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| Parameter | FAGNUP2234-E-XL-M1170 × 310 × 86 mm | NSKNUP2234EM170 × 310 × 86 mm | KOYONUP2234170 × 310 × 86 mm |
|---|---|---|---|
| Comparable specifications | |||
| Brand | FAG | NSK | KOYO |
| Designation | NUP2234-E-XL-M1 | NUP2234EM | NUP2234 |
| Product family | — | Cylindrical roller bearing | Single-row / NUP |
| Detailed type | Cylindrical roller bearings | Cylindrical roller bearings | Cylindrical roller bearings |
| Series | NUP2234 | — | — |
| Bore diameterd | 170 mm | 170 mm | 170 mm |
| Outside diameterD | 310 mm | 310 mm | 310 mm |
| WidthB | 86 mm | 86 mm | 86 mm |
| Basic dynamic load ratingC | 1130 kN | 1140 kN | 896 kN |
| Basic static load ratingC0 | 1400 kN | 1330 kN | 1080 kN |
| Fatigue load limitPu | 215 kN | — | 127 kN |
| Reference speednref | 1470 r/min | — | — |
| Limiting speednG | 3800 r/min | — | 1700 r/min |
| Mass≈m | 30.247 kg | — | 30.6 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 | — | 86 mm | — |
| Minimum bearing chamferr min. | — | 4 mm | — |
| Minimum secondary bearing chamferr1 min. | — | 4 mm | — |
| Roller inscribed circle diameterFw | — | 205 mm | — |
| Capabilities & suitability | |||
| Radial load capacity | Yes | — | — |
| Axial load capacity in one direction | Yes | — | — |
| Axial load capacity in both directions | 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 | — | 29.9 kg | — |
| Classification | |||
| Official Category Path | — | — | Cylindrical roller bearings - Single-row - NUP |
| Official Classification 1 | — | — | Cylindrical roller bearings / Single-row / NUP |
| Construction | |||
| Single-row construction type | — | NUP | — |
| Rib arrangement | — | Two outer-ring ribs; one integral and one loose inner-ring rib | — |
| 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 | — | Catalogue asterisk: optimized crowning may be available; not verified as fitted | — |
| 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 | — | — |
| Raceway diameter outer ringE | 281 mm | — | — |
| Raceway diameter outer ringE | 11.063 in | — | — |
| Raceway diameter inner ringF | 205 mm | — | — |
| Raceway diameter inner ringF | 8.071 in | — | — |
| Width of loose ribB3 | 12 mm | — | — |
| Width of loose ribB3 | 0.472 in | — | — |
| Load ratings — standard cage | |||
| Basic dynamic radial load ratingCr | — | 1140000 N | — |
| Basic static radial load ratingC0r | — | 1330000 N | — |
| Lubrication-qualified speed — standard cage | |||
| Thermal speed rating — oil bath | — | 2200 r/min | — |
| Mechanical limiting speed — forced oil circulation | — | 3200 r/min | — |
| Limiting speed — grease | — | 1800 r/min | — |
| Limiting speed — oil bath | — | 2200 r/min | — |
| Main Dimensions & Performance Data | |||
| Basic dynamic load rating, radialCr | 1,130,000 N | — | — |
| Basic dynamic load rating, radialCr | 254,046.763 lbf | — | — |
| Basic static load rating, radialC0r | 1,400,000 N | — | — |
| Basic static load rating, radialC0r | 314,748.201 lbf | — | — |
| Fatigue load limit, radialCur | 215,000 N | — | — |
| Fatigue load limit, radialCur | 48,336.331 lbf | — | — |
| Manufacturer Identity | |||
| Schaeffler Product Code | 373479 | — | — |
| Official Class Key | — | — | 040-010-000 |
| Base Type | NUP2234 | — | — |
| Old Designation | ["NUP2234E.M1","NUP2234-E-M1"] | — | — |
| Gpsd Group | F01 | — | — |
