61921 ZZ RICH 105x145x20
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61921 ZZ RICH Single Row Deep Groove Ball Bearing – 105 mm x 145 mm x 20 mm
Technical Specifications:
- Bearing Type: Single Row Deep Groove Ball Bearing
- Model Designation: 61921 ZZ
- Brand: RICH
- Bore Diameter (d): 105 mm
- Outer Diameter (D): 145 mm
- Total Width (B): 20 mm
- Dimensions: 105 mm x 145 mm x 20 mm
- Sealing: ZZ – Metal shields on both sides
- Cage Material: Steel
- Radial Clearance: CN (Normal clearance)
- Weight: 0.84 kg
- Country of Origin: China
The 61921 ZZ RICH is a wide-profile single row deep groove ball bearing designed for radial load support in large rotating assemblies. With dimensions of 105 mm bore, 145 mm outer diameter, and 20 mm width, it is ideal for electric motors, pumps, and industrial machinery requiring compact yet robust bearing solutions.
Equipped with metal shields on both sides (ZZ), this bearing offers protection against dust and light contaminants while maintaining low-friction rotation. The steel cage ensures mechanical stability and resistance to dynamic stress. Manufactured under the RICH brand in China, it provides a reliable and cost-effective alternative to premium brands.
Key Performance Advantages:
- Wide Outer Profile: Suitable for large diameter shafts and housings.
- Shielded Design: ZZ metal shields protect against dust and debris.
- Steel Cage: High strength and thermal stability.
- CN Clearance: Standard radial clearance for general-purpose use.
Transparency Note: This bearing is manufactured under the RICH brand. The code 61921 ZZ is used solely for compatibility identification and does not imply any affiliation with other brands. The product is clearly marked with its actual brand and country of origin.
Data sheet
Inner Diameter
105
Outer Diameter
145
Width
20
Weight
0,84
Ball Rows
Single Row
Sealing
Cover On Both Sides
Category
Single Row Deep Groove Ball Bearing
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