Technical data
Product specifications
Metric and imperial values are paired where the manufacturer provides both. Expand a section to review its parameters.
Core specifications17 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Series | 6315 | |
| Bore diameter | d | 75 mm |
| Outside diameter | D | 160 mm |
| Width | B | 37 mm |
| Basic dynamic load rating | C | 123 kN |
| Basic static load rating | C0 | 77 kN |
| Fatigue load limit | Pu | 4.85 kN |
| Reference speed | nref | 5800 r/min |
| Limiting speed | nG | 5400 r/min |
| Mass | ≈m | 3.131 kg |
| Precision class | PN — Normal (ISO 492:2023) | |
| Internal clearance | CN (Group N) — Normal internal clearance | |
| Sealing | 2Z — Non-contact shield on both sides | |
| Cage | JN — Steel sheet metal | |
| Lubricant | L138 — Grease (L138/customer specific) | |
| Minimum operating temperature | Tmin | -30 °C |
| Maximum operating temperature | Tmax | 120 °C |
Precision classification2 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Radial ball bearing tolerance equivalent | ABEC 1Derived from ISO Normal; not a direct ABEC marking | |
| Mapping basis | ISO 492 / ANSI/ABMA 20The original manufacturer tolerance remains the controlling value. |
Product characteristics7 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Type of Seal | 2Z | Non-contact shield on both sides |
| Cage | JN | Steel sheet metal |
| Tolerance class | PN | Normal (ISO 492:2023) |
| Dimensional / heat stabilization | S0 | Rings dimensional stabilized up to 150° |
| Lubricant | L138 | Grease (L138/customer specific) |
| Radial internal clearance | CN (Group N) | Normal internal clearance |
| Bore type | Z | Cylindrical |
Main Dimensions & Performance Data9 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Bore diameter | d | 75 mm2.953 in |
| Outside diameter | D | 160 mm6.299 in |
| Width | B | 37 mm1.457 in |
| Basic dynamic load rating, radial | Cr | 123,000 N27,652.878 lbf |
| Basic static load rating, radial | C0r | 77,000 N17,311.151 lbf |
| Fatigue load limit, radial | Cur | 4,850 N1,090.378 lbf |
| Limiting speed | nG | 5,400 1/min |
| Reference speed | nϑr | 5,800 1/min |
| Mass | ≈m | 3.131 kg6.903 lbs |
Mounting dimensions3 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Minimum diameter shaft shoulder | da min | 87 mm3.425 in |
| Maximum diameter of housing shoulder | Da max | 148 mm5.827 in |
| Maximum fillet radius | ra max | 2.1 mm0.083 in |
Dimensions4 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Minimum chamfer dimension | rmin | 2.1 mm0.083 in |
| Shoulder diameter outer ring | D1 | 133.34 mm5.25 in |
| Caliber diameter outer ring | D2 | 137.22 mm5.402 in |
| Shoulder diameter inner ring | d1 | 101.4 mm3.992 in |
Temperature range2 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Operating temperature min. | Tmin | -30 °C-22 °F |
| Operating temperature max. | Tmax | 120 °C248 °F |
Calculation factors1 parameter
| Parameter | Symbol | Value |
|---|---|---|
| Calculation factor | f0 | 13.2 |
Capabilities & suitability6 parameters
| Parameter | Symbol | Value |
|---|---|---|
| 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 |
Manufacturer Identity7 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Schaeffler Product Code | 2606860 | |
| Brand | FAG | |
| Base Type | 6315 | |
| SAP material number | 0388990940000 | |
| Base product | 2305080101 | |
| Bearing X designation | 6315-2Z-L138 | |
| Mounting Manager ID | 6315-2Z-L138 |
Product Identity2 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Construction | Deep groove ball bearing 63..-2Z, single row, shields, steel sheet metal cage | |
| Short Description | Deep groove ball bearing |
Technical Data18 parameters
| Parameter | Symbol | Value |
|---|---|---|
| Bore Diameter (D) | 75 mm | |
| Outside Diameter (D) | 160 mm | |
| Width (B) | 37 mm | |
| Basic Dynamic Load Rating, Radial (Cr) | 123,000 N | |
| Basic Static Load Rating, Radial (C0R) | 77,000 N | |
| Operating Temperature Min. (Tmin) | -30 °C | |
| Limiting Speed (Ng) | 5,400 1/min | |
| Operating Temperature Max. (Tmax) | 120 °C | |
| Reference Speed (Nϑr) | 5,800 1/min | |
| Calculation Factor (F0) | 13.2 | |
| Fatigue Load Limit, Radial (Cur) | 4,850 N | |
| Minimum Diameter Shaft Shoulder (Da Min) | 87 mm | |
| Shoulder Diameter Inner Ring (D1) | 101.4 mm | |
| Maximum Diameter Of Housing Shoulder (Da Max) | 148 mm | |
| Minimum Chamfer Dimension (Rmin) | 2.1 mm | |
| Maximum Fillet Radius (Ra Max) | 2.1 mm | |
| Shoulder Diameter Outer Ring (D1) | 133.34 mm | |
| Caliber Diameter Outer Ring (D1) | 137.22 mm |
