6904 ZZ NR RICH Single Row Deep Groove Ball Bearing – 20 × 37 × 9 mm
Technical Specifications:
- Brand: RICH
- Type: Single row deep groove ball bearing
- Model: 6904 ZZ NR RICH
- Inner Diameter (d): 20 mm
- Outer Diameter (D): 37 mm
- Width (B): 9 mm
- Cage Material: Steel
- Radial Clearance: CN (Normal)
- Sealing: Double-sided non-contact metal shields (ZZ)
- Feature: Groove on outer ring with snap ring (NR)
- Weight: 0.035 kg
- Country of Origin: China
Performance Characteristics:
- Structural Layout: Single row radial ball assembly with axial location via snap ring.
- Internal Geometry: Deep groove raceways optimized for radial and moderate axial loads.
- Material Type: High‑carbon chrome bearing steel.
- Dimensional Format: 20 × 37 × 9 mm configuration.
Transparency Note: This bearing is manufactured under the RICH brand. Any OE or interchangeable references, if present, are provided solely for identification and do not imply affiliation with other manufacturers.
