supply of overhauling kit for levelling valve to kbi part no.68831 consisting of 15 items. 1. sealin g ring to part no. b74370/2,qty./set-1 2. o- ring to part no. a27763/26,qty./set-1 3. o-ring to part n o. a75374,qty./set-1 4. washer to part no. c68476,qty./set-1 5. grooved pin to part no. 476508,qty./ set-2 6. lock washer to part no. a34546/2,qty./set-1 7. retaining ring to part no. 470884,qty./set-1 8. toothed washer to part no. 466031,qty./set-2 9. toothed ring to part no. a62331/6,qty./set-1 10 . wire mesh filter to part no. a40108,qty./set-1 11. sealing ring to part no. 458381,qty./set-1 12. wire strainer to part no. a51762,qty./set-3 13. sealing washer to part no. 1.4.631,qty./set-1 14. valve he ad to part no. c71558,qty./set-2 15. compression spring to part no. c141622,qty./set-1 [ warranty period: 30 months after the date of delivery ] [quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitt ed: max 8 lacs ] ]