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K Series Custom & Special Bearings — Sizes & Specifications

2191 models in the K series, 35–51.5 mm bore. Every row links to the full specification page and to the cross-reference page of that model.

2191 modelspage 6 of 8All Custom & Special Bearings →
ModelBrandBore d (mm)OD D (mm)Width B (mm)
K/35×42×18ANDGE354218—
K35X42X16INA354216Cross-ref →
K35X42X18INA354218Cross-ref →
K35X42X20INA354220Cross-ref →
K35X42X30INA354230Cross-ref →
K35×42×16INA354216Cross-ref →
K35×42×16NTN354216Cross-ref →
K35×42×16FAG354216Cross-ref →
K35×42×16ANDGE354216Cross-ref →
K35×42×16FVANDGE354216—
K35×42×20INA354220Cross-ref →
K35×42×20NTN354220Cross-ref →
K35×42×20FV1.H86ANDGE354220—
K35×42×30ANDGE354230—
K35×42×30H.ZB2ANDGE354230—
K/35×43×18ZZANDGE354318—
K/35×43×24.5ANDGE354324.5—
K/35×45×20C1ANDGE354520—
K/35×45×41ANDGE354541—
K/35×45×49HANDGE354549—
K35X45X20INA354520Cross-ref →
K35X45X30INA354530Cross-ref →
K35×45×40ZWANDGE354540—
K/35×47×20ANDGE354720—
K81107-TVINA35525—
K81207-TVINA35627.5—
K89307-TVINA35686—
K/36×40×29ANDGE364029—
K/36×40×29TNANDGE364029—
K/36×41×30ANDGE364130—
K/36×41×30.5TNANDGE364130.5—
K/36×42×16ANDGE364216—
K/36×42×46ZWANDGE364246—
K36x42x46ZWNTN364246—
K/36×48×20ANDGE364820—
K/36×48×32ANDGE364832—
K/36×48×36ANDGE364836—
K/37×42×13HANDGE374213—
K/37×42×17ANDGE374217—
K/37×42×17HANDGE374217—
K/37×42×21ANDGE374221—
K/37×42×27FANDGE374227—
K/37×42×28ZWANDGE374228—
K/37×42×31ANDGE374231—
K/37×42×31TNANDGE374231—
K/37×42×31ZWANDGE374231—
K/37×42×32ANDGE374232—
K37X42X17INA374217Cross-ref →
K37x42x13V4NTN374213—
K37x42x17V2NTN374217—
K/37×44×18ANDGE374418—
K/37×44×19HANDGE374419—
K37x44x18NTN374418—
K37x45x24.8XT2NTN374525—
K/38×41×9ANDGE38419—
K/38×42×9ANDGE38429—
K/38×43×30ANDGE384330—
K38X43X17INA384317Cross-ref →
K38X43X27INA384327Cross-ref →
K38x43x28.8XNTN384329—
K38×43×17HANDGE384317—
K38×43×27ANDGE384327—
K38×43×27HANDGE384327—
K/38×44×27ANDGE384427—
K/38×44×28ANDGE384428—
K/38×44×33ANDGE384433—
K/38×44×44ANDGE384444—
K/38×44×44ZWANDGE384444—
K/38×46×32ANDGE384632—
K/38×46×32HANDGE384632—
K38X46X20INA384620Cross-ref →
K38X46X32INA384632Cross-ref →
K38×46×20NTN384620Cross-ref →
K38×46×20INA384620Cross-ref →
K38×46×20FAG384620Cross-ref →
K/38×48×31.5ANDGE384831.5—
K/38×50×25ANDGE385025—
K/38×50×33HANDGE385033—
K/38×54×35ANDGE385435—
K/38.1×47.625×31.75ANDGE38.147.62531.75—
K/38.4×44×44.4ZWANDGE38.444.444—
K/39×44×24HANDGE394424—
K/39×44×26CZWANDGE394426—
K/39×44×44ZWTN6ANDGE394444—
K39X44X26-ZWINA394426—
K/39×55×25ANDGE395525—
K/40×44×34.5ANDGE404434.5—
K/40×44×34.5ZWANDGE404434.5—
K/40×45×18HANDGE404518—
K/40×45×21ANDGE404521—
K/40×45×21CHANDGE404521—
K/40×45×25ANDGE404525—
