supply of kit of spares for knorrkit of spares for knorr,kit of spares for knorr make pressure reducing valve to kbi part no. (ii 36508/0380)/(ii 36508/0500) consisting of 09 items: (1) locking ring to part no. 466031 - 2nos. (2) o-ring to part no. b43723/4 - 2nos. (3) strainer to part no. a68688 - 1no. (4) o-ring to part no. b79048 - 1no. (5) retain ing ring to part no. 458073 - 1no. (6) knorr-k-ring to part no. 460899 - 1no. (7) knorr-k-ring to part n o. 462402 - 1no. (8) valve head to part no. c71737/k - 1no. (9) compression spring to part no. b7611 4 - 1no. [ warranty period: 30 months after the date of delivery ] ]