Cross-brand designation analysis
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You entered 51338X. This table explores the base group 51338; 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
“51338” 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 | FAG51338-MP190 × 320 × 105 mm | NSK51338X190 × 320 × 105 mm | KOYO51338190 × 320 × 105 mm |
|---|---|---|---|
| Comparable specifications | |||
| Brand | FAG | NSK | KOYO |
| Designation | 51338-MP | 51338X | 51338 |
| 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 | 51338 | — | — |
| Bore diameterd | 190 mm | 190 mm | 190 mm |
| Outside diameterD | 320 mm | 320 mm | 320 mm |
| WidthB | 105 mm | 105 mm | 105 mm |
| Fatigue load limitPu | — | — | 55.3 kN |
| Reference speednref | 1840 r/min | — | — |
| Limiting speednG | 1040 r/min | — | 440 r/min |
| Mass≈m | 35 kg | 36.5 kg | 36 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 | — | — |
| Assembly boundary dimensions | |||
| Shaft-washer bore diameterd | — | 190 mm | — |
| Overall outside diameterD | — | 320 mm | — |
| Complete assembled heightT | — | 105 mm | — |
| Axial load ratings | |||
| Basic dynamic axial load ratingCa | — | 550000 N | — |
| Basic static axial load ratingC0a | — | 1960000 N | — |
| Calculation factors | |||
| Minimum load factorA | 24 | — | — |
| Capabilities & suitability | |||
| Axial load capacity in one direction | Yes | — | — |
| Suitable for grease lubrication | Yes | — | — |
| Suitable for oil lubrication | Yes | — | — |
| Unsealed design | Yes | — | — |
| Largebearing | Yes | — | — |
| Chamfers | |||
| Minimum housing-side chamferr min. | — | 4 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 | — | 315 mm | — |
| Housing washer bore diameterD1 | — | 195 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 | 4 mm | — | — |
| Minimum chamfer dimensionrmin | 0.157 in | — | — |
| Inner diameter housing washerD1 | 195 mm | — | — |
| Inner diameter housing washerD1 | 7.677 in | — | — |
| Outer diameter shaft washerd1 | 315 mm | — | — |
| Outer diameter shaft washerd1 | 12.402 in | — | — |
| Lubrication-qualified speed | |||
| Limiting speed — grease | — | 500 r/min | — |
| Limiting speed — oil | — | 750 r/min | — |
| Main Dimensions & Performance Data | |||
| Inner diameter shaft washerd | 190 mm | — | — |
| Inner diameter shaft washerd | 7.48 in | — | — |
| Outer diameter housing washerD | 320 mm | — | — |
| Outer diameter housing washerD | 12.598 in | — | — |
| Basic dynamic load rating, axialCa | 590,000 N | — | — |
| Basic dynamic load rating, axialCa | 132,643.885 lbf | — | — |
| Basic static load rating, axialC0a | 2,170,000 N | — | — |
| Basic static load rating, axialC0a | 487,859.712 lbf | — | — |
| Fatigue load limit, axialCua | 63,000 N | — | — |
| Fatigue load limit, axialCua | 14,163.669 lbf | — | — |
| Manufacturer Identity | |||
| Schaeffler Product Code | 394660 | — | — |
| Official Class Key | — | — | 070-010-000 |
| Base Type | 51338 | — | — |
| Old Designation | ["51338MP","51338M"] | — | — |
| Gpsd Group | S02 | — | — |
| Product Line Id | 14 | — | — |
| X Life Marking | n.r. | — | — |
| SAP material number | 0392550260000 | — | — |
| Base product | 2305100101 | — | — |
| Bearing X designation | 51338-MP | — | — |
| Mounting Manager ID | 51338-MP | — | — |
| Grease application ID | 51338-MP | — | — |
| Mass reference | |||
| Approximate assembly mass | — | 36.5 kg | — |
| Mounting dimensions | |||
| Minimum shaft abutment diameterda min. | — | 266 mm | — |
| Maximum housing abutment diameterDa max. | — | 244 mm | — |
| Maximum housing-side fillet radiusra max. | — | 3 mm | — |
| Minimum diameter shaft shoulderda min | 268 mm | — | — |
| Minimum diameter shaft shoulderda min | 10.551 in | — | — |
| Maximum diameter of housing shoulderDa max | 242 mm | — | — |
| Maximum diameter of housing shoulderDa max | 9.528 in | — | — |
| Maximum filled radiusra max | 3 mm | — | — |
| Maximum filled radiusra max | 0.118 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 513..-MP, single direction, solid brass cage | — | — |
| Short Description | Axial deep groove ball bearing | — | — |
| Technical Data | |||
| d | — | — | 320 mm |
| T | — | — | 105 mm |
| R(Min.) | — | — | 4 mm |
| Basic Load Ratings Ca | — | — | 679 kN |
| Bore Diameter (D) | 190 mm | — | — |
| Basic Load Ratings C0A | — | — | 1950 kN |
| Outside Diameter (D) | 320 mm | — | — |
| Fatigue Load Limit : Cu | — | — | 55.3 kN |
| Width (B) | 105 mm | — | — |
| Limiting Speeds(Grease Lub.) | — | — | 440 min-1 |
| Basic Dynamic Load Rating, Axial (Ca) | 590,000 N | — | — |
| Limiting Speeds(Oil Lub.) | — | — | 680 min-1 |
| Basic Static Load Rating, Axial (C0A) | 2,170,000 N | — | — |
| D1(Max.) | — | — | 315 mm |
| Operating Temperature Min. (Tmin) | -30 °C | — | — |
| D1(Min.) | — | — | 195 mm |
| Limiting Speed (Ng) | 1,040 1/min | — | — |
| D2 | — | — | - mm |
| Operating Temperature Max. (Tmax) | 200 °C | — | — |
| D3 | — | — | - mm |
| Reference Speed (Nϑr) | 1,840 1/min | — | — |
| A | — | — | - mm |
| Minimum Diameter Shaft Shoulder (Da Min) | 268 mm | — | — |
| R | — | — | - mm |
| Minimum Load Factor (A) | 24 | — | — |
| C | — | — | - mm |
| Rip Diameter Shaft Washer (D1) | 315 mm | — | — |
| Da(Min.) | — | — | 266 mm |
| Bore Diameter Housing Washer (D1) | 195 mm | — | — |
| Da(Max.) | — | — | 244 mm |
| Maximum Diameter Of Housing Shoulder (Da Max) | 242 mm | — | — |
| Ra(Max.) | — | — | 3 mm |
| Minimum Chamfer Dimension (Rmin) | 4 mm | — | — |
| Mass(Refer.) | — | — | 36 kg |
| Maximum Fillet Radius (Ra Max) | 3 mm | — | — |
| Fatigue Load Limit, Axial (Cua) | 63,000 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 | — | — |
Automatic matching is a search aid, not an interchangeability declaration. Confirm the full suffix, tolerances, internal design and application limits before substitution.