supply of set of retaining rings (pivot ring & housing ring) for housing of traction barset of retaining rings (pivot ring & housing ring) for housing of traction bar,set of retaining rings (pivot ring & housing ring) for housing of traction bar, set consisti ng of following items: (1) pivot ring as per clw drg.no.1209-01.313-005, alt-2 (ref.abb drg. no. ia01 6-00261 rev-3), qty/set - 04 nos and (2) housing ring as per clw drg.no.1209-01.313-004 alt-2 (ref. abb drg. no. ia016-0262 rev-3), qty/set - 04 nos. [ warranty period: 30 months after the date of d elivery ] [quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitt ed: max 8 lacs ] ] => limited