supply of ball bearing , ball bearing no.6308 1) bearing type: deep groove ball bearing.2) conformit y to specification: is 6455-1972.3) number of raceway ring rows: single row4)inner/outer ring material: steel5)precision: standard precision6)inner dimension, bore diameter as per is 5669-1987/din625-1: 40 mm7) outer dimension as per is 5669-1987/di n625-1: 90 mm8)width, as per is 5669-1987/din625-1: 23 mm9) bore type: cylindrical10)retainer type:: punching11)race type: plain12) load direction: radial13) ra dial internal clearance as per is 6455-1972: cn14) size standard: metric15) sealing or cl osure: without/open16) cage material as per is 2398: steel, sheet metal17) radial run ou t: normal18) tolerance: p619) basic dynamic load rating: min 40kn20) static load rating: 24kn21) limiting speed: minimum 8000 r/min22) lubricated seal/shield: na23) packing: beari ng to be supplied with original manufacturers tamper proof seal24) test report/inspect ion certificate from oem to be furnished: inspection certificate from oem or their auth orized testing agents, preferably incorporating the details of traceability of the supp lied bearings.25) authorized dealer certificate: adc from oem is to be furnished by the supplier. .26) warranty: six months from the date of fitment or 9 months from the date of supply. for amnufacturing defects has to be furnished by the supplier. 27) makes: fa g/skf/ntn/timken/nbc/nrb/nsk/nachi only [ warranty period: 9 months after the date of deliver y ] ]