Cross-brand designation analysis
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Explore products that share a base designation across loaded brands, with dimensional agreement and data gaps shown clearly.
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One base designation across loaded brands
Exact designations rank first. Dimensions, suffixes and other technical differences remain visible so the result is not mistaken for an interchangeability declaration.
Dimensions verified
“NU1088” across 5 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 1088 MA440 × 650 × 94 mm | FAGNU1088-TB-M1440 × 650 × 94 mm | TIMKENNU1088MA440 × 650 × 94 mm | NSKNU1088440 × 650 × 94 mm | KOYONU1088440 × 650 × 94 mm |
|---|---|---|---|---|---|
| Comparable specifications | |||||
| Brand | SKF | FAG | TIMKEN | NSK | KOYO |
| Designation | NU 1088 MA | NU1088-TB-M1 | NU1088MA | NU1088 | NU1088 |
| Product family | Cylindrical roller bearings | — | Cylindrical 1-Row | Cylindrical roller bearing | Single-row / NU |
| Detailed type | Single row cylindrical roller bearing, nu design | Cylindrical roller bearings | Cylindrical roller bearings | Cylindrical roller bearings | Cylindrical roller bearings |
| Series | — | NU1088 | EX27746 | — | — |
| Bore diameterd | 440 mm | 440 mm | 440 mm | 440 mm | 440 mm |
| Outside diameterD | 650 mm | 650 mm | 650 mm | 650 mm | 650 mm |
| WidthB | 94 mm | 94 mm | 94 mm | 94 mm | 94 mm |
| Basic dynamic load ratingC | 1510 kN | 1560 kN | 1760 kN | 1810 kN | 1880 kN |
| Basic static load ratingC0 | 2650 kN | 2750 kN | 2760 kN | 2530 kN | 2520 kN |
| Fatigue load limitPu | — | 202 kN | — | — | 242 kN |
| Reference speednref | 1000 r/min | 860 r/min | — | — | — |
| Limiting speednG | 1300 r/min | 1600 r/min | — | — | 680 r/min |
| Mass≈m | 110 kg | 105.4 kg | 107 kg | — | 109 kg |
| Precision class | — | PN — Normal (ISO 492:2023) | — | — | — |
| Internal clearance | — | CN (Group N) — Normal internal clearance | — | — | — |
| Sealing | Without | — | Open | — | — |
| Cage | — | M1 — Two Piece Brass Cage Roller Guided | Window Brass cage | Machined brass | — |
| Lubricant | None | — | — | — | — |
| Minimum operating temperatureTmin | — | -30 °C | — | — | — |
| Maximum operating temperatureTmax | — | 150 °C | — | — | — |
| Boundary dimensions | |||||
| Bearing widthB | — | — | — | 94 mm | — |
| Minimum bearing chamferr min. | — | — | — | 6 mm | — |
| Minimum secondary bearing chamferr1 min. | — | — | — | 6 mm | — |
| Roller inscribed circle diameterFw | — | — | — | 493 mm | — |
| Calculation Factors | |||||
| K Factor | — | — | 0.00 | — | — |
| Y1 Factor | — | — | 0.00 | — | — |
| Y2 Factor | — | — | 0.00 | — | — |
| Y0 Factor | — | — | 0.00 | — | — |
| E Factor | — | — | 0.00 | — | — |
| Cg Factor | — | — | 0.2222 | — | — |
| Capabilities & suitability | |||||
| Radial load capacity | — | Yes | — | — | — |
| Suitable for grease lubrication | — | Yes | — | — | — |
| Suitable for oil lubrication | — | Yes | — | — | — |
| Unsealed design | — | Yes | — | — | — |
| Largebearing | — | Yes | — | — | — |
| Catalogue reference mass | |||||
| Approximate shared-row mass — not separately stated for each rib arrangement | — | — | — | 105 kg | — |
| Classification | |||||
| Official Category Path | — | — | — | — | Cylindrical roller bearings - Single-row - NU |
| Official Classification 1 | — | — | — | — | Cylindrical roller bearings / Single-row / NU |
| Construction | |||||
| Single-row construction type | — | — | — | NU | — |
| Rib arrangement | — | — | — | Two outer-ring ribs; ribless inner ring | — |
| Standard cage material | — | — | — | Machined brass | — |
| Standard cage marking | — | — | — | M is usually omitted for this series | — |
| 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 dimensionrmin | — | 6 mm | — | — | — |
