同步带规格.型号、尺寸表3M型（节距=3.0MM)规格节线长齿数规格节线长齿数规格节线长齿数120-3M120.0040384-3M384.00128129-3M129.0043390-3M390.00130141-3M141.0047399-3M399.00133150-3M150.0050405-3M405.00135153-3M153.0051411-3M411.00137156-3M156.0052420-3M420.00140159-3M159.0053426-3M426.00142165-3M165.0055432-3M432.00144171-3M171.0057447-3M447.00149174-3M174.0058459-3M459.00153177-3M177.0059480-3M480.00160186-3M186.0062486-3M486.00162189-3M189.0063495-3M495.00165192-3M192.0064513-3M513.00171195-3M195.0065519-3M519.00173201-3M201.0067531-3M531.00177207-3M207.0069564-3M564.00188210-3M210.0070576-3M576.00192225-3M225.0075582-3M582.00194228-3M228.0076597-3M597.00199240-3M240.0080606-3M606.00202255-3M255.0085609-3M609.00203264-3M264.0088612-3M612.00204267-3M267.0089630-3M630.00210276-3M276.0092633-3M633.00211279-3M279.0093648-3M648.00216282-3M282.0094669-3M669.00223285-3M285.0095675-3M675.00225288-3M288.0096699-3M699.00233291-3M291.0097711-3M711.00237300-3M300.00100750-3M750.00250306-3M306.00102753-3M753.00251309-3M309.00103801-3M801.00267312-3M312.00104813-3M813.00271315-3M315.00105885-3M885.00295318-3M318.001061125-3M1125.00375336-3M336.001121245-3M1245.00415339-3M339.001131569-3M1569.00523345-3M345.001151800-3M1800.00600357-3M357.00119)