Overview
The SKF 6316 2ZJEM is a single-row deep groove ball bearing engineered for reliable radial and axial load support in industrial automation and mechanical power transmission applications. This Explorer-series bearing combines SKF’s precision engineering with dual metal shields for contamination protection, making it ideal for machinery requiring low friction, quiet operation, and extended service life.
Key Features
- Dual Metal Shields (2Z): Non-contact design on both sides protects against contaminants while maintaining low friction and allowing high rotational speeds.
- Single-Row Configuration: Accommodates both radial and axial loads in both directions with minimal maintenance requirements.
- C3 Clearance: Optimized internal clearance for standard industrial applications and typical operating conditions.
- Steel Cage Construction: Robust ball retainer ensures stable performance across varying load conditions.
- Explorer Series Quality: SKF’s Explorer line represents premium precision bearings with validated performance in demanding applications.
Technical Specifications
- Bore Diameter: 80 mm
- Outside Diameter: 170 mm
- Width: 39 mm
- Dynamic Load Rating: 130 kN
- Static Load Rating: 86.5 kN
- Sealing Type: Non-contact double metal shields
- Clearance Class: C3 (Normal)
- Cage Material: Steel
- Bearing Series: 6300 Series (metric cylindrical bore)
- Bore Type: Cylindrical
- Operating Temperature Range: -20°C to +80°C (standard operation)
Typical Applications
- Electric Motors: Used in both large industrial motors and smaller drive systems requiring smooth, low-noise rotation.
- Pumps & Compressors: Ideal for centrifugal and positive displacement equipment handling variable radial and axial loads.
- Industrial Machinery: Conveyors, gearboxes, spindles, and general machine tools where load capacity and speed capability are essential.
- Automotive Applications: Transmission systems, differential housings, and wheel bearing assemblies in industrial/commercial vehicles.
- HVAC Systems: Fan motors, pump assemblies, and rotating equipment in climate control systems.
Compatibility & Replacements
Compatible With
- Standard metric bearing housings designed for 80mm bore, 170mm OD configuration
- Industrial equipment with fixed or floating shaft mounting designs
- Motor and gearbox manufacturer specifications calling for 6300-series deep groove bearings
- Systems operating at speeds up to 10,000 RPM (depending on load and lubrication)
Replaces / Drop-In Replacement For
- SKF 6316-2Z/C3 (non-2ZJEM variant)
- SKF 6316 2Z (standard double-shield version)
- Equivalent deep groove bearings from SKF’s 6300-series portfolio with matching dimensions
Works With
- Standard mineral and synthetic bearing oils and greases (ISO VG 32–68 recommended)
- Sealed housings and lubrication systems typical of industrial machinery
- Both AC and DC motor drive systems
- Load and speed monitoring equipment for condition-based maintenance