| Minimum chamfer dimensionrmin | — | 0.236 in | — | — | — |
| Minimum chamfer dimensionr1 min | — | 6 mm | — | — | — |
| Minimum chamfer dimensionr1 min | — | 0.236 in | — | — | — |
| Axial displacements | — | 9.8 mm | — | — | — |
| Axial displacements | — | 0.386 in | — | — | — |
| Raceway diameter outer ringE | — | 597 mm | — | — | — |
| Raceway diameter outer ringE | — | 23.504 in | — | — | — |
| Raceway diameter inner ringF | — | 493 mm | — | — | — |
| Raceway diameter inner ringF | — | 19.409 in | — | — | — |
| Minimum rib diameter outer ringD1 min | — | 576.2 mm | — | — | — |
| Minimum rib diameter outer ringD1 min | — | 22.685 in | — | — | — |
| Load ratings — standard cage | |||||
| Basic dynamic radial load ratingCr | — | — | — | 1810000 N | — |
| Basic static radial load ratingC0r | — | — | — | 2530000 N | — |
| Logistics | |||||
| Product net weight | 110.0 kg | — | — | — | — |
| eClass code | 23-05-09-01 | — | — | — | — |
| UNSPSC code | 31171505 | — | — | — | — |
| Lubrication-qualified speed — standard cage | |||||
| Thermal speed rating — oil bath | — | — | — | 1000 r/min | — |
| Mechanical limiting speed — forced oil circulation | — | — | — | Not stated in this catalogue row | — |
| Limiting speed — grease | — | — | — | 800 r/min | — |
| Limiting speed — oil bath | — | — | — | 1000 r/min | — |
| Main Dimensions & Performance Data | |||||
| Basic dynamic load rating, radialCr | — | 1,560,000 N | — | — | — |
| Basic dynamic load rating, radialCr | — | 350,719.424 lbf | — | — | — |
| Basic static load rating, radialC0r | — | 2,750,000 N | — | — | — |
| Basic static load rating, radialC0r | — | 618,255.396 lbf | — | — | — |
| Fatigue load limit, radialCur | — | 202,000 N | — | — | — |
| Fatigue load limit, radialCur | — | 45,413.669 lbf | — | — | — |
| Manufacturer Identity | |||||
| Schaeffler Product Code | — | 369826 | — | — | — |
| Material Number | — | — | 000000000190072301 | — | — |
| Official Class Key | — | — | — | — | 040-010-000 |
| Base Type | — | NU1088 | — | — | — |
| World Assembly Part Number | — | — | NU1088MA | — | — |
| Gpsd Group | — | F01 | — | — | — |
| Inner Ring Part Number | — | — | 440ARUA10 | — | — |
| Product Line Id | — | 75 | — | — | — |
| Outer Ring Part Number | — | — | 440ERUA10 | — | — |
| Drawing Number | — | — | M960810 | — | — |
| Upc | — | — | 0013992686206 | — | — |
| Official Source System | — | — | CORE BP - DS DF | — | — |
| Official Last Run | — | — | 2026-08-23T20:02:48.513 | — | — |
| SAP material number | — | 0815116200000 | — | — | — |
| Base product | — | 2305090102 | — | — | — |
| Bearing X designation | — | NU1088-TB-M1 | — | — | — |
| Mounting Manager ID | — | NU1088-TB-M1 | — | — | — |
| Grease application ID | — | NU1088-TB-M1 | — | — | — |
| Mounting dimensions | |||||
| Minimum diameter shaft shoulderda min | — | 463 mm | — | — | — |
| Minimum diameter shaft shoulderda min | — | 18.228 in | — | — | — |
| Maximum diameter of shaft shoulderda max | — | 488 mm | — | — | — |
| Maximum diameter of shaft shoulderda max | — | 19.213 in | — | — | — |
| Minimum shaft shoulderdb min | — | 498 mm | — | — | — |
| Minimum shaft shoulderdb min | — | 19.606 in | — | — | — |
| Maximum diameter of housing shoulderDa max | — | 627 mm | — | — | — |
| Maximum diameter of housing shoulderDa max | — | 24.685 in | — | — | — |
| Maximum recess radiusra max | — | 5 mm | — | — | — |
| Maximum recess radiusra max | — | 0.197 in | — | — | — |
| Maximum recess radiusra1 max | — | 5 mm | — | — | — |
| Maximum recess radiusra1 max | — | 0.197 in | — | — | — |
| Mounting dimensions — shown arrangement | |||||
| Minimum shaft shoulder diameterdb min. | — | — | — | 466 mm | — |
| Maximum housing shoulder diameterDa max. | — | — | — | 624 mm | — |
