supply of procurement of kit of spares of pressure reducing valve etc. , kit of spares of pressure reducing valve as per part no. ii36508/0500 of m/s. knorr-bre mse make consisting of 7 items: (1) locking plate as per part no.466031, qty./set-02 nos. (2) o-ring as per part no. b43723/4, qty./set-02 nos. (3) strainer as per part no. a68688, qty./set-01 no. (4) o- ring as per part no. b79048, qty./set-01 no. (5) retaining ring as per part no. 458073, qty./set-01 n o. (6) knorr- k ring as per part no. 460899, qty./set-01 no. (7) knorr- k ring as per part no. 462402, qty./set-01 no. [ warranty period: 30 months after the date of delivery ] ]