supply of deep groove ball bearingdeep groove ball bearing,deep groove ball bearing 6311 as per the following specifications. 1) bearin g type: deep groove ball bearing. 2) conformity to specification: is 6455-1972. 3) number of raceway ring ro ws: single row, 4) inner/outer ring material: steel, 5) precision: grade 0, 6) inner dimension, bore diameter as per is 5669-1987: 55mm, 7) outer dimension as per is 5669-1987:120 mm, 8) width as per is 5669-1987: 29 m m, 9) bore type: cylindrical, 10) retainer type: punching, 11) race type: plain, 12) load direction: radial, 13) radial internal clearance as per is 6455-1972: c3 14) size standard: metric, 15) sealing or closure: without/op en, 16) cage material as per is 2398: steel, 17) radial run out: normal, 18) tolerance: p6, 19) basic dynamic load rating: min 74kn, 20) static load rating: 45 kn, 21) limiting speed: 8000 r/min, 22) lubricated seal/shield : na, 23) packing: bearing to be supplied with original manufacturers tamper proof seal, 24) test report/inspecti on certificate from oem to be furnished: inspection certificate from oem or their authorized testing agents, prefer ably incorporated the details of traceability of the supplied bearings, 25) authorized dealer certificate: adc from oem required, 26) warranty: six months from the date of fitment or 9 months from the date of supply, 27) make s: fag/skf/ntn/timken/tata/nbc/nrb or substantially equivalent, unbranded makes not consid ered. 28) bearing used for: centrifugal pump. [ warranty period: 9 months after the date of delivery ] => limited