supply of procurement of set of rubber item for a-9 auto brake valve consisting of 08 itemsprocurement of set of rubber item for a-9 auto brake valve consisting of 08 items,set of rubber item for a-9 auto brake valve consisting of 08 items (1) o ring 02no wabco spt.no.531868 (2) diaphgram 01no wabco pt.no.526346 (3) o ring 01no wabco pt.no.564056 (4) o ring 01no wabco pt.no.524614 (5) o ring 01no wabco pt.no.526388 (6) o ring 02nos wabco pt.no.523734 (7) gasket 01no wabco pt.no.560009 (8) seal valve with brass insert 01 no. wabco pt.no.557396.embossing of makers name & date of manufacturing to be done. [ warranty period: 30 months after the date of delivery ]