Double Row Cylindrical Roller Bearings

Product Details

The double row cylindrical roller bearing is designed as separable type bearing, which makes it easy to be mounted and dismounted.

It is produced in two structures with cylindrical bore and tapered bore (suffix K), two designs NNU and NN. The NN design is consist of one inner ring with two ribs and one outer ring without ribs. The NNU design is consist of one inner ring without ribs and one outer ring with two ribs. When the bearing is installed, the radial clearance of tapered bore structure is allowed to adjust. The double row cylindrical roller can be used as a non-locating bearing since a certain axial displacement between the shaft and bearing housing is allowed. We provide the double row cylindrical roller bearing that has high precision and great stiffness, which is usually used as main shaft bearing for precision machine tools.

Located in the thriving city, Luoyang, Huigong Bearing is one of the leading Double Row Cylindrical Roller Bearings manufacturers. We have many high precision bearings in stock now. And ex-stock Double Row Cylindrical Roller Bearings are also available. If you are going to looking for high quality and competitive price products, welcome to contact us and check the pricelist with us.

BoundaryBasic load ratingsDesignationsStructure sizeInstallation dimersionMass
mmkNmmmmkg
dDBrminCrCorCurrentOriginalFwEwdamindamaxDaminDamaxdbminramax
200280602.1420815NN 39403282940-259216221263--210.6

280802.1484960NN 4940K/W204182940Y-259211222264269-214.1

280802.15701220NN 49404282940-259211222264269-215.3

280802.15701220NNU 49404482940225-211222-269228215.3

310822.16551170NN 30403282140-282211-285299-222.7

310822.16551170NNU 30403482140232-211223-293237222.7

3101092.18901730NN 40404282140-282216225293--230.4
220300602.1440895NN 39443282944-279236241-283-211.4

300802.16001330NN 49444282944-279236242-283-216.6

300802.16001330NNU 49444482944245-231242-289249216.6

3409038151480NN 30443282144-310233-313327-2.529.6

3409038151480NNU 30443482144254-230-313327-2.530

340118311902400NN 40444282144-310233-313327-2.539.8

370120410501810NN 31443282744-331241--346-351.9

370120410501810NNU 31443482744263-241--346268352.3


BoundaryBasic load ratingsDesignationsStructure sizeInstallation dimersionMass
mmkNmmmmkg
dDBrminCrCorCurrentOriginalFwEwdamindamaxDaminDamaxdbminramax
240300601.14051030NN 48484282848-283248255287290-19.77

300601.1358930NNU4848-259-248255-29026319.9

320602.1460975NN 39483282948-300251262-309-212.2

320802.16251450NN 49484282948-300251262-309-217.9

320802.16251450NNU 49484482948263-251262-309269218

3609238551600NN 30483282148-330253-333347-2.532.7

3609238551600NNU 30483482148274-253266-3472802.532.7

360118312402600NN 40484282148-330253266333347-2.539.3

360118312402600NNU 40484482148274-253266-3472812.542.7

400128411702040NN 31483282748-358256-362384-364.2

400160418803530NNU 41484482748282-256282-384291385
260360752.16701380NN 39523282952-335271288-349-221.4

3601002.17111540NN 4952K4182952-335271288-349-229.2

3601002.19352100NN 49524282952-335271288-349-228.3

3601002.19352100NNU 49524482952292-271288-349296231.1


BoundaryBasic load ratingsDesignationsStructure sizeInstallation dimersionMass
mmkNmmmmkg
dDBrminCrCorCurrentOriginalFwEwdamindamaxDaminDamaxdbminramax
26040010449691810NN 3052K3182152-364276-367384-347.1

40010449691810NN 30523282152-364276-367384-348.5

400140415503250NN 40524282152-364276-369384-359.7

400140415503250NNU 40524482152300-276289-384299365

440144414802660NN 31523282752-393276-415424-389.1

440180422004000NNU41524482752306-276300-4243103113
280350691.14451160NN 48564282856-329287.5--340-115.3

3506924571200NNU4856K-303-287.5298-340307115.5

380752.16951460NN 39563282956-355291--369-222.7

3801002.19602230NN 49564284956-355291--369-232.9

3801002.19602230NNU 49564482956312-291308-369316233

420106410201950NN 3056K3182156-384296-387404-349.1

420106410201950NN 30563282156-384296-387404-349.9

420106410802080NNU3056-320-300--440326351.4

460146515202790NN 31563282756-413300-416440-495.7


BoundaryBasic load ratingsDesignationsStructure sizeInstallation dimersionMass
mmkNmmmmkg
dDBrminCrCorCurrentOriginalFwEwdamindamaxDaminDamaxdbminramax
300380802.16901760NNU 48604482860324-308320-369330221.7

