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| Parameter | FAG51415-MP75 × 160 × 65 mm | NSK5141575 × 160 × 65 mm | KOYO5141575 × 160 × 65 mm |
|---|---|---|---|
| Comparable specifications | |||
| Brand | FAG | NSK | KOYO |
| Designation | 51415-MP | 51415 | 51415 |
| 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 | 51415 | — | — |
| Bore diameterd | 75 mm | 75 mm | 75 mm |
| Outside diameterD | 160 mm | 160 mm | 160 mm |
| WidthB | 65 mm | 65 mm | 65 mm |
| Fatigue load limitPu | — | — | 23.3 kN |
| Reference speednref | 4750 r/min | — | — |
| Limiting speednG | 1810 r/min | — | 880 r/min |
| Mass≈m | 6.81 kg | 6.15 kg | 6.75 kg |
| Precision class | PN — Normal (ISO 492:2023) | — | — |
| Cage | MP — Solid brass cage, rolling element guided | — | — |
| Minimum operating temperatureTmin | -30 °C | — | — |
| Maximum operating temperatureTmax | 150 °C | — | — |
| Assembly boundary dimensions | |||
| Shaft-washer bore diameterd | — | 75 mm | — |
| Overall outside diameterD | — | 160 mm | — |
| Complete assembled heightT | — | 65 mm | — |
| Axial load ratings | |||
| Basic dynamic axial load ratingCa | — | 254000 N | — |
| Basic static axial load ratingC0a | — | 560000 N | — |
| Calculation factors | |||
| Minimum load factorA | 1.8 | — | — |
| Capabilities & suitability | |||
| Axial load capacity in one direction | Yes | — | — |
| Suitable for grease lubrication | Yes | — | — |
| Suitable for oil lubrication | Yes | — | — |
| Unsealed design | 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 | — | 160 mm | — |
| Housing washer bore diameterD1 | — | 78 mm | — |
| Construction | |||
| Axial load directions | — | One direction | — |
| Seat construction | — | Flat 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 | 78 mm | — | — |
| Inner diameter housing washerD1 | 3.071 in | — | — |
| Outer diameter shaft washerd1 | 160 mm | — | — |
| Outer diameter shaft washerd1 | 6.299 in | — | — |
| Lubrication-qualified speed | |||
| Limiting speed — grease | — | 950 r/min | — |
| Limiting speed — oil | — | 1400 r/min | — |
| Main Dimensions & Performance Data | |||
| Inner diameter shaft washerd | 75 mm | — | — |
| Inner diameter shaft washerd | 2.953 in | — | — |
| Outer diameter housing washerD | 160 mm | — | — |
| Outer diameter housing washerD | 6.299 in | — | — |
| Basic dynamic load rating, axialCa | 238,000 N | — | — |
| Basic dynamic load rating, axialCa | 53,507.194 lbf | — | — |
| Basic static load rating, axialC0a | 560,000 N | — | — |
| Basic static load rating, axialC0a | 125,899.281 lbf | — | — |
| Fatigue load limit, axialCua | 23,400 N | — | — |
| Fatigue load limit, axialCua | 5,260.791 lbf | — | — |
| Manufacturer Identity | |||
| Schaeffler Product Code | 394688 | — | — |
| Official Class Key | — | — | 070-010-000 |
| Base Type | 51415 | — | — |
| Old Designation | ["51415MP"] | — | — |
| Gpsd Group | S02 | — | — |
| Product Line Id | 14 | — | — |
| X Life Marking | n.r. | — | — |
| SAP material number | 0384429490000 | — | — |
| Base product | 2305100101 | — | — |
| Bearing X designation | 51415-MP | — | — |
| Mounting Manager ID | 51415-MP | — | — |
| Grease application ID | 51415-MP | — | — |
| Mass reference | |||
| Approximate assembly mass | — | 6.15 kg | — |
| Mounting dimensions | |||
| Minimum shaft abutment diameterda min. | — | 125 mm | — |
| Maximum housing abutment diameterDa max. | — | 110 mm | — |
| Maximum housing-side fillet radiusra max. | — | 2 mm | — |
| Minimum diameter shaft shoulderda min | 126 mm | — | — |
| Minimum diameter shaft shoulderda min | 4.961 in | — | — |
| Maximum diameter of housing shoulderDa max | 109 mm | — | — |
| Maximum diameter of housing shoulderDa max | 4.291 in | — | — |
| Maximum filled radiusra max | 2 mm | — | — |
| Maximum filled radiusra max | 0.079 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 514..-MP, single direction, solid brass cage | — | — |
| Short Description | Axial deep groove ball bearing | — | — |
| Technical Data | |||
| d | — | — | 160 mm |
| T | — | — | 65 mm |
| R(Min.) | — | — | 2 mm |
| Basic Load Ratings Ca | — | — | 315 kN |
| Bore Diameter (D) | 75 mm | — | — |
| Basic Load Ratings C0A | — | — | 560 kN |
| Outside Diameter (D) | 160 mm | — | — |
| Fatigue Load Limit : Cu | — | — | 23.3 kN |
| Width (B) | 65 mm | — | — |
| Limiting Speeds(Grease Lub.) | — | — | 880 min-1 |
| Basic Dynamic Load Rating, Axial (Ca) | 238,000 N | — | — |
| Limiting Speeds(Oil Lub.) | — | — | 1350 min-1 |
| Basic Static Load Rating, Axial (C0A) | 560,000 N | — | — |
| D1(Max.) | — | — | 160 mm |
| Operating Temperature Min. (Tmin) | -30 °C | — | — |
| D1(Min.) | — | — | 78 mm |
| Limiting Speed (Ng) | 1,810 1/min | — | — |
| D2 | — | — | - mm |
| Operating Temperature Max. (Tmax) | 150 °C | — | — |
| D3 | — | — | - mm |
| Reference Speed (Nϑr) | 4,750 1/min | — | — |
| A | — | — | - mm |
| Minimum Diameter Shaft Shoulder (Da Min) | 126 mm | — | — |
| R | — | — | - mm |
| Minimum Load Factor (A) | 1.8 | — | — |
| C | — | — | - mm |
| Rip Diameter Shaft Washer (D1) | 160 mm | — | — |
| Da(Min.) | — | — | 125 mm |
| Bore Diameter Housing Washer (D1) | 78 mm | — | — |
| Da(Max.) | — | — | 110 mm |
| Maximum Diameter Of Housing Shoulder (Da Max) | 109 mm | — | — |
| Ra(Max.) | — | — | 2 mm |
| Minimum Chamfer Dimension (Rmin) | 2 mm | — | — |
| Mass(Refer.) | — | — | 6.75 kg |
| Maximum Fillet Radius (Ra Max) | 2 mm | — | — |
| Fatigue Load Limit, Axial (Cua) | 23,400 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 | — | — |
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.