supply of set of plates for single duct leather bellows of wag9/wap7 locos , set of plates for single duct leather bellows of wag9/wap7 locos as per rdso mod. she et no. rdso/2019/el/ms/0476 (rev.0) dt 22.01.2019, set details as follows: 1. modified bellow bottom plate as per clw drg.no. 1209-01.418-032 alt-0 -01 no/set. 2. modified bellow top plate as per clw drg. no. 1209-01.418-031 alt- 1- 01 no/set 3. modified plate flange tm inlet as per clw drg. no. 12 09- 01.418-026 alt-1- 01 no/set [ warranty period: 30 months after the date of delivery ] [quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitt ed: max 8 lacs ] ]