tender for set of locking plates for pivot ring housing ring of 3 phase locosconsisting of 2 items (1) locking pin for pivot ring- ref no.1 of clw drg. no.1209.01.413.025 alt-2-01 no. (2) locking plate for housing ring ref. no. 2 of clw drg no.1209.01.413.025 alt-2- 01 no.