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| Parameter | SKF21307 CC35 × 80 × 21 mm | FAG21307-E1-XL-TVPB35 × 80 × 21 mm | TIMKEN21307EJW3335 × 80 × 21 mm | NSK21307CDE435 × 80 × 21 mm | KOYO21307RZ35 × 80 × 21 mm |
|---|---|---|---|---|---|
| Comparable specifications | |||||
| Brand | SKF | FAG | TIMKEN | NSK | KOYO |
| Designation | 21307 CC | 21307-E1-XL-TVPB | 21307EJW33 | 21307CDE4 | 21307RZ |
| Product family | Spherical roller bearings | — | Radial SRB | Spherical roller bearing | Spherical roller bearings |
| Detailed type | Spherical roller bearings | Spherical roller bearings | Spherical roller bearings | Spherical roller bearings | Spherical roller bearings |
| Series | — | 21307 | EX26981 | — | — |
| Bore diameterd | 35 mm | 35 mm | 35 mm | 35 mm | 35 mm |
| Outside diameterD | 80 mm | 80 mm | 80 mm | 80 mm | 80 mm |
| WidthB | 21 mm | 21 mm | 21 mm | 21 mm | 21 mm |
| Basic dynamic load ratingC | 79.2 kN | 83 kN | 91.8 kN | 71.5 kN | 86.8 kN |
| Basic static load ratingC0 | 72 kN | 74 kN | 77.8 kN | 76 kN | 75.8 kN |
| Fatigue load limitPu | 8 kN | 8.3 kN | — | — | 5.9 kN |
| Reference speednref | 8500 r/min | 6800 r/min | — | — | — |
| Limiting speednG | 12000 r/min | 10900 r/min | — | — | 6200 r/min |
| Mass≈m | 0.533 kg | 0.497 kg | 0.51 kg | 0.53 kg | 0.572 kg |
| Precision class | Normal | — | — | — | — |
| Internal clearance | CN | CN (Group N) — Normal internal clearance | — | CN | — |
| Sealing | Without | — | Open | — | — |
| Cage | Sheet metal | TVPB — Plastic cage | Steel cage | Pressed steel | — |
| Lubricant | None | — | — | — | — |
| Minimum operating temperatureTmin | — | -30 °C | — | — | — |
| Maximum operating temperatureTmax | — | 120 °C | — | — | — |
| Boundary dimensions | |||||
| Bearing widthB | — | — | — | 21 mm | — |
| Minimum bearing chamferr min. | — | — | — | 1.5 mm | — |
| Calculation Factors | |||||
| K Factor | — | — | 0.00 | — | — |
| Y1 Factor | — | — | 2.56 | — | — |
| Y2 Factor | — | — | 3.81 | — | — |
| Y0 Factor | — | — | 2.50 | — | — |
| E Factor | — | — | 0.26 | — | — |
| Cg Factor | — | — | 0.0437 | — | — |
| Calculation factors | |||||
| Limiting value of Fa/Fr for the applicability of diff. Values of factors X and Ye | — | 0.26 | — | — | — |
| Dynamic axial load factorY1 | — | 2.55 | — | — | — |
| Dynamic axial load factorY2 | — | 3.8 | — | — | — |
| Static axial load factorY0 | — | 2.5 | — | 2.4 | — |
| Classification | |||||
| Official Category Path | — | — | — | — | Spherical roller bearings - Spherical roller bearings |
| Official Classification 1 | — | — | — | — | Spherical roller bearings |
| Construction | |||||
| Bore construction | — | — | — | Cylindrical bore | — |
| Cage material and manufacture | — | — | — | Pressed steel | — |
| Outer-ring lubrication features | — | — | — | E4: oil groove and oil holes | — |
| Internal clearance — catalogue omission rule | — | — | — | CN (normal), where no clearance suffix is specified | — |
| Precision — catalogue omission rule | — | — | — | ISO Normal, where no precision suffix is specified | — |
| Catalogue NSK HPS marking | — | — | — | No HPS asterisk in this row | — |
| Dimensions | |||||
