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
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Dimensions differ
“29388” across 3 loaded brands
The base designation is shared, but the loaded boundary dimensions do not agree. Use Custom Compare when you want to choose exact suffix variants yourself.
Technical comparison
Choose exact variants instead →Brand differences at a glance
| Parameter | SKF29388 EM440 × 680 × mm | FAG29388-E1-XL-MB440 × 680 × 145 mm | KOYO29388R440 × 680 × 49 mm |
|---|---|---|---|
| Comparable specifications | |||
| Brand | SKF | FAG | KOYO |
| Designation | 29388 EM | 29388-E1-XL-MB | 29388R |
| Product family | Spherical roller thrust bearings | — | — |
| Detailed type | Spherical roller thrust bearing with machined metal cage | Axial spherical roller bearings | Axial spherical roller bearings |
| Series | — | 29388 | — |
| Bore diameterd | 440 mm | 440 mm | 440 mm |
| Outside diameterD | 680 mm | 680 mm | 680 mm |
| WidthB | — | 145 mm | 49 mm |
| HeightH | 145 mm | — | — |
| Basic dynamic load ratingC | 5200 kN | — | — |
| Basic static load ratingC0 | 19300 kN | — | — |
| Fatigue load limitPu | 1560 kN | — | 1250 kN |
| Reference speednref | 530 r/min | 470 r/min | — |
| Limiting speednG | 850 r/min | 890 r/min | 420 r/min |
| Mass≈m | 180 kg | 184 kg | 190 kg |
| Cage | Machined brass | MB — Solid brass cage | — |
| Minimum operating temperatureTmin | — | -30 °C | — |
| Maximum operating temperatureTmax | — | 200 °C | — |
| 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 | — |
| Largebearing | — | Yes | — |
| Staticangularerrorandmisalignment | — | Yes | — |
| Dynamicangularerrorandmisalignment | — | Yes | — |
| Classification | |||
| Official Category Path | — | — | Spherical thrust roller bearings |
| Official Classification 1 | — | — | Spherical thrust roller bearings |
| Dimensions | |||
| Bore diameter housing washerD1 | — | 540 mm | — |
| Bore diameter housing washerD1 | — | 21.26 in | — |
| Rip diameter shaft washerd1 | — | 631.5 mm | — |
| Rip diameter shaft washerd1 | — | 24.862 in | — |
| Minimum chamfer dimensionrmin | — | 6 mm | — |
| Minimum chamfer dimensionrmin | — | 0.236 in | — |
| Height of the housing washerT1 | — | 70.5 mm | — |
| Height of the housing washerT1 | — | 2.776 in | — |
| Height of shaft washerT2 | — | 52 mm | — |
| Height of shaft washerT2 | — | 2.047 in | — |
| Height of the shaft washerT3 | — | 87 mm | — |
| Height of the shaft washerT3 | — | 3.425 in | — |
| Height of shaft washer, inc. lip ringT4 | — | 140 mm | — |
| Height of shaft washer, inc. lip ringT4 | — | 5.512 in | — |
| Distance of the center pointA | — | 245 mm | — |
| Distance of the center pointA | — | 9.646 in | — |
| Engineering — Abutment dimensions | |||
| Diameter of shaft abutmentd a | min. 560 mm | — | — |
| Diameter of housing abutmentD a | max. 605 mm | — | — |
| Fillet radiusr a | max. 5 mm | — | — |
| Engineering — Calculation data | |||
| Minimum axial load factorA | 34 | — | — |
| Engineering — Dimensions | |||
| Outside diameter of shaft washer end side faced 1 | ≈ 626 mm | — | — |
| Shoulder diameter outer ringD 1 | ≈ 540 mm | — | — |
| Width shaft washer or length of shaft washer bore diameter that fits on shaft (bearings with a machined cage)B | 49 mm | — | — |
| Height shaft washer + cageB 1 | 140 mm | — | — |
| Height housing washerC | 70.5 mm | — | — |
| Distance from shaft washer end side face to pressure points | 249 mm | — | — |
| Chamfer dimension shaft washerr 1,2 | min. 6 mm | — | — |
| Logistics | |||
| Product net weight | 180.0 kg | — | — |
| eClass code | 23-05-09-11 | — | — |
| UNSPSC code | 31171507 | — | — |
| Main Dimensions & Performance Data | |||
| Section heightT | — | 145 mm | — |
| Section heightT | — | 5.709 in | — |
| Basic dynamic load rating, axialCa | — | 5,200,000 N | — |
| Basic dynamic load rating, axialCa | — | 1,169,064.748 lbf | — |
| Basic static load rating, axialC0a | — | 18,300,000 N | — |
| Basic static load rating, axialC0a | — | 4,114,208.633 lbf | — |
| Fatigue load limit, axialCua | — | 1,930,000 N | — |
| Fatigue load limit, axialCua | — | 433,902.878 lbf | — |
| Manufacturer Identity | |||
| Schaeffler Product Code | — | 396512 | — |
| Official Class Key | — | — | 080-000-000 |
