supply of 5 mm round copper dropper wire, contact wire dropper clip(107), catenary dropper clip, dropper clip (49) & dropper clip (34mm) , 5 mm round copper dropper wire confirming to is: 282: 1982 or latest. [ warranty perio d: 30 months after the date of delivery ] ] , contact wire dropper clip(107) pt no. 1180 (ri 1181 & 1182 as per drg no. re/33/p/1180 m od-c or latest.(complete with locking wire) [ warranty period: 30 months after the date of delivery ] ] , catenary dropper clip (complete assembly) as per rdso drg. no. eti/ohe/p/1192 rev-c an d id no 1192 or latest. [ warranty period: 30 months after the date of delivery ] ] , dropper clip (49) for large bracket tube with g.s. bolt m 16x40/32 with lock nut, spring wa sher b-16 and annealed copper split-pin φ 4 x32 mm (ri no.2277). drawing eti/ohe/p/2277(mod.d) or late st [ warranty period: 30 months after the date of delivery ] ] , dropper clip (34mm) for register arm tube with g.s. bolt dia 16 x 40 x 32 with locknut, sprin g washer b16 and annealed copper split pin 4x32 mm, as per rdsos drg. no.eti/ohe/p/p/2461-1 mod f or latest. make/brand: rdso approved vendors [ warranty period: 30 months after the date of delivery ] ]