| Minimum chamfer dimensionrmin | — | 1.5 mm | — | — | — |
| Minimum chamfer dimensionrmin | — | 0.059 in | — | — | — |
| Bore diameter outer ringD1 | — | 66.6 mm | — | — | — |
| Bore diameter outer ringD1 | — | 2.622 in | — | — | — |
| Raceway diameter of the inner ringd2 | — | 47.4 mm | — | — | — |
| Raceway diameter of the inner ringd2 | — | 1.866 in | — | — | — |
| Engineering — Abutment dimensions | |||||
| Diameter of shaft abutmentd a | min. 44 mm | — | — | — | — |
| Diameter of housing abutmentD a | max. 71 mm | — | — | — | — |
| Radius of filletr a | max. 1.5 mm | — | — | — | — |
| Engineering — Calculation data | |||||
| SKF performance class | SKF Explorer | — | — | — | — |
| Limiting valuee | 0.28 | — | — | — | — |
| Calculation factorY 1 | 2.4 | — | — | — | — |
| Calculation factorY 2 | 3.6 | — | — | — | — |
| Calculation factorY 0 | 2.5 | — | — | — | — |
| Engineering — Dimensions | |||||
| Deviation limits of mid-range bore diametert Δdmp | -0.012 to 0 mm | — | — | — | — |
| Deviation limits of mid-range outside diametert ΔDmp | -0.013 to 0 mm | — | — | — | — |
| Deviation limits of ring widtht ΔBs | -0.06 to 0 mm | — | — | — | — |
| Shoulder diameter of inner ringd 2 | ≈ 47.2 mm | — | — | — | — |
| Shoulder/recess diameter of outer ringD 1 | ≈ 65.6 mm | — | — | — | — |
| Chamfer dimensionr 1,2 | min. 1.5 mm | — | — | — | — |
| ISO tolerance class for dimensions | Normal | — | — | — | — |
| Engineering — Engineering specifications | |||||
| Bore type | Cylindrical | — | — | — | — |
| Engineering — Radial internal clearance | |||||
| Minimum initial clearance | 30 µm | — | — | — | — |
| Maximum initial clearance | 45 µm | — | — | — | — |
| Engineering — Tolerances of run-out | |||||
| Range of section height at inner ring of assembled bearingt Kia | 5 µm | — | — | — | — |
| Maximum run-out of inner ring side face to the boret Sd | 8 µm | — | — | — | — |
| Range of section height at outer ring of assembled bearingt Kea | 8 µm | — | — | — | — |
| Perpendicularity of outer ring outside surfacet SD | 4 µm | — | — | — | — |
| ISO tolerance class for geometrical tolerances | P5 | — | — | — | — |
| Equivalent-load factors | |||||
| Dynamic load ratio thresholde | — | — | — | 0.28 | — |
| Dynamic axial factor above thresholdY2 | — | — | — | 3.6 | — |
| Dynamic axial factor at or below thresholdY3 | — | — | — | 2.4 | — |
| Load ratings | |||||
| Basic dynamic radial load ratingCr | — | — | — | 71500 N | — |
| Basic static radial load ratingC0r | — | — | — | 76000 N | — |
| Logistics | |||||
| Product net weight | 0.533 kg | — | — | — | — |
| eClass code | 23-05-09-11 | — | — | — | — |
| UNSPSC code | 31171510 | — | — | — | — |
| Lubrication-qualified speed | |||||
| Thermal speed rating — oil bath | — | — | — | 7100 r/min | — |
| Mechanical limiting speed — forced oil circulation | — | — | — | Not stated in this catalogue row | — |
| Limiting speed — grease | — | — | — | 4000 r/min | — |
| Limiting speed — oil bath | — | — | — | 5300 r/min | — |
| Main Dimensions & Performance Data | |||||
| Basic dynamic load rating, radialCr | — | 83,000 N | — | — | — |
| Basic dynamic load rating, radialCr | — | 18,660.072 lbf | — | — | — |
