IPDB › China Industry › Industrial Equipment & Components › Bearing
Heavy Duty Na Series Sealed Radial Needle Roller Bearing Na4901 Bearing1
Thrust Needle Roller Bearing, Needle Bearing, Roller Bearing
Changzhou Suma Precision Machinery Co., Ltd.
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Product Description Heavy duty NA series sealed radial needle roller bearing NA4901 bearingDescription of Heavy duty NA series sealed radial needle roller bearing NA4901 bearingSeriesInner ringDescriptionWithWithoutNK YesLight seriesNKS YesHeavy seriesRNA 49 YesSizes same as 49 seriesRNA 69 YesSizes same as 69 series, double row(single row to RNA6906)RNA 48 YesSizes same as 48 seriesNKIYes Light seriesNKISYes Heavy seriesNA 49Yes Sizes same as 49 seriesNA 69Yes Sizes same as 69 series, double row(single row to RNA6906)NA 48Yes Sizes same as 48 seriesCatalogue of Heavy duty NA series sealed radial needle roller bearing NA4901 bearingShaft DiameterBearing DesignationMass ApproxBorndary DimensionsBasic Load RatingLimiting SpeedCrCordFDBDynamicStaticOilmmSeriesgmmNrpmNKINKISNA49NA698--NKIS8----4681425161240011300215009NKI9/12------14.69121912620070022170010NKI10/16------27.31014221698081050019650----NA4900--21101422138006900023700------NA690038.4101422228281116122370012----NA4901--25.1121624135047635220000NKI12/20------3912162420140001840021000------NA690144.512162422116471705219100--NKIS12----581218301616000170001910015NKI15/16------381519271688471285318800NKI15/20------45.715192720123471905318800----NA4902--32152028136447905317000------NA690261.615202823131002090020000--NKIS15----901522352023500240001700017NKI17/16------41.417212916130001820017000----NA4903--32.81722301370101001016700------NA690368.21722302314400249001620020NKI20/16------48.520243216108001700014000----NA4904--70.220253717119121659416200--NKIS20----1192028422026500355001400022NKI22/16------502225341687211534016200----NA49/22--7622283917129961917514360------NA69/221302228393021375357501436025NKI25/30------11525293830315005600014000----NA4905--7625304217134522047513832------NA690513825304230193003175013832--NKIS25----1602532472232000550001250028----NA49/28--90.728324517139002010013832------NA69/281702832453022400368501383232NKI32/20------10132354520138512690012382----NA49/32--15032405220190003260011134------NA69/322723240523625500685001113435NKI35/30------16535405030222005135011134----NA4907--15135425520198004150011134------NA690730135425536260006050011134--NKIS35----210354358223300056000950040NKI40/20------12440455520220004800010127NKI40/30------18440455530350008600010127----NA4908--1234048622231036638738567------NA69084014048624064000112000856742NKI42/20------138424757202600052500950045NKI45/25------2184550622536000700008567NKI45/35------28945506235415001020008567----NA4909--2604550682237000695008052------NA690947945506840615001235008052--NKIS45----306455572224300071000750050NKI50/25------2625055682532000780007890----NA4910--2645058722241000720007526------NA691045750587240680001350007526--NKIS50----510506080286000095000720055NKI55/35------35755607235480001268007256----NA4911--3865563802550600965807156------NA69117605563804582560172000715660NKI60/25------3886068822535500850007156----NA4912--4126068852552800110506022------NA691279860688545885001860006022--NKIS60----5506070902865000110000630065 NA4913--43565729025575001105006022--NA69138216572904587600194500602270NA4914--712708010030790001540005111--NA6914132670801005412100263000511175NA4915--765758510530820001580005111--NA6915142975851055412800272000511180NA4916--870809011030810001705005111--NA69161510809011054130500280600500085NA4917--125085100120351110002370004600--NA691722008510012063166000400000460090NA4918--131290105125351140002500004400--NA691823109010512563172000425000440095NA4919--137195110130351160002600004200--NA6919250095110130631740004400004200100NA4920--1900100115140401200002740004000110NA4922--2070110125150401320002900003700--NA4822108011012014030940002160003900120NA4924--2860120135165451810003900003400--NA4824117012013015030990002390003600130NA4926--3900130150180502030004700003100--NA48261810130145165351180003100003200140NA4928--4150140160190502090005000002900--NA48281920140155175351200003250003000
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