K/40×45×30ANDGE404530—
K/40×45×37ANDGE404537—
K40X45X13INA404513Cross-ref →
K40X45X17INA404517Cross-ref →
K40X45X27INA404527Cross-ref →
K40x45x13V2NTN404513—
K40x45x21V2NTN404521—
K40x45x27NTN404527Cross-ref →
K40×45×13INA404513Cross-ref →
K40×45×13NTN404513Cross-ref →
K40×45×13FAG404513Cross-ref →
K40×45×17FAG404517Cross-ref →
K40×45×17ANDGE404517Cross-ref →
K40×45×17INA404517Cross-ref →
K40×45×17NTN404517Cross-ref →
K40×45×17HANDGE404517—
K40×45×27NTN404527Cross-ref →
K40×45×27INA404527Cross-ref →
K40×45×27FAG404527Cross-ref →
K40×45×27HANDGE404527—
K/40×46×40ZWANDGE404640—
K40x46x17NTN404617Cross-ref →
K40×46×17INA404617Cross-ref →
K40×46×17NTN404617Cross-ref →
K40×46×17ANDGE404617Cross-ref →
K40×46×17FAG404617Cross-ref →
K/40×47×18ANDGE404718—
K40X47X18INA404718Cross-ref →
K40X47X20INA404720Cross-ref →
K40x47x20NTN404720Cross-ref →
K40×47×20NTN404720Cross-ref →
K40×47×20INA404720Cross-ref →
K40X48X20INA404820Cross-ref →
K40×48×20FAG404820Cross-ref →
K40×48×20NTN404820Cross-ref →
K40×48×20INA404820Cross-ref →
K40×48×20FV1ANDGE404820—
K40×48×25NTN404825Cross-ref →
K/40×50×27HANDGE405027—
K/40×55×45HANDGE405545—
K81108-TVINA40606—
K81208-TVINA40689—
K89308-TVINA40787—
K/41×48×31ZWANDGE414831—
K3384/K3320ANDGE41.27580.16729.37—
K/42×47×30HZWANDGE424730—
K/42×47×30ZWANDGE424730—
K42X47X13INA424713Cross-ref →
K42X47X17INA424717Cross-ref →
K42X47X30-ZWINA424730—
K42x47x17NTN424717Cross-ref →
K42x47x27NTN424727Cross-ref →
K42×47×13NTN424713Cross-ref →
K42×47×13INA424713Cross-ref →
K42×47×13FAG424713Cross-ref →
K42×47×13ANDGE424713Cross-ref →
K42×47×13HANDGE424713—
K42×47×17HANDGE424717—
K42×47×27FAG424727Cross-ref →
K42×47×27NTN424727Cross-ref →
K42×47×27INA424727Cross-ref →
K42×47×27HANDGE424727—
K42x48x17NTN424817—
K42×48×17ANDGE424817—
K42×48×25ANDGE424825—
K/42×50×13HANDGE425013—
K/42×50×18ANDGE425018—
K42X50X20INA425020Cross-ref →
K42x50x20NTN425020Cross-ref →
K42×50×20HANDGE425020—
K42×50×30ANDGE425030—
K42×50×40ZWANDGE425040—
K3585/K3525ANDGE42.17587.31230.162—
K/43×48×17FHANDGE434817—
K/43×48×27HANDGE434827—
K/43×48×30ANDGE434830—
K43X48X17INA434817Cross-ref →
K43X48X27INA434827Cross-ref →
K43x48x27NTN434827Cross-ref →
K/43×49×31ANDGE434931—
K43x50x18NTN435018Cross-ref →
K/43×63×30ANDGE436330—
K342X/K332BANDGE438022.403—
K/44×50×22ANDGE445022—
K/44×50×30.5H/2ANDGE445030.5—
K/44×50×30.5ZWANDGE445030.5—
K/44×50×30ZWANDGE445030.5—
K/45×49×31ANDGE454931—
K45x49x19NTN454919Cross-ref →
K/45×50×21CHANDGE455021—
K/45×50×29ANDGE455029—
K/45×50×29.1ZWDTN6ANDGE455029.1—
K/45×50×31ZWANDGE455031—
K45X50X17INA455017Cross-ref →
K45X50X27INA455027Cross-ref →
K45x50x27NTN455027Cross-ref →
K45×50×13HANDGE455013—
K45×50×17FAG455017Cross-ref →
