Technical data
Product specifications
Metric and imperial values are paired where the manufacturer provides both. Expand a section to review its parameters.
Core specifications15 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Series | NU230 | |
| Bore diameter | d | 150 mm |
| Outside diameter | D | 270 mm |
| Width | B | 45 mm |
| Basic dynamic load rating | C | 520 kN |
| Basic static load rating | C0 | 590 kN |
| Fatigue load limit | Pu | 70 kN |
| Reference speed | nref | 2350 r/min |
| Limiting speed | nG | 4550 r/min |
| Mass | ≈m | 12 kg |
| Precision class | PN — Normal (ISO 492:2023) | |
| Internal clearance | CN (Group N) — Normal internal clearance | |
| Cage | M1A — Two Piece Brass Cage Lip guided | |
| Minimum operating temperature | Tmin | -30 °C |
| Maximum operating temperature | Tmax | 150 °C |
Product characteristics5 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Design | E | Increased Capacity Design |
| Cage | M1A | Two Piece Brass Cage Lip guided |
| Radial internal clearance | CN (Group N) | Normal internal clearance |
| Tolerance class | PN | Normal (ISO 492:2023) |
| Number of rows | 1 | Single-row design |
Main Dimensions & Performance Data9 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Bore diameter | d | 150 mm5.906 in |
| Outside diameter | D | 270 mm10.63 in |
| Width | B | 45 mm1.772 in |
| Basic dynamic load rating, radial | Cr | 520,000 N116,906.475 lbf |
| Basic static load rating, radial | C0r | 590,000 N132,643.885 lbf |
| Fatigue load limit, radial | Cur | 70,000 N15,737.41 lbf |
| Limiting speed | nG | 4,550 1/min |
| Reference speed | nϑr | 2,350 1/min |
| Mass | ≈m | 12 kg26.455 lbs |
Mounting dimensions6 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Minimum diameter shaft shoulder | da min | 164 mm6.457 in |
| Maximum diameter of shaft shoulder | da max | 179 mm7.047 in |
| Minimum shaft shoulder | db min | 184 mm7.244 in |
| Maximum diameter of housing shoulder | Da max | 256 mm10.079 in |
| Maximum recess radius | ra max | 2.5 mm0.098 in |
| Maximum recess radius | ra1 max | 2.5 mm0.098 in |
Dimensions6 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Minimum chamfer dimension | rmin | 3 mm0.118 in |
| Minimum chamfer dimension | r1 min | 3 mm0.118 in |
| Axial displacement | s | 4 mm0.157 in |
| Raceway diameter outer ring | E | 242 mm9.528 in |
| Raceway diameter inner ring | F | 182 mm7.165 in |
| Minimum rib diameter outer ring | D1 min | 231.95 mm9.132 in |
Temperature range2 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Operating temperature min. | Tmin | -30 °C-22 °F |
| Operating temperature max. | Tmax | 150 °C302 °F |
Manufacturer Identity9 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Schaeffler Product Code | 1205235 | |
| Brand | FAG | |
| Base Type | NU230 | |
| X Life Marking | XL | |
| SAP material number | 0382638400000 | |
| Base product | 2305090102 | |
| Bearing X designation | NU230-E-XL-M1A | |
| Mounting Manager ID | NU230-E-XL-M1A | |
| Grease application ID | NU230-E-XL-M1A |
Product Identity2 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Construction | Cylindrical roller bearing NU..-E-XL-M1A, with cage, single row, non-locating bearing, 2 ribs on outer ring, 0 ribs on inner ring (smooth), type NU, Running accuracy in P6 | |
| Short Description | Cylindrical roller bearing |
Technical Data22 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Bore Diameter (D) | 150 mm | |
| Outside Diamater (D) | 270 mm | |
| Total Width (B) | 45 mm | |
| Basic Dynamic Load Rating, Radial (Cr) | 520,000 N | |
| Basic Static Load Rating, Radial (C0R) | 590,000 N | |
| Raceway Diameter Inner Ring (F) | 182 mm | |
| Operating Temperature Min. (Tmin) | -30 °C | |
| Minimum Diameter Shaft Shoulder (Da) | 164 mm | |
| Operating Temperature Max. (Tmax) | 150 °C | |
| Limiting Speed (Limiting Spe) | 4,550 1/min | |
| Reference Speed (Nϑr) | 2,350 1/min | |
| Maximum Recess Radius (Ra Max) | 2.5 mm | |
| Maximum Diameter Of Housing Shoulder (Da) | 256 mm | |
| Minimum Chamfer Dimension (R1 Min) | 3 mm | |
| Axial Displacement (S) | 4 mm | |
| Minimum Rib Diameter Outer Ring (D1 Min) | 231.95 mm | |
| Maximum Diameter Of Shaft Shoulder (Da Max) | 179 mm | |
| Maximum Recess Radius (Ra1 Max) | 2.5 mm | |
| Minimum Chamfer Dimension (Rmin) | 3 mm | |
| Raceway Diameter Outer Ring (E) | 242 mm | |
| Minimum Shaft Shoulder (Db Min) | 184 mm | |
| Fatigue Load Limit, Radial (Cur) | 70,000 N |
