supply of backing ring of ctrb 6x11 rdso drg no wnd-03034-s-1 item no.09. class e ctrb. make-tmken. timken part no k150050 as per drg.no. rdso drg no wd-03034-s-1 item no 09 specn: rdso spec.no ab/rb-39- 2002(rev 4) of feb 2018backing ring of ctrb 6x11 rdso drg no wnd-03034-s-1 item no.09. class e ctrb. make-tmken. timken part no k150050 as per drg.no. rdso drg no wd-03034-s-1 item no 09 specn: rdso spec.no ab/rb-39- 2002(rev 4) of feb 2018,backing ring of ctrb 6x11 rdso drg no wnd-03034-s-1 item no.09. class e ctrb. m ake-tmken. timken part no k150050 as per drg.no. rdso drg no wd-03034-s-1 item no 09 specn: r dso spec.no ab/rb-39- 2002(rev 4) of feb 2018 [ warranty period: 30 months after the date of del ivery ] ]