NSK 7312 BTDB+KL10AC3 Angular Contact Ball Bearing
NSK 7312 BTDB+KL10AC3 Duplex Angular Contact Ball Bearing
A high-precision duplex angular contact ball bearing manufactured by NSK, designed for applications requiring high load capacity, increased rigidity, and accurate axial positioning. This bearing set is configured in a back-to-back arrangement with controlled preload, making it suitable for machine tools, high-speed spindles, and precision industrial equipment.
Manufacturer: NSK
Type: Duplex Angular Contact Ball Bearing
Model: 7312 BTDB+KL10AC3
Suffix Information
| Bore Diameter (d) | 60 mm |
| Outer Diameter (D) | 130 mm |
| Width (B) | 31 mm |
| Contact Angle | 40 degrees |
| Cage | Brass |
| Basic Dynamic Load Rating (Cr) | 108000 N |
| Basic Static Load Rating (C0r) | 71500 N |
| Limiting Speed (Oil) | 5000 rpm |
| Limiting Speed (Grease) | 3800 rpm |
| Arrangement | DB, indicates a Back-to-Back matched pair |
| Axial Internal Clearance | C3 |
| K | Indicates a paired set of two bearings |
| L | Refers to a light preload setting, which enhances stiffness while still allowing for high-speed operation |
