supply of upgraded class e (6x11) cartridge tapered roller bearing used on cast steel bogies (narrow/wide-jaw) of freight stock of indian railway for 22.9/25t axle load application. indian railway str no. 40-2016(rev.2) of june , 2021 or latest amendment, if any. indian railways str no. ab/rs-40- 2016 (rev 2.) of june, 2021 or latest amendment, if any.upgraded class e (6x11) cartridge tapered roller bearing used on cast steel bogies (narrow/wide-jaw) of freight stock of indian railway for 22.9/25t axle load application. indian railway str no. 40-2016(rev.2) of june , 2021 or latest amendment, if any. indian railways str no. ab/rs-40- 2016 (rev 2.) of june, 2021 or latest amendment, if any.,upgraded class e (6x11) cartridge tapered roller bearing used on cast steel bogies (narr ow/wide-jaw) of freight stock of indian railway for 22.9/25t axle load application. indian railway str no. 40-2016(rev.2) of june , 2021 or latest amendment, if any. indian railways str no. ab/rs-40- 2016 (rev 2.) of june, 2021 or latest amendment, if any. [ warranty period: 30 months after the date of delivery ] [quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitted : max 8 lacs ] ]