supply of poh kit for isolating cock [ball type] consisting of 03 items, [item-i] seat ring to rdsos drgpoh kit for isolating cock [ball type] consisting of 03 items, [item-i] seat ring to rdsos drg,poh kit for isolating cock [ball type] consisting of 03 items, [item-i] seat ri ng to rdsos drg no.-sk.-97003, item no.-4, alt. no.-5, qty/set: 02 nos., (ii) sealing washer to rdsos drg no.-sk-97003, item no.-5, alt. no.-5, qty/set;-1 nos. and [iii] gland packing to rdsos drg no.-sk-97003, item no.-8, alt no.-5, qty/set-2 nos. [ warranty period: 30 months after t he date of delivery ] [quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitted: max 8 lacs ] ] => limited