Cross-brand designation analysis
COMPARE / VERIFY
Same-model Comparison
Explore products that share a base designation across loaded brands, with dimensional agreement and data gaps shown clearly.
Cross Reference centre · Interchange verification checklist · Understand suffix differences
You entered QJ221-N2-MPA. This table explores the base group QJ221; it does not preserve or approve every requested suffix. Search your complete marking first →
Automatic candidate selection
One base designation across loaded brands
Exact designations rank first. Dimensions, suffixes and other technical differences remain visible so the result is not mistaken for an interchangeability declaration.
Designation candidates
“QJ221” across 2 loaded brands
One highest-ranked designation candidate is shown per manufacturer. Use Custom Compare when you want to choose exact suffix variants yourself.
Technical comparison
Choose exact variants instead →Brand differences at a glance
| Parameter | FAGQJ221-N2-MPA105 × 190 × 36 mm | NSKQJ221105 × 190 × 36 mm |
|---|---|---|
| Comparable specifications | ||
| Brand | FAG | NSK |
| Designation | QJ221-N2-MPA | QJ221 |
| Product family | — | Four point contact ball bearing |
| Detailed type | Four-point contact bearing | Four point contact ball bearing |
| Series | QJ221 | — |
| Bore diameterd | 105 mm | 105 mm |
| Outside diameterD | 190 mm | 190 mm |
| WidthB | 36 mm | 36 mm |
| Basic dynamic load ratingC | 233 kN | — |
| Basic static load ratingC0 | 255 kN | — |
| Fatigue load limitPu | 12 kN | — |
| Reference speednref | 3450 r/min | — |
| Limiting speednG | 6200 r/min | — |
| Mass≈m | 4.635 kg | 4.7 kg |
| Precision class | PN — Normal (ISO 492:2023) | — |
| Cage | MPA — Solid brass cage, outer ring guided | Machined brass |
| Minimum operating temperatureTmin | -30 °C | — |
| Maximum operating temperatureTmax | 150 °C | — |
| Axial load ratings | ||
| Basic dynamic axial load ratingCa | — | 239000 N |
| Basic static axial load ratingC0a | — | 435000 N |
| Boundary dimensions | ||
| Individual bearing widthB | — | 36 mm |
| Minimum bearing chamferr min. | — | 2.1 mm |
| Capabilities & suitability | ||
| 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 | — |
| Construction | ||
| Nominal contact angleα | — | 35 ° |
| Cage material and construction | — | Machined brass |
| Construction / arrangement | — | Four-point contact bearing, split inner ring |
| Dimensions | ||
| Minimum chamfer dimensionrmin | 2.1 mm | — |
| Minimum chamfer dimensionrmin | 0.083 in | — |
| Shoulder diameter outer ringD1 | 161.6 mm | — |
| Shoulder diameter outer ringD1 | 6.362 in | — |
| Shoulder diameter inner ringd1 | 134.84 mm | — |
| Shoulder diameter inner ringd1 | 5.309 in | — |
| Distance between the apexes of the pressure conesa | 103.3 mm | — |
| Distance between the apexes of the pressure conesa | 4.067 in | — |
| Hight retaining slotan | 10.1 mm | — |
| Hight retaining slotan | 0.398 in | — |
| Width retaining slotbn | 8.5 mm | — |
| Width retaining slotbn | 0.335 in | — |
| Radius retaining slotrn | 2 mm | — |
| Radius retaining slotrn | 0.079 in | — |
| Angle retaining slot | 45 ° | — |
| Contact angleα | 35 ° | — |
| Load-centre geometry | ||
| Load-centre spacinga0 | — | 103.3 mm |
| Lubrication-qualified speed | ||
| Limiting speed — grease | — | 2600 r/min |
| Limiting speed — oil | — | 3600 r/min |
| Main Dimensions & Performance Data | ||
| Basic dynamic load rating, radialCr | 233,000 N | — |
| Basic dynamic load rating, radialCr | 52,383.094 lbf | — |
| Basic static load rating, radialC0r | 255,000 N | — |
| Basic static load rating, radialC0r | 57,329.137 lbf | — |
| Fatigue load limit, radialCur | 12,000 N | — |
| Fatigue load limit, radialCur | 2,697.842 lbf | — |
| Manufacturer Identity | ||
| Schaeffler Product Code | 366519 | — |
| Base Type | QJ221 | — |
| Old Designation | ["QJ221N2MPA"] | — |
| Gpsd Group | S03 | — |
| Product Line Id | 14 | — |
| SAP material number | 0192611600000 | — |
| Base product | 230508AD41 | — |
| Bearing X designation | QJ221-N2-MPA | — |
| Mounting Manager ID | QJ221-N2-MPA | — |
| Grease application ID | QJ221-N2-MPA | — |
| Mass reference | ||
| Approximate mass | — | 4.7 kg |
| Mounting dimensions | ||
| Minimum diameter shaft shoulderda min | 117 mm | — |
| Minimum diameter shaft shoulderda min | 4.606 in | — |
| Maximum diameter of housing shoulderDa max | 178 mm | — |
| Maximum diameter of housing shoulderDa max | 7.008 in | — |
| Maximum fillet radiusra max | 2.1 mm | — |
| Maximum fillet radiusra max | 0.083 in | — |
| Mounting dimensions — shown arrangement | ||
| Minimum shaft shoulder diameterda min. | — | 117 mm |
| Maximum housing shoulder diameterDa max. | — | 178 mm |
| Maximum adjacent fillet radiusra max. | — | 2 mm |
| Product characteristics | ||
| Design, bearing outer ringN2 | Two retaining grooves in the outer ring on one side | — |
| Tolerance classPN | Normal (ISO 492:2023) | — |
| Dimensional / heat stabilizationS0 | Rings dimensional stabilized up to 150° | — |
| Axial internal clearanceCN | Group N (CN) | — |
| Product Identity | ||
| Construction | Four point contact bearing QJ2..-N2-MPA, holding grooves, solid brass cage | — |
| Short Description | Four-point contact bearing | — |
| Technical Data | ||
| Bore Diameter (D) | 105 mm | — |
| Outside Diameter (D) | 190 mm | — |
| Width (B) | 36 mm | — |
| Basic Dynamic Load Rating, Radial (Cr) | 233,000 N | — |
| Basic Static Load Rating, Radial (C0R) | 255,000 N | — |
| Operating Temperature Min. (Tmin) | -30 °C | — |
| Limiting Speed (Ng) | 6,200 1/min | — |
| Operating Temperature Max. (Tmax) | 150 °C | — |
| Reference Speed (Nϑr) | 3,450 1/min | — |
| Angle Retaining Slot (Angle Retain) | 45 ° | — |
| Hight Retaining Slot (An) | 10.1 mm | — |
| Radius Retaining Slot (Rn) | 2 mm | — |
| Fatigue Load Limit, Radial (Cur) | 12,000 N | — |
| Minimum Diameter Shaft Shoulder (Da Min) | 117 mm | — |
| Shoulder Diameter Inner Ring (D1) | 134.84 mm | — |
| Maximum Diameter Of Housing Shoulder (Da Max) | 178 mm | — |
| Minimum Chamfer Dimension (Rmin) | 2.1 mm | — |
| Maximum Fillet Radius (Ra Max) | 2.1 mm | — |
| Shoulder Diameter Outer Ring (D1) | 161.6 mm | — |
| Contact Angle (Α) | 35 ° | — |
| Distance Between The Apexes Of The Pressure Cones (A) | 103.3 mm | — |
| Width Retaining Slot (Bn) | 8.5 mm | — |
| 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.