Cross-brand designation analysis
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Same-model Comparison
Explore products that share a base designation across loaded brands, with dimensional agreement and data gaps shown clearly.
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One base designation across loaded brands
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Dimensions verified
“ZKLF50140” across 2 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 | FAGZKLF50140-2RS-2AP-XL50 × 140 × 108 mm | INAZKLF50140-2Z-2AP-XL50 × 140 × 108 mm |
|---|---|---|
| Comparable specifications | ||
| Brand | FAG | INA |
| Designation | ZKLF50140-2RS-2AP-XL | ZKLF50140-2Z-2AP-XL |
| Detailed type | Axial angular contact ball bearing | Axial angular contact ball bearing |
| Series | ZKLF50140 | ZKLF50140 |
| Bore diameterd | 50 mm | 50 mm |
| Outside diameterD | 140 mm | 140 mm |
| WidthB | 108 mm | 108 mm |
| Mass≈m | 9.2 kg | 8.808 kg |
| Precision class | Standard | — |
| Sealing | 2RS — Contact lip seals on both sides | — |
| Minimum operating temperatureTmin | -30 °C | -30 °C |
| Maximum operating temperatureTmax | 120 °C | 120 °C |
| Additional information | ||
| Axial runout | 2.5 µm | — |
| Axial runout | 0.0001 in | — |
| Recommended INA precision locknut for radial locking | ZMA50/75 | — |
| Recommended INA precision locknut for axial locking | AM50 | — |
| Tightening torque for the recommended INA precision locknutMA | 150 Nm | — |
| Tightening torque for the recommended INA precision locknutMA | 110.619 ft-lbs | — |
| Required locknut force axial | 28,451 N | — |
| Required locknut force axial | 6,396.358 lbf | — |
| Capabilities & suitability | ||
| Radial load capacity | Yes | — |
| Axial load capacity in one direction | Yes | — |
| Axial load capacity in both directions | Yes | — |
| Lifetimelubricationfreedomfrommaintenance | Yes | — |
| Suitable for grease lubrication | Yes | — |
| Sealedonbothsides | Yes | — |
| Dimensions | ||
| Rib diameter inner ringd1 | 80 mm | — |
| Rib diameter inner ringd1 | 3.15 in | — |
| Minimum chamfer dimensionrmin | 0.6 mm | — |
| Minimum chamfer dimensionrmin | 0.024 in | — |
| Minimum chamfer dimensionr1 min | 0.6 mm | — |
| Minimum chamfer dimensionr1 min | 0.024 in | — |
| Pitch circle diameter fixing holesJ | 113 mm | — |
| Pitch circle diameter fixing holesJ | 4.449 in | — |
| Fixing holes diameterd2 | 11 mm | — |
| Fixing holes diameterd2 | 0.433 in | — |
| Width of extraction slotb | 3 mm | — |
| Width of extraction slotb | 0.118 in | — |
| Distance of extraction slotI | 99 mm | — |
| Distance of extraction slotI | 3.898 in | — |
| Pitch quantity of fixing holesn | 12 | — |
| Pitch separation angle of fixing holest | 30 ° | — |
| Contact anglea | 60 ° | — |
| Main Dimensions & Performance Data | ||
| Bore diameter upper tolerance | 0 mm | — |
| Bore diameter upper tolerance | 0 in | — |
| Bore diameter lower tolerance | -0.005 mm | — |
| Bore diameter lower tolerance | 0 in | — |
| Outside diameter upper tolerance | 0 mm | — |
| Outside diameter upper tolerance | 0 in | — |
| Outside diameter lower tolerance | -0.1 mm | — |
| Outside diameter lower tolerance | -0.004 in | — |
| Width upper tolerance | 0 mm | — |
| Width upper tolerance | 0 in | — |
| Width lower tolerance | -0.5 mm | — |
| Width lower tolerance | -0.02 in | — |
| Basic dynamic load rating, axialCa | 203,000 N | — |
| Basic dynamic load rating, axialCa | 45,638.489 lbf | — |
| Basic static load rating, axialC0a | 500,000 N | — |
| Basic static load rating, axialC0a | 112,410.072 lbf | — |
| Fatigue load limit, axialCua | 30,500 N | — |
| Fatigue load limit, axialCua | 6,857.014 lbf | — |
| Limiting speed for grease lubricationnG Grease | 2,900 1/min | — |
| Thermally safe operating speednϑ | 1,200 1/min | — |
| Manufacturer Identity | ||
