Technical data
Product specifications
Metric and imperial values are paired where the manufacturer provides both. Expand a section to review its parameters.
Core specifications13 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Series | N238 | |
| Bore diameter | d | 190 mm |
| Outside diameter | D | 340 mm |
| Width | B | 55 mm |
| Basic dynamic load rating | C | 680 kN |
| Basic static load rating | C0 | 930 kN |
| Fatigue load limit | Pu | 112 kN |
| Mass | ≈m | 22.5 kg |
| Precision class | PN — Normal (ISO 492:2023) | |
| Internal clearance | C3 (Group 3) — Internal clearance larger than CN | |
| Cage | M1 — Two Piece Brass Cage Roller Guided | |
| Minimum operating temperature | Tmin | -30 °C |
| Maximum operating temperature | Tmax | 150 °C |
Product characteristics5 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Cage | M1 | Two Piece Brass Cage Roller Guided |
| Tolerance class | PN | Normal (ISO 492:2023) |
| Change mark | E | Increased Capacity Design |
| Radial internal clearance | C3 (Group 3) | Internal clearance larger than CN |
| Number of rows | 1 | Single-row design |
Main Dimensions & Performance Data9 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Bore diameter | d | 190 mm7.48 in |
| Outside diameter | D | 340 mm13.386 in |
| Width | B | 55 mm2.165 in |
| Basic dynamic load rating, radial | Cr | 680,000 N152,877.698 lbf |
| Basic static load rating, radial | C0r | 930,000 N209,082.734 lbf |
| Fatigue load limit, radial | Cur | 112,000 N25,179.856 lbf |
| Limiting speed for grease lubrication | nG Grease | 2,600 1/min |
| Limiting speed for oil lubrication | nG Oil | 3,050 1/min |
| Mass | ≈m | 22.5 kg49.604 lbs |
Mounting dimensions3 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Diameter shaft shoulder | da | 207 mm8.15 in |
| Diameter of housing shoulder | Da | 323 mm12.717 in |
| Maximum recess radius | ra1 max | 3 mm0.118 in |
Dimensions3 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Minimum chamfer dimension | r1 min | 4 mm0.157 in |
| Axial displacement | s1 | 4.7 mm0.185 in |
| Raceway diameter outer ring | E | 306 mm12.047 in |
Temperature range2 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Operating temperature min. | Tmin | -30 °C-22 °F |
| Operating temperature max. | Tmax | 150 °C302 °F |
Capabilities & suitability5 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Radial load capacity | Yes | |
| Suitable for grease lubrication | Yes | |
| Suitable for oil lubrication | Yes | |
| Unsealed design | Yes | |
| Largebearing | Yes |
Manufacturer Identity8 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Schaeffler Product Code | 367656 | |
| Brand | FAG | |
| Base Type | N238 | |
| SAP material number | 0192181500030 | |
| Base product | 2305090101 | |
| Bearing X designation | N238-E-M1-C3 | |
| Mounting Manager ID | N238-E-M1-C3 | |
| Grease application ID | N238-E-M1-C3 |
Product Identity2 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Construction | Cylindrical roller bearing N2..-M1, with cage, single row, non-locating bearing, 0 ribs on outer ring, 2 rib on inner ring, type N2 | |
| Short Description | Cylindrical roller bearing |
Technical Data16 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Bore Diameter (D) | 190 mm | |
| Outside Diamater (D) | 340 mm | |
| Total Width (B) | 55 mm | |
| Basic Dynamic Load Rating, Radial (Cr) | 680,000 N | |
| Basic Static Load Rating, Radial (C0R) | 930,000 N | |
| Operating Temperature Min. (Tmin) | -30 °C | |
| Limiting Speed For Grease Lubrication (Ng Grea) | 2,600 1/min | |
| Minimum Diameter Shaft Shoulder (Da) | 207 mm | |
| Limiting Speed (Ng Oil) | 3,050 1/min | |
| Operating Temperature Max. (Tmax) | 150 °C | |
| Axial Displacement (S1) | 4.7 mm | |
| Maximum Diameter Of Housing Shoulder (Da) | 323 mm | |
| Minimum Chamfer Dimension (R1 Min) | 4 mm | |
| Maximum Recess Radius (Ra1 Max) | 3 mm | |
| Raceway Diameter Outer Ring (E) | 306 mm | |
| Fatigue Load Limit, Radial (Cur) | 112,000 N |
