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| Parameter | FAG53238-MP190 × 270 × 65.7 mm | NSK53238X190 × 270 × 65.7 mm | KOYO53238190 × 270 × 65.7 mm |
|---|---|---|---|
| Comparable specifications | |||
| Brand | FAG | NSK | KOYO |
| Designation | 53238-MP | 53238X | 53238 |
| 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 |
| Series | 53238 | — | — |
| Bore diameterd | 190 mm | 190 mm | 190 mm |
| Outside diameterD | 270 mm | 270 mm | 270 mm |
| WidthB | 65.7 mm | 65.7 mm | 65.7 mm |
| Fatigue load limitPu | — | — | 31.4 kN |
| Reference speednref | 2010 r/min | — | — |
| Limiting speednG | 1540 r/min | — | 650 r/min |
| Mass≈m | 11.263 kg | 12.9 kg | 11.2 kg |
| Precision class | PN — Normal (ISO 492:2023) | — | — |
| Cage | MP — Solid brass cage, rolling element guided | — | — |
| Minimum operating temperatureTmin | -30 °C | — | — |
| Maximum operating temperatureTmax | 200 °C | — | — |
| Additional information | |||
| Seat washer | U238 | — | — |
| Aligning-seat geometry | |||
| Aligning-seat geometric referenceA | — | 98 mm | — |
| Spherical seat radiusR | — | 200 mm | — |
| Assembly boundary dimensions | |||
| Shaft-washer bore diameterd | — | 190 mm | — |
| Overall outside diameterD | — | 270 mm | — |
| Complete assembled heightT3 | — | 65.7 mm | — |
| Axial load ratings | |||
| Basic dynamic axial load ratingCa | — | 320000 N | — |
| Basic static axial load ratingC0a | — | 1110000 N | — |
| Calculation factors | |||
| Minimum load factorA | 7.2 | — | — |
| 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. | — | 2 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 | — | 267 mm | — |
| Housing washer bore diameterD1 | — | 194 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 | 2 mm | — | — |
| Minimum chamfer dimensionrmin | 0.079 in | — | — |
| Inner diameter housing washerD1 | 194.7 mm | — | — |
| Inner diameter housing washerD1 | 7.665 in | — | — |
| Outer diameter shaft washerd1 | 265 mm | — | — |
| Outer diameter shaft washerd1 | 10.433 in | — | — |
| Radius spherical housing washerR | 200 mm | — | — |
| Radius spherical housing washerR | 7.874 in | — | — |
| Distance of the center pointA | 98 mm | — | — |
| Distance of the center pointA | 3.858 in | — | — |
| Height with seat washerT1 | 73 mm | — | — |
| Height with seat washerT1 | 2.874 in | — | — |
| Bore diameter seat washerD2 | 230 mm | — | — |
| Bore diameter seat washerD2 | 9.055 in | — | — |
| Outside diameter seat washerD3 | 280 mm | — | — |
| Outside diameter seat washerD3 | 11.024 in | — | — |
| Height seat washerC | 23 mm | — | — |
| Height seat washerC | 0.906 in | — | — |
| Lubrication-qualified speed | |||
| Limiting speed — grease | — | 750 r/min | — |
| Limiting speed — oil | — | 1100 r/min | — |
| Main Dimensions & Performance Data | |||
| Inner diameter shaft washerd | 190 mm | — | — |
| Inner diameter shaft washerd | 7.48 in | — | — |
| Outer diameter housing washerD | 270 mm | — | — |
| Outer diameter housing washerD | 10.63 in | — | — |
| Basic dynamic load rating, axialCa | 335,000 N | — | — |
| Basic dynamic load rating, axialCa | 75,314.748 lbf | — | — |
| Basic static load rating, axialC0a | 1,170,000 N | — | — |
| Basic static load rating, axialC0a | 263,039.568 lbf | — | — |
| Fatigue load limit, axialCua | 35,500 N | — | — |
| Fatigue load limit, axialCua | 7,981.115 lbf | — | — |
| Manufacturer Identity | |||
