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 consisting of following items: (1) pivot ring as per clw drg.no.1209.01.313-005 alt-2 ( ref. abb drg. no. ia016-00261 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. ia016-00262 rev-3), qty/set-04 nos. [ warranty period: 30 months after the date of delivery ] [quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitted: max 8 lacs ] ] bogie ac loco w/shop bsl, maharashtra 29.00 set