VS16W500 DUN Dunlop Variable Speed V-Belt Section_W80 (80mm Pitch) 4L 550 / 1397 La

4L 550 / 1397 La Garden Belt

and the second number is the internal length in mm

4L 1030 / 2616 La Garden Belt

AX) the belts cross section and a 2 or 3 digit number (e

available in raw-edge cogged type

VS16W500 DUN Dunlop Variable Speed V-Belt Section_W80 (80mm Pitch) 4L 550 / 1397 LaOur range of Variable Speed V Belts includes belts conforming to ISO R 1604, they are designated by e. g. the letter W followed by a number e. g. 16 which is the belts width in mm. This is followed by a number e. g. 500 which corresponds to the pitch length Lp in mm. Belts not covered by the ISO standards are designated by a code consisting of a set of 3 numbers e. g. 22 which denotes the belts top width followed by e. g. 8 which denotes the belts