• Compatibility: Fits most Sanitaire uprights (SC679, SC684, SC688, SC886–SC899, etc.) and many Eureka upright vacuums.
• Design: Round, black rubber belt designed to fit in the center of the agitator.
• Part Numbers: Frequently identified as 30563, 30563A, 30563B, or Type RD/Style U.
• Maintenance: Recommended to replace every 3 to 9 months for optimal performance.
• Installation: A round tube-type belt that fits over the motor shaft and the center of the brush roller. 

Fits Eureka and Sanitaire 684, 886 models