420118312302870NN 49604282960-388314335-398-2.551.6

420118312302870NNU 49604482960339-314335-4063432.551.9

460118411802250NN 30603282160-418316-421444-371.7

460118411802250NN 3060K3182160-418316-421444-369.6

460160419204100NN4060--418316--440-397.6

500160517603150NN 31603282760-448320-450480-4125

500160517603150NNU 31603482760358-320--4803654126
320400802.17001840NNU 48644482864346-328340-389350222.8

440118312603050NN 49644282964-408334355-427-2.550.2

440118312603050NN 4964K4182964-408334355-427-2.552

440118312603050NNU 49644482964359-334355-4263632.554.9

480121413502670NN 30643282164-438336-442464-376.6

480121413502670NNU 30643482164366-336353442464-376.9

480160419604300NNU 40644482164367-336353-4643643103


BoundaryBasic load ratingsDesignationsStructure sizeInstallation dimersionMass
mmkNmmmmkg
dDBrminCrCorCurrentOriginalFwEwdamindamaxDaminDamaxdbminramax
320540176520903750NNU 31643482764384-340379-5203894154
3404609039052020NN 39683282968-428353375-447-2.542.9

460118310402450NN 4968K4182968-428353375-447-2.553.8

460118313503400NN 49684282968-428353375-447-2.552.1

460118313503400NNU 49684482968379-354375-4463832.557.8

520133515603020NN 3068K3182168-473360-477500-4101

520133515603020NN 30683282168-473360-477500-4104

520133515603020NNU30683482168387-360--5004004104

520180524205350NNU 40684482168385-360377-5003894141
3604809039302130NN 39723282972-448373-453467-2.544.9

480118313903550NNU 49724482972399-374395-4664032.560.6

540134516303240NN 30723282172-493380-497520-4106

540134516303240NN 3072K3182172-493380-497520-4106

540134516303240NNU 30723482172413-380--5204204108

540180525305450NN 40723282172-496380397-520-4132


BoundaryBasic load ratingsDesignationsStructure sizeInstallation dimersionMass
mmkNmmmmkg
dDBrminCrCorCurrentOriginalFwEwdamindamaxDaminDamaxdbminramax
420620150521304450NN 30843282184-568440-574600-4154

620150521304450NNU 30843482184478-440--6004744155

620200531507100NN 40844282184-571440-574600-4189

620200534007850NNU 40844482184469-440460-6004744209

700224635506800NNU 31843482784501-444--6605085347
4405401002.19502790NNU 48884482888470-448464-529476249.5

650157623604900NN 30883282188-596466-600624-5177

650157623604900NNU 30883482188500-466--6245075178

720226635006800NN 31883282788-649466--680-5357
460580118312003600NNU48924482892497-474489-5665022.576

620118416103700NN 39923282992-578476504-604-394.5

620160424006200NNU 49924482992510-476504-6045153140

680163624705070NN 3092K3182192-624484-627654-5204

680163624705070NN 30923282192-624484-627654-5204
480650170526907000NN 49964282996-607500--630-4164


BoundaryBasic load ratingsDesignationsStructure sizeInstallation dimersionMass
mmkNmmmmkg
dDBrminCrCorCurrentOriginalFwEwdamindamaxDaminDamaxdbminramax
480700165626005550NN 30963282196-643506-648674-5211

700218643008600NNU40964482196533-506523-6745385273

7902487.540508100NN 31963282796-708512-718758-6447
500670170527207200NNU 49/50044829/500554-520548-6505594171

720167625805600NN 30/50032821/500-664526-668694-5205

720167625805600NNU 30/50034821/500563-526--6945705220
530710136520404900NN 39/53032829/530-663550582-690-4149

710180529007050NNU 49/53044829/530588-550582-6905934202

780185632006900NN 30/53032821/530-715556-720754-5296
560750140523704860NN 39/56032829/530-705576-711735-4188

750190532508700NNU 49/56044829/560623-580619-7306284239

780180824006400NN 6/5602872/560-725580-732765-5266

820195824606560NN 30/560K31821/560-756586-761794-5341

8202586410010600NN 40/56042821/560-745586--794-5472

8202586572013100NNU 40/56044821/560626-586615-7946325420


BoundaryBasic load ratingsDesignationsStructure sizeInstallation dimersionMass
mmkNmmmmkg
dDBrminCrCorCurrentOriginalFwEwdamindamaxDaminDamaxdbminramax
5609202807.5685013700NNU 31/56034827/560650-630---6556738
6008002005385010500NNU 49/60044829/600666-620662-7806724284

800200534507180NN 49/600K41829/600-755620--780-4257

870200634207785NN 30/60032821/600-803626-808844-5355

8702726613814040NNU 40/60044821/600664-626653-8446705530

9803757.5891018990NNU 41/60044827/600699-633682-94770661100
630780150422907000NNU 48/63044828/630676-646667-7646763160

8502186420011400NN 49/63042829/630-793656--824-5328

8502186400010800NNU 49/63044829/630704-656699-8247105356

9202127.538608820NN 30/63032821/630-845663-851887-6430

9202907.5688515750NNU 40/63044821/630699-663688-8877056635

10304007.5990021600NNU 41/63044827/630734-663716-99774061330
6709002306445012330NN 49/67042829/670-838696--874-5419

9002306495013100NNU 49/67044829/670738-696732-8747445430

9802307.5462010260NN 30/670K31821/670-901703-907947-6597


BoundaryBasic load ratingsDesignationsStructure sizeInstallation dimersionMass
mmkNmmmmkg
dDBrminCrCorCurrentOriginalFwEwdamindamaxDaminDamaxdbminramax
6709803087.5757817640NNU 40/67044821/670744-703733-9477506765

