Bearings
Angular Contact Bearings
Angular Contact Bearings
Quick Code: BB-517147
30/7-B-2RS Zen Double Row Angular Contact Ball Bearing 7mm x 19mm x 10mm
30/7-B-2RS Zen Double Row Angular Contact Ball Bearing
This compact double row angular contact ball bearing from Zen is engineered to deliver reliable performance in precision applications requiring simultaneous radial and axial load support. The 30/7-B-2RS combines robust construction with space-efficient design, making it an ideal choice for high-speed machinery, automotive components, and compact industrial equipment where durability and precision are essential.
Key Specifications:
- Bore Diameter: 7mm
- Outer Diameter: 19mm
- Width: 10mm
- Row Configuration: Double Row
- Contact Angle: 40°
- Seal Type: Lip seals on both sides (2RS)
- Cage Type: Polyamide cage
- Radial Clearance: Normal
- Tolerance Class: P0/PN2 / ABEC 1
- Material: Standard bearing steel
- Operating Temperature Range: -20°C to +120°C
- Arrangement: Standard version
- Manufacturer: Zen
- Reference: 30/7-B-2RS
Design Benefits:
- Double Row Construction - Provides enhanced load-carrying capacity with superior stability for handling combined radial and axial loads in a compact footprint
- 40° Contact Angle - Optimized for efficient load distribution and performance in demanding applications
- Sealed Design (2RS) - Dual lip seals on both sides provide excellent protection against contamination and moisture ingress, reducing maintenance requirements
- Polyamide Cage - Lightweight, durable cage material offering smooth operation and excellent stability across varying speeds
- Normal Radial Clearance - Standard clearance configuration optimized for typical industrial applications and general-purpose use
- Compact Dimensions - Space-saving design ideal for applications with tight dimensional constraints
- Extended Temperature Range - Operates reliably from -20°C to +120°C, suitable for diverse industrial environments
Typical Applications:
The 30/7-B-2RS is ideal for small electric motors, precision spindles, dental drills, power tools, fans, small pumps, and compact industrial machinery requiring reliable dual-load capacity. Particularly well-suited for automotive components, household appliances, HVAC systems, and general mechanical equipment where space efficiency and sealed protection are essential. The compact size and sealed design make it perfect for applications in controlled environments requiring minimal maintenance.
Technical Information:
- Arrangement: Standard version
- Material: Standard bearing steel
- Outer ring: Without flange/groove
- Seal: Lip seals on both sides (2RS) - provides excellent contamination protection

