Technical data
Product specifications
Metric and imperial values are paired where the manufacturer provides both. Expand a section to review its parameters.
Core specifications14 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Series | 21307 | |
| Bore diameter | d | 35 mm |
| Outside diameter | D | 80 mm |
| Width | B | 21 mm |
| Basic dynamic load rating | C | 83 kN |
| Basic static load rating | C0 | 74 kN |
| Fatigue load limit | Pu | 8.3 kN |
| Reference speed | nref | 6800 r/min |
| Limiting speed | nG | 10900 r/min |
| Mass | ≈m | 0.491 kg |
| Internal clearance | CN (Group N) — Normal internal clearance | |
| Cage | TVPB — Plastic cage | |
| Minimum operating temperature | Tmin | -30 °C |
| Maximum operating temperature | Tmax | 120 °C |
Product characteristics4 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Design | E1 | Without central rip |
| Cage | TVPB | Plastic cage |
| Radial internal clearance | CN (Group N) | Normal internal clearance |
| Relubrication feature | Without | Without lubricating groove and holes |
Main Dimensions & Performance Data9 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Bore diameter | d | 35 mm1.378 in |
| Outside diameter | D | 80 mm3.15 in |
| Width | B | 21 mm0.827 in |
| Basic dynamic load rating, radial | Cr | 83,000 N18,660.072 lbf |
| Basic static load rating, radial | C0r | 74,000 N16,636.691 lbf |
| Fatigue load limit, radial | Cur | 8,300 N1,866.007 lbf |
| Limiting speed | nG | 10,900 1/min |
| Reference speed | nϑr | 6,800 1/min |
| Mass | ≈m | 0.491 kg1.082 lbs |
Mounting dimensions6 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Minimum diameter shaft shoulder | da min | 44 mm1.732 in |
| Maximum diameter of housing shoulder | Da max | 71 mm2.795 in |
| Maximum recess radius | ra max | 1.5 mm0.059 in |
| Minimum cavity width of the sleeve | Ba min | 8 mm0.315 in |
| Maximum diameter of shaft shoulder | da max | 47 mm1.85 in |
| Minimum cavity diameter of the sleeve | db min | 39 mm1.535 in |
Dimensions3 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Minimum chamfer dimension | rmin | 1.5 mm0.059 in |
| Bore diameter outer ring | D1 | 66.6 mm2.622 in |
| Raceway diameter of the inner ring | d2 | 47.4 mm1.866 in |
Temperature range2 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Operating temperature min. | Tmin | -30 °C-22 °F |
| Operating temperature max. | Tmax | 120 °C248 °F |
Calculation factors4 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Limiting value of Fa/Fr for the applicability of diff. Values of factors X and Y | e | 0.26 |
| Dynamic axial load factor | Y1 | 2.55 |
| Dynamic axial load factor | Y2 | 3.8 |
| Static axial load factor | Y0 | 2.5 |
Capabilities & suitability8 parameters
| Parameter | Symbol | Value |
|---|---|---|
| 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 | |
| Staticangularerrorandmisalignment | Yes | |
| Dynamicangularerrorandmisalignment | Yes |
Manufacturer Identity10 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Schaeffler Product Code | 386607 | |
| Brand | FAG | |
| Base Type | 21307 | |
| Old Designation | ["21307-E1-K-TVPB","21307E1K.TVPB"] | |
| X Life Marking | XL | |
| SAP material number | 0190145110000 | |
| Base product | 2305091101 | |
| Bearing X designation | 21307-E1-XL-K-TVPB | |
| Mounting Manager ID | 21307-E1-XL-K-TVPB | |
| Grease application ID | 21307-E1-XL-K-TVPB |
Product Identity2 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Construction | Spherical roller bearings 213..-E1-K, main dimensions to DIN 635-2, with tapered bore, taper 1:12 | |
| Short Description | Spherical Roller Bearing |
Additional information1 parameter
| Parameter | Symbol | Value |
|---|---|---|
| Adapter sleeve | H307 |
Technical Data23 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Bore Diameter (D) | 35 mm | |
| Outside Diamater (D) | 80 mm | |
| Total Width (B) | 21 mm | |
| Basic Dynamic Load Rating, Radial (Cr) | 83,000 N | |
| Basic Static Load Rating, Radial (C0R) | 74,000 N | |
| Operating Temperature Min. (Tmin) | -30 °C | |
| Minimum Diameter Shaft Shoulder (Da) | 44 mm | |
| Operating Temperature Max. (Tmax) | 120 °C | |
| Limiting Speed (Limiting Spe) | 10,900 1/min | |
| Reference Speed (Nϑr) | 6,800 1/min | |
| Maximum Recess Radius (Ra Max) | 1.5 mm | |
| Maximum Diameter Of Housing Shoulder (Da) | 71 mm | |
| Limiting Value Of Fa/Fr For The Applicability Of Diff. Values Of Factors X And Y (E) | 0.26 | |
| 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 | |
| Maximum Diameter Of Shaft Shoulder (Da Max) | 47 mm | |
| Minimum Chamfer Dimension (Rmin) | 1.5 mm | |
| Static Axial Load Factor (Y0) | 2.5 | |
| Dynamic Axial Load Factor (Y2) | 3.8 | |
| Minimum Cavity Width Of The Sleeve (Ba Min) | 8 mm | |
| Minimum Cavity Diameter Of The Sleeve (Db Min) | 39 mm | |
| Fatigue Load Limit, Radial (Cur) | 8,300 N |