| Maximum adjusting-ring diameter (NU/NJ arrangement)db max. | — | — | — | 488 mm | — |
| Maximum adjacent fillet radiusra max. | — | — | — | 5 mm | — |
| Maximum secondary adjacent fillet radiusrb max. | — | — | — | 5 mm | — |
| Product characteristics | |||||
| DesignTB | — | Bearings with increased axial load capacity | — | — | — |
| 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 NU20..-E-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 | Single Row Cylindrical Roller Bearing | Imperial Series | 17.3228 in Bore | 25.5906 in OD | 3.7008 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 | — | — | — | — |
| Tolerance class | Normal | — | — | — | — |
| Coating | Without | — | — | — | — |
| Relubrication feature | Without | — | — | — | — |
| Candidate for remanufacturing | Yes | — | — | — | — |
| Indicative carbon footprint for new product | 407.0 kg CO 2 e | — | — | — | — |
| Indicative carbon footprint for remanufactured product | 135.0 kg CO 2 e | — | — | — | — |
| Technical Data | |||||
| d | — | — | — | — | 650 mm |
| B | — | — | — | — | 94 mm |
| Bore Diameter (D) | — | 440 mm | — | — | — |
| R(Min.) | — | — | — | — | 6 mm |
| Outside Diamater (D) | — | 650 mm | — | — | — |
| R1(Min.) | — | — | — | — | 6 mm |
| Total Width (B) | — | 94 mm | — | — | — |
| Overall Width | — | — | 0.000 mm | — | — |
| Fw | — | — | — | — | 493 mm |
| Basic Dynamic Load Rating, Radial (Cr) | — | 1,560,000 N | — | — | — |
| Radial Rating | — | — | 1,760,000 N | — | — |
| Ew | — | — | — | — | - mm |
| Basic Static Load Rating, Radial (C0R) | — | 2,750,000 N | — | — | — |
| Axial Rating | — | — | 0 N | — | — |
| Basic Load Ratings : Cr | — | — | — | — | 1880 kN |
| Raceway Diameter Inner Ring (F) | — | 493 mm | — | — | — |
| Dynamic Rating C1 | — | — | 1,760,000 N | — | — |
| Basic Load Ratings : C0R | — | — | — | — | 2520 kN |
| Operating Temperature Min. (Tmin) | — | -30 °C | — | — | — |
| Dynamic Rating C90 | — | — | 0 N | — | — |
| Fatigue Load Limit : Cu | — | — | — | — | 242 kN |
| Minimum Diameter Shaft Shoulder (Da) | — | 463 mm | — | — | — |
| Dynamic Axial Rating Ca90 | — | — | 0 N | — | — |
| Limiting Speeds(Grease Lub.) | — | — | — | — | 680 min-1 |
| Operating Temperature Max. (Tmax) | — | 150 °C | — | — | — |
| Dynamic Axial Rating Ca1 | — | — | 0 N | — | — |
| Limiting Speeds(Oil Lub.) | — | — | — | — | 800 min-1 |
| Limiting Speed (Limiting Spe) | — | 1,600 1/min | — | — | — |
| Static Radial Rating C0 | — | — | 2,760,000 N | — | — |
| Sd1 | — | — | — | — | - mm |
| Reference Speed (Nϑr) | — | 860 1/min | — | — | — |
| Extended Dynamic Rating Ce | — | — | 0 N | — | — |
| B1 | — | — | — | — | - mm |
| Maximum Recess Radius (Ra Max) | — | 5 mm | — | — | — |
| Static Axial Rating C0A | — | — | 0 N | — | — |
| B2 | — | — | — | — | - mm |
| Maximum Diameter Of Housing Shoulder (Da) | — | 627 mm | — | — | — |
| Da(Min.) | — | — | — | — | - mm |
| Minimum Chamfer Dimension (R1 Min) | — | 6 mm | — | — | — |
| Db(Min.) | — | — | — | — | - mm |
| Axial Displacement (S) | — | 9.8 mm | — | — | — |
| Db(Max.) | — | — | — | — | - mm |
| Minimum Rib Diameter Outer Ring (D1 Min) | — | 576.2 mm | — | — | — |
| Dc(Min.) | — | — | — | — | - mm |
| Maximum Diameter Of Shaft Shoulder (Da Max) | — | 488 mm | — | — | — |
| Dd(Min.) | — | — | — | — | - mm |
| Maximum Recess Radius (Ra1 Max) | — | 5 mm | — | — | — |
| Da(Max.) | — | — | — | — | 626 mm |
| Minimum Chamfer Dimension (Rmin) | — | 6 mm | — | — | — |
| Raceway Diameter Outer Ring (E) | — | 597 mm | — | — | — |
| Minimum Shaft Shoulder (Db Min) | — | 498 mm | — | — | — |
| Ra(Max.) | — | — | — | — | 5 mm |
| Fatigue Load Limit, Radial (Cur) | — | 202,000 N | — | — | — |
| Rb(Max.) | — | — | — | — | 5 mm |
| Mass(Refer.) | — | — | — | — | 109 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.