supply of kit for 10 brake cylinder for boxnhl bmbs wagon, consisting of 10 metallic items, rdsos specificati on no: wd-23-bmbs-2008 ( rev-i ) with amendment 1 of september 2016. drg. no. wd-08093-s-2, alt-3 & part drg. n o. wd-08095-s-1. ( 1 ) screw flat head ( kbi part no. 766925 ) : 02 nos. ( 2 ) screw flat head ( kbi part no. 765834 ) : 04 nos. ( 3 ) retaining ring ( kbi part no. 765847 ) : 1 no. ( 4 ) washer lock zinc plated ( kbi part no. 735734 ) : 04 nos. ( 5 ) n ut hex zinc plated ( kbi part no. 734497 ) : 04 nos. ( 6 ) bushing ( kbi part no. 776539 ) : 02 nos. ( 7 ) retaining ring zinc plated ( kbi part no. 759564 ) : 1 no. ( 8 ) retaining ring ( kbi part no. 773679 ) : 1 no. ( 9 ) retaining ring ( kbi part no. 76 4058 ) : 1 no. ( 10 ) screw hex head zinc plated ( kbi part no. 734734 ) : 04 nos. [ warranty period: 30 months after the date of delivery ]