supply of aar approved cartridge tapered roller bearings class k (6 1/2aar approved cartridge tapered roller bearings class k (6 1/2,aar approved cartridge tapered roller bearings class k (6 1/2x9) along with backing ring, a dapter, end cap, end cap screw, locking plate, side frame key key bolt etc. for freight stocks fitted with ligh t weight low height (lwlh) bogies (narrow jaw) for 25t axle load application to rdso str no. ab/rb-41-201 6. rev-1. [ warranty period: 48 months after the date of delivery ] [quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitted: max 8 lacs ] ]