wrapped v belt FM,O,M,A,B,C,D,E,Z,SPZ,SPA,SPB,SPC,3V,5V,8V size: 9.5mm 12. ... 5mm 17mm 22mm 32mm special size: 8mm 10mm 13mm Structure No. ... effect during operationLess noise during operation Size of Section TypeTop widthBeit ThicknessAngleProduction scopeM1064015-120A1384018-360B17114022-550C22144033-600D32194080-600E382340110-600 WRAPPED V-BELT, AUTOMOTIVE BELT