AUTOMATIC BELT TENSIONER BEARINGS. USED TO CREATE PRESSURE AND THUS TENSION A BELT DRIVE SYSTEM. USES COILED SPRING TECHNOLOGY TO APPLY PRESSURE. THE BELT TENSIONER IS CONSTRUCTED BY COMBINING TWO OR MORE COMPONENTS - 1. BEARING ROLLING ELEMENT, ISO 6200 SERIES SINGLE ROW DEEP GROOVE RADIAL BALL BEARING OR MODIFIED VERSION OF SUCH. 2. TENSIONER ELEMENT, RADIAL BALL BEARING IS MODIFIED TO BECOME INTEGRATED WITH MOUNTING BRACKET OR COIL SPRING DEVICE TO CREATE INTERGRAL TENSIONER BEARING. ONCE COMBINED THE PRODUCT BECOMES A TENSIONER BEARING AND THE ELEMENTS CANNOT BE NON DESTRUCTIVELY SEPARATED.

CLASSIFICATION IS ACCORDING TO GIRS 1 AND 6.CN 84835080-FLYWHEELS AND PULLEYS, INCLUDING PULLEY BLOCKS-OTHER THAN OF CAST IRON OR CAST STEEL-OTHER THAN FOR USE IN CIVIL AIRCRAFT.TERMS OF HEADING 8483-INCLUDING FLYWHEELS AND PULLEYS, INCLUDING PULLEY BLOCKS.TERMS OF SUBHEADING 848350-FLYWHEELS AND PULLEYS, INCLUDING PULLEY BLOCKS. HSEN (G) TO 8483.