| Basic static load rating, radialC0r | — | 74,000 N | — | — | — |
| Basic static load rating, radialC0r | — | 16,636.691 lbf | — | — | — |
| Fatigue load limit, radialCur | — | 8,300 N | — | — | — |
| Fatigue load limit, radialCur | — | 1,866.007 lbf | — | — | — |
| Manufacturer Identity | |||||
| Schaeffler Product Code | — | 386660 | — | — | — |
| Material Number | — | — | 000000000190013548 | — | — |
| Official Class Key | — | — | — | — | 060-010-000 |
| Base Type | — | 21307 | — | — | — |
| World Assembly Part Number | — | — | 21307EJW33 | — | — |
| Old Designation | — | ["21307-E1-TVPB","21307E1TVPB"] | — | — | — |
| Inner Ring Part Number | — | — | 35ASDC13 | — | — |
| Gpsd Group | — | F02 | — | — | — |
| Outer Ring Part Number | — | — | 35ESDC13W33 | — | — |
| Product Line Id | — | 37 | — | — | — |
| Drawing Number | — | — | M101064 | — | — |
| X Life Marking | — | XL | — | — | — |
| Upc | — | — | 0087796022546 | — | — |
| Official Source System | — | — | CORE BP - DS DF | — | — |
| Official Last Run | — | — | 2026-08-23T20:02:47.763 | — | — |
| SAP material number | — | 0190001970000 | — | — | — |
| Base product | — | 2305091101 | — | — | — |
| Bearing X designation | — | 21307-E1-XL-TVPB | — | — | — |
| Mounting Manager ID | — | 21307-E1-XL-TVPB | — | — | — |
| Grease application ID | — | 21307-E1-XL-TVPB | — | — | — |
| Mounting dimensions | |||||
| Minimum shaft shoulder diameterda min. | — | — | — | 44 mm | — |
| Maximum shaft shoulder diameterda max. | — | — | — | 47 mm | — |
| Maximum housing shoulder diameterDa max. | — | — | — | 71 mm | — |
| Minimum housing shoulder diameterDa min. | — | — | — | 67 mm | — |
| Maximum adjacent fillet radiusra max. | — | — | — | 1.5 mm | — |
| Minimum diameter shaft shoulderda min | — | 44 mm | — | — | — |
| Minimum diameter shaft shoulderda min | — | 1.732 in | — | — | — |
| Maximum diameter of housing shoulderDa max | — | 71 mm | — | — | — |
| Maximum diameter of housing shoulderDa max | — | 2.795 in | — | — | — |
| Maximum recess radiusra max | — | 1.5 mm | — | — | — |
| Maximum recess radiusra max | — | 0.059 in | — | — | — |
| Product characteristics | |||||
| Radial internal clearanceCN (Group N) | — | Normal internal clearance | — | — | — |
| Product identity | |||||
| Official product category | Spherical roller bearings | — | — | — | — |
| Official taxonomy path | /products/rolling-bearings/roller-bearings/spherical-roller-bearings | — | — | — | — |
| Structure group ID | BS2_001 | — | — | — | — |
| Available from SKF | Yes | — | — | — | — |
| Remanufacturable | No | — | — | — | — |
| Product Identity | |||||
| Short Description | — | Spherical Roller Bearing | — | — | — |
| Type Description | — | — | Radial SRB | — | — |
| Construction | — | — | Spherical Roller Bearing | Imperial Series | 1.3780 in Bore | 3.1496 in OD | 0.8268 in Width | Open | Cylindrical Bore | Steel Cage | C0 Clearance | Bearing contains application features | — | — |
| Number Of Rows | 2 | — | 2 | — | — |
| Tapered Bore | — | — | N | — | — |
| Properties | |||||
| Locating feature, bearing outer ring | Without | — | — | — | — |
