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
Exact designations rank first. Dimensions, suffixes and other technical differences remain visible so the result is not mistaken for an interchangeability declaration.
Dimensions verified
“NN3088” 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 | FAGNN3088-AS-K-M-SP440 × 650 × 157 mm | KOYONN3088440 × 650 × 157 mm |
|---|---|---|
| Comparable specifications | ||
| Brand | FAG | KOYO |
| Designation | NN3088-AS-K-M-SP | NN3088 |
| Product family | — | Single-row / NN / Cylindrical bore |
| Detailed type | Cylindrical roller bearings | Cylindrical roller bearings |
| Series | NN3088 | — |
| Bore diameterd | 440 mm | 440 mm |
| Outside diameterD | 650 mm | 650 mm |
| WidthB | 157 mm | 157 mm |
| Basic dynamic load ratingC | 2430 kN | 3160 kN |
| Basic static load ratingC0 | 5100 kN | 5060 kN |
| Fatigue load limitPu | 500 kN | 489 kN |
| Limiting speednG | — | 620 r/min |
| Mass≈m | 170.6 kg | 177 kg |
| Precision class | SP — Tolerance class SP | — |
| Internal clearance | C1 (Group 1) — Internal clearance smaller than C2 | — |
| Cage | M — Brass Cage | — |
| Minimum operating temperatureTmin | -30 °C | — |
| Maximum operating temperatureTmax | 150 °C | — |
| Capabilities & suitability | ||
| Radial load capacity | Yes | — |
| Suitable for grease lubrication | Yes | — |
| Suitable for oil lubrication | Yes | — |
| Unsealed design | Yes | — |
| Largebearing | Yes | — |
| Classification | ||
| Official Category Path | — | Cylindrical roller bearings - Single-row - NN - Cylindrical bore |
| Official Classification 1 | — | Cylindrical roller bearings / Single-row / NN / Cylindrical bore |
| Dimensions | ||
| Minimum chamfer dimensionr1 min | 6 mm | — |
| Minimum chamfer dimensionr1 min | 0.236 in | — |
| Raceway diameter outer ringE | 597 mm | — |
| Raceway diameter outer ringE | 23.504 in | — |
| Width of lubricating groovens | 23.5 mm | — |
| Width of lubricating groovens | 0.925 in | — |
| Diameter lubrication holeds | 12.5 mm | — |
| Diameter lubrication holeds | 0.492 in | — |
| Axial displacements | 10.2 mm | — |
| Axial displacements | 0.402 in | — |
| Main Dimensions & Performance Data | ||
| Basic dynamic load rating, radialCr | 2,430,000 N | — |
| Basic dynamic load rating, radialCr | 546,312.95 lbf | — |
| Basic static load rating, radialC0r | 5,100,000 N | — |
| Basic static load rating, radialC0r | 1,146,582.734 lbf | — |
| Fatigue load limit, radialCur | 500,000 N | — |
| Fatigue load limit, radialCur | 112,410.072 lbf | — |
| Limiting speed for grease lubricationnG Grease | 1,160 1/min | — |
| Limiting speed for oil lubricationnG Oil | 1,360 1/min | — |
| Manufacturer Identity | ||
| Schaeffler Product Code | 374925 | — |
| Official Class Key | — | 040-020-010 |
| Base Type | NN3088 | — |
| Gpsd Group | F07 | — |
| Product Line Id | 39 | — |
| X Life Marking | n.r. | — |
| SAP material number | 0192317500000 | — |
| Base product | 230509014D | — |
| Bearing X designation | NN3088-AS-K-M-SP | — |
| Mounting Manager ID | NN3088-AS-K-M-SP | — |
| Mounting dimensions | ||
| Diameter shaft shoulderda | 501 mm | — |
| Diameter shaft shoulderda | 19.724 in | — |
| Diameter shaft shoulder tolerance | h12 | — |
| Diameter of housing shoulderDa | 609 mm | — |
| Diameter of housing shoulderDa | 23.976 in | — |
| Shoulder diameter outer ring clearance | H12 | — |
| Maximum recess radiusra1 max | 5 mm | — |
| Maximum recess radiusra1 max | 0.197 in | — |
| Product characteristics | ||
| Tolerance classSP | Tolerance class SP | — |
| Bore typeK | Tapered, taper 1:12 | — |
| Change markA | Internal Variant A | — |
| Radial internal clearanceC1 (Group 1) | Internal clearance smaller than C2 | — |
| Number of rows2 | Double-row design | — |
| Product Identity | ||
| Construction | Super precision cylindrical roller bearings NN30..-AS-K-M-SP, non-locating bearing, double row, with tapered bore, taper 1:12, separable, with cage | — |
| Short Description | Cylindrical roller bearing | — |
| Technical Data | ||
| d | — | 650 mm |
| B | — | 157 mm |
| R(Min.) | — | 6 mm |
| Bore Diameter (D) | 440 mm | — |
| Fw | — | - mm |
| Outside Diamater (D) | 650 mm | — |
| Ew | — | 597 mm |
| Total Width (B) | 157 mm | — |
| Basic Load Ratings : Cr | — | 3160 kN |
| Basic Dynamic Load Rating, Radial (Cr) | 2,430,000 N | — |
| Basic Load Ratings : C0R | — | 5060 kN |
| Basic Static Load Rating, Radial (C0R) | 5,100,000 N | — |
| Fatigue Load Limit : Cu | — | 489 kN |
| Diameter Lubrication Hole (Ds) | 12.5 mm | — |
| Limiting Speeds(Grease Lub.) | — | 620 min-1 |
| Operating Temperature Min. (Tmin) | -30 °C | — |
| Limiting Speeds(Oil Lub.) | — | 740 min-1 |
| Limiting Speed For Grease Lubrication (Ng Grea) | 1,160 1/min | — |
| Da(Min.) | — | 602 mm |
| Minimum Diameter Shaft Shoulder (Da) | 501 mm | — |
| Da(Max.) | — | 626 mm |
| Limiting Speed (Ng Oil) | 1,360 1/min | — |
| Db(Min.) | — | - mm |
| Operating Temperature Max. (Tmax) | 150 °C | — |
| Maximum Diameter Of Housing Shoulder (Da) | 609 mm | — |
| Ra(Max.) | — | 5 mm |
| Minimum Chamfer Dimension (R1 Min) | 6 mm | — |
| Mass(Refer.) | — | 177 kg |
| Width Of Lubricating Groove (Ns) | 23.5 mm | — |
| Axial Displacement (S) | 10.2 mm | — |
| Maximum Recess Radius (Ra1 Max) | 5 mm | — |
| Raceway Diameter Outer Ring (E) | 597 mm | — |
| Fatigue Load Limit, Radial (Cur) | 500,000 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 | — |
Automatic matching is a search aid, not an interchangeability declaration. Confirm the full suffix, tolerances, internal design and application limits before substitution.