| Base Type | — | 29388 | — |
| Old Designation | — | ["29388-E1-MB"] | — |
| Gpsd Group | — | F03 | — |
| Product Line Id | — | 78 | — |
| X Life Marking | — | XL | — |
| SAP material number | — | 0390001090000 | — |
| Base product | — | 2305110301 | — |
| Bearing X designation | — | 29388-E1-XL-MB | — |
| Mounting Manager ID | — | 29388-E1-XL-MB | — |
| Mounting dimensions | |||
| Minimum diameter shaft shoulderda min | — | 555 mm | — |
| Minimum diameter shaft shoulderda min | — | 21.85 in | — |
| Maximum diameter of housing shoulderDa max | — | 614 mm | — |
| Maximum diameter of housing shoulderDa max | — | 24.173 in | — |
| Minimum bore diameter housingDb min | — | 695 mm | — |
| Minimum bore diameter housingDb min | — | 27.362 in | — |
| Maximum distance sleevedb max | — | 473 mm | — |
| Maximum distance sleevedb max | — | 18.622 in | — |
| Maximum recess radiusra max | — | 5 mm | — |
| Maximum recess radiusra max | — | 0.197 in | — |
| Performance | |||
| SKF performance class | SKF Explorer | — | — |
| Product characteristics | |||
| Heat treatment | — | Standard | — |
| Locating feature, housing washer | None | Without | — |
| Handling thread holes | — | Without | — |
| Constricted width and inclination variation | — | Standard | — |
| Test certificate | — | Without | — |
| Product identity | |||
| Official product category | Spherical roller thrust bearings | — | — |
| Official taxonomy path | /products/rolling-bearings/roller-bearings/spherical-roller-thrust-bearings | — | — |
| Structure group ID | BHS_001 | — | — |
| Available from SKF | Yes | — | — |
| Remanufacturable | Yes | — | — |
| Product Identity | |||
| Construction | — | Axial spherical roller bearing 293..-E1-XL-MB, with flanging ring | — |
| Short Description | — | Axial spherical roller bearing | — |
| Properties | |||
| Bore type | Cylindrical | — | — |
| Tolerance class | Normal | — | — |
| Candidate for remanufacturing | Yes | — | — |
| Indicative carbon footprint for new product | 666.0 kg CO 2 e | — | — |
| Indicative carbon footprint for remanufactured product | 221.0 kg CO 2 e | — | — |
| Technical Data | |||
| d | — | — | 680 mm |
| T | — | — | 145 mm |
| R(Min.) | — | — | 6 mm |
| Basic Load Ratings Ca | — | — | 5360 kN |
| Bore Diameter (D) | — | 440 mm | — |
| Basic Load Ratings C0A | — | — | 18800 kN |
| Outside Diameter (D) | — | 680 mm | — |
| Fatigue Load Limit : Cu | — | — | 1250 kN |
| Height (T) | — | 145 mm | — |
| Limiting Speeds(Oil Lub.) | — | — | 420 min-1 |
| Basic Dynamic Load Rating, Axial (Ca) | — | 5,200,000 N | — |
| D1 | — | — | 548 mm |
| Basic Static Load Rating, Axial (C0A) | — | 18,300,000 N | — |
| Operating Temperature Min. (Tmin) | — | -30 °C | — |
| B | — | — | 49 mm |
| Limiting Speed (Ng) | — | 890 1/min | — |
| B1 | — | — | 140 mm |
| Operating Temperature Max. (Tmax) | — | 200 °C | — |
| C | — | — | 70 mm |
| Reference Speed (Nϑr) | — | 470 1/min | — |
| A | — | — | 245 mm |
| Minimum Diameter Of Housing Shoulder (Db Min) | — | 695 mm | — |
| Da(Min.) | — | — | 550 mm |
| Bore Diameter Housing Washer (D1) | — | 540 mm | — |
| Da(Max.) | — | — | 600 mm |
| Height Of Shaft Washer (T2) | — | 52 mm | — |
| Ra(Max.) | — | — | 5 mm |
| Height Of The Housing Washer (T1) | — | 70.5 mm | — |
| Mass(Refer.) | — | — | 190 kg |
| Rip Diameter Shaft Washer (D1) | — | 631.5 mm | — |
| Height Of The Shaft Washer (T3) | — | 87 mm | — |
| Minimum Diameter Shaft Shoulder (Da Min) | — | 555 mm | — |
| Distance Of The Center Point (A) | — | 245 mm | — |
| Height Of Shaft Washer, Inc. Lip Ring (T4) | — | 140 mm | — |
| Maximum Diameter Of Housing Shoulder (Da Max) | — | 614 mm | — |
| Maximum Distance Sleeve (Db Max) | — | 473 mm | — |
| Minimum Chamfer Dimension (Rmin) | — | 6 mm | — |
| Maximum Fillet Radius (Ra Max) | — | 5 mm | — |
| Fatigue Load Limit, Axial (Cua) | — | 1,930,000 N | — |
| Temperature range | |||
| Operating temperature min.Tmin | — | -30 °C | — |
| Operating temperature min.Tmin | — | -22 °F | — |
| Operating temperature max.Tmax | — | 200 °C | — |
| Operating temperature max.Tmax | — | 392 °F | — |
Automatic matching is a search aid, not an interchangeability declaration. Confirm the full suffix, tolerances, internal design and application limits before substitution.