Cross-brand designation analysis
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You entered 53309U. This table explores the base group 53309; it does not preserve or approve every requested suffix. Search your complete marking first →
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One base designation across loaded brands
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Dimensions verified
“53309” across 3 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 | FAG5330945 × 85 × 30.1 mm | NSK5330945 × 85 × 30.1 mm | KOYO5330945 × 85 × 30.1 mm |
|---|---|---|---|
| Comparable specifications | |||
| Brand | FAG | NSK | KOYO |
| Designation | 53309 | 53309 | 53309 |
| Product family | — | Axial deep groove ball bearing | Single direction / With flat back faces |
| Detailed type | Axial deep groove ball bearings | Axial deep groove ball bearings | Axial deep groove ball bearings |
| Bore diameterd | 45 mm | 45 mm | 45 mm |
| Outside diameterD | 85 mm | 85 mm | 85 mm |
| WidthB | 30.1 mm | 30.1 mm | 30.1 mm |
| Fatigue load limitPu | — | — | 7.4 kN |
| Reference speednref | 6800 r/min | — | — |
| Limiting speednG | 2600 r/min | — | 1900 r/min |
| Mass≈m | 0.68 kg | 0.702 kg | 0.68 kg |
| Precision class | PN — Normal (ISO 492:2023) | — | — |
| Cage | JP — Steel sheet metal | — | — |
| Minimum operating temperatureTmin | -30 °C | — | — |
| Maximum operating temperatureTmax | 150 °C | — | — |
| Additional information | |||
| Seat washer | U309 | — | — |
| Aligning-seat geometry | |||
| Aligning-seat geometric referenceA | — | 25 mm | — |
| Spherical seat radiusR | — | 64 mm | — |
| Assembly boundary dimensions | |||
| Shaft-washer bore diameterd | — | 45 mm | — |
| Overall outside diameterD | — | 85 mm | — |
| Complete assembled heightT3 | — | 30.1 mm | — |
| Axial load ratings | |||
| Basic dynamic axial load ratingCa | — | 80500 N | — |
| Basic static axial load ratingC0a | — | 163000 N | — |
| Calculation factors | |||
| Minimum load factorA | 0.12 | — | — |
| Capabilities & suitability | |||
| Axial load capacity in one direction | Yes | — | — |
| Suitable for grease lubrication | Yes | — | — |
| Suitable for oil lubrication | Yes | — | — |
| Unsealed design | Yes | — | — |
| Staticangularerrorandmisalignment | Yes | — | — |
| Chamfers | |||
| Minimum housing-side chamferr min. | — | 1 mm | — |
| Classification | |||
| Official Category Path | — | — | Thrust ball bearings - Single direction - With flat back faces |
| Official Classification 1 | — | — | Thrust ball bearings / Single direction / With flat back faces |
| Component dimensions | |||
| Shaft washer outside diameterd1 | — | 85 mm | — |
| Housing washer bore diameterD1 | — | 47 mm | — |
| Construction | |||
| Axial load directions | — | One direction | — |
| Seat construction | — | Aligning seat | — |
| Radial-load support | — | Not suitable for radial load; separate radial support required | — |
| Dimensions | |||
| Minimum chamfer dimensionrmin | 1 mm | — | — |
| Minimum chamfer dimensionrmin | 0.039 in | — | — |
| Inner diameter housing washerD1 | 47 mm | — | — |
| Inner diameter housing washerD1 | 1.85 in | — | — |
| Outer diameter shaft washerd1 | 85 mm | — | — |
| Outer diameter shaft washerd1 | 3.346 in | — | — |
| Radius spherical housing washerR | 64 mm | — | — |
| Radius spherical housing washerR | 2.52 in | — | — |
| Distance of the center pointA | 25 mm | — | — |
| Distance of the center pointA | 0.984 in | — | — |
| Height with seat washerT1 | 33 mm | — | — |
| Height with seat washerT1 | 1.299 in | — | — |
| Bore diameter seat washerD2 | 65 mm | — | — |
| Bore diameter seat washerD2 | 2.559 in | — | — |
| Outside diameter seat washerD3 | 90 mm | — | — |
| Outside diameter seat washerD3 | 3.543 in | — | — |
| Height seat washerC | 10 mm | — | — |
| Height seat washerC | 0.394 in | — | — |
| Lubrication-qualified speed | |||
| Limiting speed — grease | — | 2000 r/min | — |
| Limiting speed — oil | — | 3000 r/min | — |