| Product Line Id | 63 | — | — |
| X Life Marking | XL | — | — |
| SAP material number | 0382620450000 | — | — |
| Base product | 2305090122 | — | — |
| Mounting dimensions | |||
| Maximum rib diameter inner ringd1 | 219 mm | — | — |
| Maximum rib diameter inner ringd1 | 8.622 in | — | — |
| Minimum rib diameter outer ringD1 min | 269.9 mm | — | — |
| Minimum rib diameter outer ringD1 min | 10.626 in | — | — |
| Minimum diameter shaft shoulderda min | 187 mm | — | — |
| Minimum diameter shaft shoulderda min | 7.362 in | — | — |
| Minimum shaft shoulderdc min | 223 mm | — | — |
| Minimum shaft shoulderdc min | 8.78 in | — | — |
| Maximum diameter of housing shoulderDa max | 293 mm | — | — |
| Maximum diameter of housing shoulderDa max | 11.535 in | — | — |
| Maximum recess radiusra max | 3 mm | — | — |
| Maximum recess radiusra max | 0.118 in | — | — |
| Mounting dimensions — shown arrangement | |||
| Minimum shaft shoulder diameterdb min. | — | 186 mm | — |
| Maximum housing shoulder diameterDa max. | — | 294 mm | — |
| Maximum adjacent fillet radiusra max. | — | 3 mm | — |
| Maximum secondary adjacent fillet radiusrb max. | — | 3 mm | — |
| Product characteristics | |||
| DesignE | Increased Capacity Design | — | — |
| 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 NUP..-E-XL-M1, with cage, single row, locating bearing, 2 ribs on outer ring, 1 rib on inner ring, rib washer internal, type NUP | — | — |
| Short Description | Cylindrical roller bearing | — | — |
| Technical Data | |||
| d | — | — | 310 mm |
| B | — | — | 86 mm |
| R(Min.) | — | — | 4 mm |
| R1(Min.) | — | — | 4 mm |
| Bore Diameter (D) | 170 mm | — | — |
| Fw | — | — | 208 mm |
| Outside Diamater (D) | 310 mm | — | — |
| Ew | — | — | - mm |
| Total Width (B) | 86 mm | — | — |
| Basic Load Ratings : Cr | — | — | 896 kN |
| Basic Dynamic Load Rating, Radial (Cr) | 1,130,000 N | — | — |
| Basic Load Ratings : C0R | — | — | 1080 kN |
| Basic Static Load Rating, Radial (C0R) | 1,400,000 N | — | — |
| Fatigue Load Limit : Cu | — | — | 127 kN |
| Raceway Diameter Inner Ring (F) | 205 mm | — | — |
| Limiting Speeds(Grease Lub.) | — | — | 1700 min-1 |
| Operating Temperature Min. (Tmin) | -30 °C | — | — |
| Limiting Speeds(Oil Lub.) | — | — | 2300 min-1 |
| Minimum Diameter Shaft Shoulder (Da) | 187 mm | — | — |
| Sd1 | — | — | - mm |
| Width Of Loose Rib (B3) | 12 mm | — | — |
| B1 | — | — | - mm |
| Operating Temperature Max. (Tmax) | 150 °C | — | — |
| B2 | — | — | - mm |
| Limiting Speed (Limiting Spe) | 3,800 1/min | — | — |
| Da(Min.) | — | — | 186 mm |
| Minimum Shaft Shoulder (Dc Min) | 223 mm | — | — |
| Db(Min.) | — | — | - mm |
| Reference Speed (Nϑr) | 1,470 1/min | — | — |
| Db(Max.) | — | — | - mm |
| Maximum Recess Radius (Ra Max) | 3 mm | — | — |
| Dc(Min.) | — | — | - mm |
| Maximum Diameter Of Housing Shoulder (Da) | 293 mm | — | — |
| Dd(Min.) | — | — | - mm |
| Maximum Rib Diameter Inner Ring (D1) | 219 mm | — | — |
| Da(Max.) | — | — | 294 mm |
| Minimum Chamfer Dimension (R1 Min) | 4 mm | — | — |
| Minimum Rib Diameter Outer Ring (D1 Min) | 269.9 mm | — | — |
| Minimum Chamfer Dimension (Rmin) | 4 mm | — | — |
| Ra(Max.) | — | — | 3 mm |
| Raceway Diameter Outer Ring (E) | 281 mm | — | — |
| Rb(Max.) | — | — | 3 mm |
| Fatigue Load Limit, Radial (Cur) | 215,000 N | — | — |
| Mass(Refer.) | — | — | 30.6 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.