10904127.51089022950NNU 41/67044827/670774-703756-105778061500
710870160426408350NNU 48/71044828/710759-726750-8547593203

9502436485013770NNU49/71044829/710782-736776-9247885480

10302367.5514811880NN 30/71032821/710-951743-957997-6590

10303157.5841519440NNU 40/71044821/710784-743772-9977906850

11504389.51206025650NNU 41/71044827/710820-750800-111082681790
750920170530709180NN 48/75042828/750-879770-887904-4240

10002506495014400NNU 49/75044829/750831-776824-9748375540

10902507.5633614400NN 30/75032821/750-1007783-10111057-6705

10903357.5918021600NNU 40/75044821/750830-783816-10578366925

12204759.51449031950NNU 41/75044827/750871-790850-118087782230
80010602586524715300NNU 49/80044829/800884-826876-10348905615

11502587.5702916200NN 30/80032821/800-1065833-10711117-6790

11503457.5972023400NNU 40/80044821/800885-833871-111789161140


BoundaryBasic load ratingsDesignationsStructure sizeInstallation dimersionMass
mmkNmmmmkg
dDBrminCrCorCurrentOriginalFwEwdamindamaxDaminDamaxdbminramax
80012804759.51485032850NNU 41/80044827/800921-840900-124092882390
85010301805340011400NNU48/85044828/850905-888---9124310

11202726534616200NNU 49/85044829/850939-876930-10949465715

12202727.5712816740NN 30/85032821/850-1130883-11361187-6940

12203657.51053025650NNU 40/85044821/850940-883923-118794761340

136050061908040500NNU 41/85044827/850976-897935-133496352900
90011802806594018000NNU 49/90044829/900986-926977-11549935805

12802807.5742518000NN 30/90032821/900-1185933-11911257-61050

12803757.51152028350NNU 40/90044821/900990-933963-125799761500

142051561980042750NNU 41/90044827/9001032-9471008-1394103953180
95012503007.5663320160NNU 49/95044829/9501046-9831036-121710536960

13603007.5821720160NN 30/95032821/950-1255983-12631327-61300

13604127.51278031950NNU 40/95044821/9501050-9831033-1327105761900
950150054562295051300NNU 41/95044827/9501092-9971068-1474109953830
100013203157.5772223400NNU 49/100044829/10001103-10331096-1287111061250


BoundaryBasic load ratingsDesignationsStructure sizeInstallation dimersionMass
mmkNmmmmkg
dDBrminCrCorCurrentOriginalFwEwdamindamaxDaminDamaxdbminramax
100013203157.5858025200NN49/100042829/1000-12381033-12491287-61200

14203087.5909022050NN 30/100032821/1000-13161033-13241387-61400

14204127.51386034200NNU 40/100044821/10001101-10331084-1387110862000

158058062475055800NNU 41/100044827/10001154-10471128-1474116154270
106014003357.5945027450NNU 49/106044829/10601160-10931150-1367116761350

15003259.5990024750NN 30/106032821/1060-13911100-13991460-81650

16606007.52727062550NNU 41/106044827/10601214-11161189-1627122165070
112014603357.5945028350NNU 49/112044829/11201220-11531210-1427122761450

17506307.53024068850NNU 41/112044827/11201279-11761253-1717128665600
118015403557.51071032400NNU 49/118044829/11801285-12131270-1507129361650

18506707.53321076500NNU 41/118044827/11801350-12271320-1817135867200
125019507107.53762088200NNU 41/125044827/12501426-12971396-1917143468000
132017204007.51242038250NNU 49/132044829/13201440-13531420-1687144863100

17204007.51380042500NN49/132042829/1320-16201353-16401687-63060

20607507.54113095400NNU 41/132044827/13201507-13671474-2027151569400


BoundaryBasic load ratingsDesignationsStructure sizeInstallation dimersionMass
mmkNmmmmkg
dDBrminCrCorCurrentOriginalFwEwdamindamaxDaminDamaxdbminramax
140021807759.544550104400NNU 41/140044827/14001598-14701564-21401608810700
150023008009.547520118800NNU 41/150044827/15001709-15701674-22601718812300

Located in the thriving city, Luoyang, Huigong Bearing is one of the leading double row cylindrical roller bearings manufacturers. We have many high precision bearings in stock now. And ex-stock double row cylindrical roller bearings are also available. If you are going to looking for high quality and competitive price products, welcome to contact us and check the pricelist with us.

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