating, radialCr | 157,374.101 lbf | — | — |
| Basic static load rating, radialC0r | 780,000 N | — | — |
| Basic static load rating, radialC0r | 175,359.712 lbf | — | — |
| Fatigue load limit, radialCur | 118,000 N | — | — |
| Fatigue load limit, radialCur | 26,528.777 lbf | — | — |
| Limiting speed for grease lubricationnG Grease | 3,300 1/min | — | — |
| Limiting speed for oil lubricationnG Oil | 3,850 1/min | — | — |
| Manufacturer Identity | |||
| Schaeffler Product Code | 367652 | — | — |
| Official Class Key | — | — | 040-010-000 |
| Base Type | N234 | — | — |
| Gpsd Group | F01 | — | — |
| Product Line Id | 63 | — | — |
| SAP material number | 0192181330000 | — | — |
| Base product | 2305090101 | — | — |
| Bearing X designation | N234-E-XL-M1 | — | — |
| Mounting Manager ID | N234-E-XL-M1 | — | — |
| Grease application ID | N234-E-XL-M1 | — | — |
| Mounting dimensions | |||
| Diameter shaft shoulderda | 187 mm | — | — |
| Diameter shaft shoulderda | 7.362 in | — | — |
| Diameter of housing shoulderDa | 293 mm | — | — |
| Diameter of housing shoulderDa | 11.535 in | — | — |
| Maximum recess radiusra1 max | 3 mm | — | — |
| Maximum recess radiusra1 max | 0.118 in | — | — |
| Mounting dimensions — shown arrangement | |||
| Minimum shaft shoulder diameterda min. | — | 186 mm | — |
| Maximum housing shoulder diameterDb max. | — | 294 mm | — |
| Minimum housing shoulder diameterDb min. | — | 278 mm | — |
| Maximum adjacent fillet radiusra max. | — | 3 mm | — |
| Maximum secondary adjacent fillet radiusrb max. | — | 3 mm | — |
| Product characteristics | |||
| Tolerance classPN | Normal (ISO 492:2023) | — | — |
| Change markE | Increased Capacity Design | — | — |
| Radial internal clearanceCN (Group N) | Normal internal clearance | — | — |
| Number of rows1 | Single-row design | — | — |
| Product Identity | |||
| Construction | Cylindrical roller bearing N2..-M1, with cage, single row, non-locating bearing, 0 ribs on outer ring, 2 rib on inner ring, type N2 | — | — |
| Short Description | Cylindrical roller bearing | — | — |
| Technical Data | |||
| d | — | — | 310 mm |
| Bore Diameter (D) | 170 mm | — | — |
| B | — | — | 52 mm |
| Outside Diamater (D) | 310 mm | — | — |
| R(Min.) | — | — | 4 mm |
| Total Width (B) | 52 mm | — | — |
| R1(Min.) | — | — | 4 mm |
| Basic Dynamic Load Rating, Radial (Cr) | 700,000 N | — | — |
| Ew | — | — | - mm |
| Basic Static Load Rating, Radial (C0R) | 780,000 N | — | — |
| Basic Load Ratings : Cr | — | — | 596 kN |
| Operating Temperature Min. (Tmin) | -30 °C | — | — |
| Basic Load Ratings : C0R | — | — | 637 kN |
| Limiting Speed For Grease Lubrication (Ng Grea) | 3,300 1/min | — | — |
| Fatigue Load Limit : Cu | — | — | 78.4 kN |
| Minimum Diameter Shaft Shoulder (Da) | 187 mm | — | — |
| Limiting Speeds(Grease Lub.) | — | — | 1900 min-1 |
| Limiting Speed (Ng Oil) | 3,850 1/min | — | — |
| Limiting Speeds(Oil Lub.) | — | — | 2300 min-1 |
| Operating Temperature Max. (Tmax) | 150 °C | — | — |
| Sd1 | — | — | - mm |
| Axial Displacement (S1) | 4.3 mm | — | — |
| B1 | — | — | - mm |
| Maximum Diameter Of Housing Shoulder (Da) | 293 mm | — | — |
| B2 | — | — | - mm |
| Minimum Chamfer Dimension (R1 Min) | 4 mm | — | — |
| Da(Min.) | — | — | - mm |
| Maximum Recess Radius (Ra1 Max) | 3 mm | — | — |
| Dc(Min.) | — | — | - mm |
| Raceway Diameter Outer Ring (E) | 279 mm | — | — |
| Dd(Min.) | — | — | - mm |
| Fatigue Load Limit, Radial (Cur) | 118,000 N | — | — |
| Da(Max.) | — | — | 294 mm |
| Db(Max.) | — | — | - mm |
| Db(Min.) | — | — | - mm |
| Ra(Max.) | — | — | 3 mm |
| Rb(Max.) | — | — | 3 mm |
| 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.