Black bearing bearing 10 × 19 × 7 mm B5 63800-2RS UB-63800-B5

BLACKBEARING B5 63800-2RS Bearing – 10 × 19 × 7 mm

EAN: 3760290192430
Part Number: UB-63800-B5
Brand: BLACKBEARING
Type: Deep Groove Ball Bearing (2RS)

The UB-63800-B5 is a premium deep groove ball bearing developed for cycling and other demanding mechanical applications. The B5 series is designed to deliver reliability, smooth operation, and long service life while providing excellent protection against dust and moisture.

Key Features

• Premium BLACKBEARING B5 quality
• 63800-2RS standard
• Double rubber seals (2RS)
• Low rolling resistance
• Excellent protection against dust and moisture
• Precision manufacturing and assembly
• Steel cage construction
• SAE52100 chrome steel balls
• Pre-filled with extra lubricant (+90%)
• Long service life and reliable performance

Technical Specifications

Applications

• Bicycle hubs
• Pedals
• Derailleur pulleys
• Frame pivots and linkage points
• BMX and urban bicycles
• Skateboards and inline skates
• Other precision rotating components

In Practice

The UB-63800-B5 is an excellent replacement bearing for worn or damaged original units. Reinforced 2RS seals help keep out water and contaminants, while precision manufacturing and premium lubrication ensure smooth, efficient operation. The B5 series is specifically engineered to withstand the demanding conditions commonly encountered in cycling applications.