supply of poh kit for cut off angle cock [consisting of 3 items] , poh kit for cut off angle cock [consisting of 3 items] to rdso drg. no. wd-88123-s-02, alt. - 06, item no. 5, 6 and 7. 1) o - ring - item no. 5, qty./ kit = 1 no. 2) o - ring - item no. 6, qty. / kit = 2 no . 3) seat - item no. 7, qty. / kit = 2 nos. material and specification as per drawing and for other technical requirements confirming to rdso specification no. 02-abr-02, appendix - d, read with all amendments, l atest amendment no. 4 of 2016. [ warranty period: 36 months after the date of delivery ] [quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitted : max 8 lacs ] ]