supply of set of breather plug assembly of brake caliper unit for vande bharat train setset of breather plug assembly of brake caliper unit for vande bharat train set,set of breather plug assembly of brake caliper unit for vande bharat train set make- knorr br emse one set consist of 3 items-(1) filter element kbi part no- a64328/4 or equivalent qty-01 no. (2) protec tive cap kbi part no- b66347/2 or equivalent qty- 01 no. (3) filter fitting kbi part no- b66346/1 or equivale nt, qty - 01 no. (sample should be approved before bulk supply for other than oem.) [ warranty period: 30 months after the date of delivery ] ]