| Main Dimensions & Performance Data | |||
| Inner diameter shaft washerd | 45 mm | — | — |
| Inner diameter shaft washerd | 1.772 in | — | — |
| Outer diameter housing washerD | 85 mm | — | — |
| Outer diameter housing washerD | 3.346 in | — | — |
| Basic dynamic load rating, axialCa | 75,800 N | — | — |
| Basic dynamic load rating, axialCa | 17,041.367 lbf | — | — |
| Basic static load rating, axialC0a | 150,000 N | — | — |
| Basic static load rating, axialC0a | 33,723.022 lbf | — | — |
| Fatigue load limit, axialCua | 6,818 N | — | — |
| Fatigue load limit, axialCua | 1,532.824 lbf | — | — |
| Manufacturer Identity | |||
| Schaeffler Product Code | 394766 | — | — |
| Official Class Key | — | — | 070-010-000 |
| Base Type | 53309 | — | — |
| Gpsd Group | S03 | — | — |
| Product Line Id | 14 | — | — |
| X Life Marking | n.r. | — | — |
| SAP material number | 0167159000000 | — | — |
| Base product | 2305100101 | — | — |
| Bearing X designation | 53309 | — | — |
| Mounting Manager ID | 53309 | — | — |
| Grease application ID | 53309 | — | — |
| Mass reference | |||
| Approximate assembly mass | — | 0.702 kg | — |
| Mounting dimensions | |||
| Minimum shaft abutment diameterda min. | — | 69 mm | — |
| Maximum housing abutment diameterDa max. | — | 61 mm | — |
| Maximum housing-side fillet radiusra max. | — | 1 mm | — |
| Minimum diameter shaft shoulderda min | 69 mm | — | — |
| Minimum diameter shaft shoulderda min | 2.717 in | — | — |
| Maximum diameter of housing shoulderDa max | 65 mm | — | — |
| Maximum diameter of housing shoulderDa max | 2.559 in | — | — |
| Maximum filled radiusra max | 1 mm | — | — |
| Maximum filled radiusra max | 0.039 in | — | — |
| Product characteristics | |||
| Tolerance classPN | Normal (ISO 492:2023) | — | — |
| Dimensional / heat stabilizationS0 | Rings dimensional stabilized up to 150° | — | — |
| Product Identity | |||
| Construction | Axial deep groove ball bearing 533, single direction, with spherical housing washer, steel sheet metal cage | — | — |
| Short Description | Axial deep groove ball bearing | — | — |
| Technical Data | |||
| d | — | — | 85 mm |
| T | — | — | 30.1 mm |
| R(Min.) | — | — | 1 mm |
| Bore Diameter (D) | 45 mm | — | — |
| Basic Load Ratings Ca | — | — | 100 kN |
| Outside Diameter (D) | 85 mm | — | — |
| Basic Load Ratings C0A | — | — | 163 kN |
| Width (B) | 30.1 mm | — | — |
| Fatigue Load Limit : Cu | — | — | 7.4 kN |
| Basic Dynamic Load Rating, Axial (Ca) | 75,800 N | — | — |
| Limiting Speeds(Grease Lub.) | — | — | 1900 min-1 |
| Basic Static Load Rating, Axial (C0A) | 150,000 N | — | — |
| Limiting Speeds(Oil Lub.) | — | — | 3000 min-1 |
| Operating Temperature Min. (Tmin) | -30 °C | — | — |
| D1(Max.) | — | — | 85 mm |
| Limiting Speed (Ng) | 2,600 1/min | — | — |
| D1(Min.) | — | — | 47 mm |
| Operating Temperature Max. (Tmax) | 150 °C | — | — |
| D2 | — | — | - mm |
| Reference Speed (Nϑr) | 6,800 1/min | — | — |
| D3 | — | — | - mm |
| Bore Diameter Seat Washer (D2) | 65 mm | — | — |
| A | — | — | 25 mm |
| Height Seat Washer (C) | 10 mm | — | — |
| R | — | — | 64 mm |
| Minimum Diameter Shaft Shoulder (Da Min) | 69 mm | — | — |
| C | — | — | - mm |
| Minimum Load Factor (A) | 0.12 | — | — |
| Da(Min.) | — | — | 69 mm |
| Outside Diameter Seat Washer (D3) | 90 mm | — | — |
| Da(Max.) | — | — | 61 mm |
| Rip Diameter Shaft Washer (D1) | 85 mm | — | — |
| Ra(Max.) | — | — | 1 mm |
| Distance Of The Center Point (A) | 25 mm | — | — |
| Mass(Refer.) | — | — | 0.68 kg |
| Bore Diameter Housing Washer (D1) | 47 mm | — | — |
| Maximum Diameter Of Housing Shoulder (Da Max) | 65 mm | — | — |
| Minimum Chamfer Dimension (Rmin) | 1 mm | — | — |
| Height With Seat Washer (T1) | 33 mm | — | — |
| Maximum Fillet Radius (Ra Max) | 1 mm | — | — |
| Radius Spherical Housing Washer (R) | 64 mm | — | — |
| Fatigue Load Limit, Axial (Cua) | 6,818 N | — | — |
| 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.