| Schaeffler Product Code | 799034 | 395431 |
| Base Type | ZKLF50140 | ZKLF50140 |
| Gpsd Group | N09 | N09 |
| Product Line Id | 17 | 17 |
| X Life Marking | XL | XL |
| SAP material number | 0801837270000 | — |
| Base product | 2305100203 | — |
| Bearing X designation | ZKLF50140-2RS-2AP-XL | — |
| Mounting Manager ID | ZKLF50140-2RS-2AP-XL | — |
| Mounting dimensions | ||
| Maximum diameter of housingDa max | 98 mm | — |
| Maximum diameter of housingDa max | 3.858 in | — |
| Minimum diameter shaftda min | 63 mm | — |
| Minimum diameter shaftda min | 2.48 in | — |
| Position tolerance of bore in the housingt1 | 0.2 mm | — |
| Position tolerance of bore in the housingt1 | 0.008 in | — |
| Size of fixing screws | M10X120 | — |
| Number of holes in adjacent constructionna | 12 | — |
| Pitch separation angle of holes in adjacent constructionta | 30 ° | — |
| Connection thread for lubrication | M6 | — |
| Product characteristics | ||
| Number of bearings2AP | Axial angular contact ball bearings, matched pair | — |
| Type of Seal2RS | Contact lip seals on both sides | — |
| Tolerance class | Standard | — |
| Product Identity | ||
| Construction | Axial angular contact ball bearings ZKLF..-2RS-2AP-XL, matched pair, double direction, lip seals on both sides | Axial angular contact ball bearing |
| Short Description | Axial angular contact ball bearing | Axial angular contact ball bearing |
| Technical Data | ||
| Bore Diameter (D) | 50 mm | 50 mm |
| Outside Diamater (D) | 140 mm | 140 mm |
| Total Width (B) | 108 mm | 108 mm |
| Basic Dynamic Load Rating, Axial (Ca) | 203,000 N | 203,000 N |
| Basic Static Load Rating, Axial (C0A) | 500,000 N | 500,000 N |
| Operating Temperature Min. (Tmin) | -30 °C | -30 °C |
| Limiting Speed For Grease Lubrication (Ng Grea) | 2,900 1/min | 3,500 1/min |
| Operating Temperature Max. (Tmax) | 120 °C | 120 °C |
| Pitch Circle Diameter Fixing Holes (J) | 113 mm | 113 mm |
| Fatigue Load Limit, Axial (Cua) | 30,500 N | 30,500 N |
| Number Of Holes In Adjacent Construction (Na) | 12 | 12 |
| Bore Diameter Lower Tolerance (Bore Diamete) | -0.005 mm | -0.005 mm |
| Contact Angle (Α) | 60 ° | 60 ° |
| Minimum Diameter Shaft (Da Min) | 63 mm | 63 mm |
| Width Lower Tolerance (Width Lower) | -0.5 mm | -0.5 mm |
| Minimum Chamfer Dimension (R1 Min) | 0.6 mm | 0.6 mm |
| Pitch Separation Angle Of Fixing Holes (T) | 30 ° | 30 ° |
| Width Upper Tolerance (Width Upper) | 0 mm | 0 mm |
| Maximum Diameter Of Housing (Da Max) | 98 mm | 98 mm |
| Bore Diameter Upper Tolerance (Bore Diamete) | 0 mm | 0 mm |
| Rib Diameter Inner Ring (D1) | 80 mm | 80 mm |
| Distance Of Extraction Slot (I) | 99 mm | 99 mm |
| Pitch Quantity Of Fixing Holes (N) | 12 | 12 |
| Required Locknut Force Axial (Required Loc) | 28,451 N | 28,451 N |
| Outside Diameter Lower Tolerance (Outside Diam) | -0.1 mm | -0.1 mm |
| Tightening Torque For The Recommended Ina Precision Locknut (Ma) | 150 Nm | 150 Nm |
| Minimum Chamfer Dimension (Rmin) | 0.6 mm | 0.6 mm |
| Pitch Separation Angle Of Holes In Adjacent Construction (Ta) | 30 ° | 30 ° |
| Width Of Extraction Slot (B) | 3 mm | 3 mm |
| Axial Runout (Axial Runout) | 2.5 µm | 2.5 µm |
| Fixing Holes Diameter (D2) | 11 mm | 11 mm |
| Thermally Safe Operating Speed (Nϑ) | 1,200 1/min | 2,500 1/min |
| Position Tolerance Of Bore In The Housing (T1) | 0.2 mm | 0.2 mm |
| Outside Diameter Upper Tolerance (Outside Diam) | 0 mm | 0 mm |
| Temperature range | ||
| Operating temperature min.Tmin | -30 °C | — |
| Operating temperature min.Tmin | -22 °F | — |
| Operating temperature max.Tmax | 120 °C | — |
| Operating temperature max.Tmax | 248 °F | — |
Automatic matching is a search aid, not an interchangeability declaration. Confirm the full suffix, tolerances, internal design and application limits before substitution.