supply of kit for isolating cock consisting of 04 items as per ftrtipl pt.no. 790003101 and d & m pt.no. rk-ab759-w291 (1) rubber ball seat as per ftrtipl pt.no. 003701000a and d&m pt.no. ab759 -353 - 02 nos./set (2) o-ring as per ftrtipl pt.no. 003705000a and d&m pt.no. 0015-101 --01 no./se t (3) o-ring as per ftrtipl pt.no. 001710500a and d&m pt.no.0015-13 - 01 no./set, (4) valve insert a s per ftrtipl pt.no.003603000 - 01no./set. [ warranty period: 30 months after the date of delivery ] ]