| Radial internal clearance | CN | — | — | — | — |
| Tolerance class for dimensions | Normal | — | — | — | — |
| Tolerance class for run-out | P5 | — | — | — | — |
| Relubrication feature | Without | — | — | — | — |
| Indicative carbon footprint for new product | 2.0 kg CO 2 e | — | — | — | — |
| Reference mass | |||||
| Approximate catalogue mass | — | — | — | 0.53 kg | — |
| Technical Data | |||||
| d | — | — | — | — | 80 mm |
| B | — | — | — | — | 21 mm |
| R(Min.) | — | — | — | — | 1.5 mm |
| Bore Diameter (D) | — | 35 mm | — | — | — |
| Basic Load Ratings : Cr | — | — | — | — | 86.8 kN |
| Outside Diamater (D) | — | 80 mm | — | — | — |
| Overall Width | — | — | 0.000 mm | — | — |
| Basic Load Ratings : C0R | — | — | — | — | 75.8 kN |
| Total Width (B) | — | 21 mm | — | — | — |
| Radial Rating | — | — | 91,800 N | — | — |
| Fatigue Load Limit : Cu | — | — | — | — | 5.90 kN |
| Basic Dynamic Load Rating, Radial (Cr) | — | 83,000 N | — | — | — |
| Axial Rating | — | — | 0 N | — | — |
| Limiting Speeds(Grease Lub.) | — | — | — | — | 6200 min-1 |
| Basic Static Load Rating, Radial (C0R) | — | 74,000 N | — | — | — |
| Dynamic Rating C1 | — | — | 91,800 N | — | — |
| Limiting Speeds(Oil Lub.) | — | — | — | — | 8300 min-1 |
| Operating Temperature Min. (Tmin) | — | -30 °C | — | — | — |
| Dynamic Rating C90 | — | — | 0 N | — | — |
| Constant E | — | — | — | — | 0.27 |
| Minimum Diameter Shaft Shoulder (Da) | — | 44 mm | — | — | — |
| Dynamic Axial Rating Ca90 | — | — | 0 N | — | — |
| Axial Load Factors : Y1 | — | — | — | — | 2.49 |
| Operating Temperature Max. (Tmax) | — | 120 °C | — | — | — |
| Dynamic Axial Rating Ca1 | — | — | 0 N | — | — |
| Axial Load Factors : Y2 | — | — | — | — | 3.71 |
| Limiting Speed (Limiting Spe) | — | 10,900 1/min | — | — | — |
| Static Radial Rating C0 | — | — | 77,800 N | — | — |
| Axial Load Factors : Y0 | — | — | — | — | 2.43 |
| Reference Speed (Nϑr) | — | 6,800 1/min | — | — | — |
| Extended Dynamic Rating Ce | — | — | 0 N | — | — |
| Da(Min.) | — | — | — | — | 43.5 mm |
| Maximum Recess Radius (Ra Max) | — | 1.5 mm | — | — | — |
| Static Axial Rating C0A | — | — | 0 N | — | — |
| Da(Max.) | — | — | — | — | 71.5 mm |
| Maximum Diameter Of Housing Shoulder (Da) | — | 71 mm | — | — | — |
| Ra(Max.) | — | — | — | — | 1.5 mm |
| Limiting Value Of Fa/Fr For The Applicability Of Diff. Values Of Factors X And Y (E) | — | 0.26 | — | — | — |
| Mass(Refer.) | — | — | — | — | 0.572 kg |
| Dynamic Axial Load Factor (Y1) | — | 2.55 | — | — | — |
| Bore Diameter Outer Ring (D1) | — | 66.6 mm | — | — | — |
| Raceway Diameter Of The Inner Ring (D2) | — | 47.4 mm | — | — | — |
| Minimum Chamfer Dimension (Rmin) | — | 1.5 mm | — | — | — |
| Static Axial Load Factor (Y0) | — | 2.5 | — | — | — |
| Dynamic Axial Load Factor (Y2) | — | 3.8 | — | — | — |
| Fatigue Load Limit, Radial (Cur) | — | 8,300 N | — | — | — |
| Temperature range | |||||
| Operating temperature min.Tmin | — | -30 °C | — | — | — |
| Operating temperature min.Tmin | — | -22 °F | — | — | — |
| Operating temperature max.Tmax | — | 120 °C | — | — | — |
| Operating temperature max.Tmax | — | 248 °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.