| Schaeffler Product Code | 394756 | — | — |
| Official Class Key | — | — | 070-010-000 |
| Base Type | 53238 | — | — |
| Old Designation | ["53238MP"] | — | — |
| Gpsd Group | S03 | — | — |
| Product Line Id | 14 | — | — |
| X Life Marking | n.r. | — | — |
| SAP material number | 0190704970000 | — | — |
| Base product | 2305100101 | — | — |
| Bearing X designation | 53238-MP | — | — |
| Mounting Manager ID | 53238-MP | — | — |
| Grease application ID | 53238-MP | — | — |
| Mass reference | |||
| Approximate assembly mass | — | 12.9 kg | — |
| Mounting dimensions | |||
| Minimum shaft abutment diameterda min. | — | 238 mm | — |
| Maximum housing abutment diameterDa max. | — | 222 mm | — |
| Maximum housing-side fillet radiusra max. | — | 2 mm | — |
| Minimum diameter shaft shoulderda min | 238 mm | — | — |
| Minimum diameter shaft shoulderda min | 9.37 in | — | — |
| Maximum diameter of housing shoulderDa max | 230 mm | — | — |
| Maximum diameter of housing shoulderDa max | 9.055 in | — | — |
| Maximum filled radiusra max | 2 mm | — | — |
| Maximum filled radiusra max | 0.079 in | — | — |
| Product characteristics | |||
| Tolerance classPN | Normal (ISO 492:2023) | — | — |
| Dimensional / heat stabilizationS1 | Rings dimensional stabilized up to 200° | — | — |
| Product Identity | |||
| Construction | Axial deep groove ball bearing 532..-MP, single direction, with spherical housing washer, solid brass cage | — | — |
| Short Description | Axial deep groove ball bearing | — | — |
| Technical Data | |||
| d | — | — | 270 mm |
| T | — | — | 65.7 mm |
| R(Min.) | — | — | 2 mm |
| Basic Load Ratings Ca | — | — | 385 kN |
| Bore Diameter (D) | 190 mm | — | — |
| Basic Load Ratings C0A | — | — | 1060 kN |
| Outside Diameter (D) | 270 mm | — | — |
| Fatigue Load Limit : Cu | — | — | 31.4 kN |
| Width (B) | 65.7 mm | — | — |
| Limiting Speeds(Grease Lub.) | — | — | 650 min-1 |
| Basic Dynamic Load Rating, Axial (Ca) | 335,000 N | — | — |
| Limiting Speeds(Oil Lub.) | — | — | 1000 min-1 |
| Basic Static Load Rating, Axial (C0A) | 1,170,000 N | — | — |
| D1(Max.) | — | — | 267 mm |
| Operating Temperature Min. (Tmin) | -30 °C | — | — |
| D1(Min.) | — | — | 194 mm |
| Limiting Speed (Ng) | 1,540 1/min | — | — |
| D2 | — | — | - mm |
| Operating Temperature Max. (Tmax) | 200 °C | — | — |
| D3 | — | — | - mm |
| Reference Speed (Nϑr) | 2,010 1/min | — | — |
| A | — | — | 98 mm |
| Bore Diameter Seat Washer (D2) | 230 mm | — | — |
| R | — | — | 200 mm |
| Height Seat Washer (C) | 23 mm | — | — |
| C | — | — | - mm |
| Minimum Diameter Shaft Shoulder (Da Min) | 238 mm | — | — |
| Da(Min.) | — | — | 238 mm |
| Minimum Load Factor (A) | 7.2 | — | — |
| Da(Max.) | — | — | 222 mm |
| Outside Diameter Seat Washer (D3) | 280 mm | — | — |
| Ra(Max.) | — | — | 2 mm |
| Rip Diameter Shaft Washer (D1) | 265 mm | — | — |
| Mass(Refer.) | — | — | 11.2 kg |
| Distance Of The Center Point (A) | 98 mm | — | — |
| Bore Diameter Housing Washer (D1) | 194.7 mm | — | — |
| Maximum Diameter Of Housing Shoulder (Da Max) | 230 mm | — | — |
| Minimum Chamfer Dimension (Rmin) | 2 mm | — | — |
| Height With Seat Washer (T1) | 73 mm | — | — |
| Maximum Fillet Radius (Ra Max) | 2 mm | — | — |
| Radius Spherical Housing Washer (R) | 200 mm | — | — |
| Fatigue Load Limit, Axial (Cua) | 35,500 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 | — | — |
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