K45×50×17NTN455017Cross-ref →
K45×50×17INA455017Cross-ref →
K45×50×17HANDGE455017—
K45×50×27NTN455027Cross-ref →
K45×50×27FAG455027Cross-ref →
K45×50×27INA455027Cross-ref →
K45×50×27HANDGE455027—
K/45×51×34.6ANDGE455134.6—
K45×51×35ANDGE455134.8—
K/45×52×18HANDGE455218—
K/45×52×21ANDGE455221—
K/45×52×21FANDGE455221—
K45X52X18INA455218Cross-ref →
K45x52x18NTN455218Cross-ref →
K45x52x21NTN455221—
K45×52×20ANDGE455220Cross-ref →
K/45×53×21ANDGE455321—
K/45×53×28ANDGE455328—
K45X53X20INA455320Cross-ref →
K45X53X21INA455321—
K45X53X28INA455328—
K45x53x20NTN455320Cross-ref →
K45x53x25NTN455325Cross-ref →
K45×53×20NTN455320Cross-ref →
K45×53×20FAG455320Cross-ref →
K45×53×20ANDGE455320Cross-ref →
K45×53×20INA455320Cross-ref →
K45×53×20HANDGE455320—
K45×53×25NTN455325Cross-ref →
K45×53×25ANDGE455325Cross-ref →
K45×53×25FAG455325Cross-ref →
K45×53×25HANDGE455325—
K45×53×30ANDGE455330—
K/45×55×20HANDGE455520—
K/45×59×18TNANDGE455918—
K/45×59×36ANDGE455936—
K/45×59×36HANDGE455936—
K45X59X18-TVINA455918—
K/45×60×45HANDGE456045—
K81109-TVINA45656—
K81209-TVINA45739—
K89309-TVINA45857.5—
K/46×52×37ANDGE465237—
K/46×60×32ANDGE466032—
K/47×52×17HANDGE475217—
K/47×52×27ANDGE475227—
K/47×52×27HANDGE475227—
K/47×53×32ZWANDGE475332—
K/47×53×33ANDGE475333—
K/47×53×33ZWANDGE475333—
K/47×53×33ZWDANDGE475333—
K/47×55×28FV1ANDGE475528—
K/47×57×44ZWDANDGE475744—
K/48×53×23.3ANDGE485323.3—
K48×53×17FAG485317Cross-ref →
K48×53×17ANDGE485317Cross-ref →
K48×53×17NTN485317Cross-ref →
K48×53×17HANDGE485317—
K/48×54×19ANDGE485419—
K/48×54×19H.ZB2ANDGE485419—
K/48×54×29ANDGE485429—
K/48×54×39ANDGE485439—
K/48×54×40/YAANDGE485440—
K/48×54×40DANDGE485440—
K/48×54×40KANDGE485440—
K/49×55×32H/2ANDGE495532—
K/49×55×32ZWANDGE495532—
K/49×65×38HANDGE496538—
K28579/K28521ANDGE49.98792.07525.4—
K/50×55×30ANDGE505530—
K/50×55×30HANDGE505530—
K/50×55×35ZWDTN6ANDGE505535—
K50X55X13,5INA505513.5—
K50X55X30INA505530Cross-ref →
K50×55×13ANDGE505513—
K50×55×17ANDGE505517—
K50×55×17HANDGE505517—
K50×55×20FAG505520Cross-ref →
K50×55×20NTN505520Cross-ref →
K50×55×20INA505520Cross-ref →
K50×55×20ANDGE505520Cross-ref →
K50×55×20HANDGE505520—
K/50×56×23ANDGE505623—
K50×57×16/P4ANDGE505716—
K/50×58×17ANDGE505817—
K50X58X25INA505825Cross-ref →
K50×58×20INA505820Cross-ref →
K50×58×20ANDGE505820Cross-ref →
K50×58×20NTN505820Cross-ref →
K50×58×20FAG505820Cross-ref →
K50×58×20DANDGE505820—
K50×58×20HANDGE505820—
K50×58×25FAG505825Cross-ref →
K50×58×25INA505825Cross-ref →
K50×58×25ANDGE505825Cross-ref →
K50×58×25NTN505825Cross-ref →
K50×58×25HANDGE505825—
K50×58×30ANDGE505830—
K50×58×35H.ZB2ANDGE505835—
K50×60×30ANDGE506030—
K/50×62×60ANDGE506260—
K81110-TVINA50706—
K81210-TVINA50789—
K89310-TVINA50958—
K/50.8×60.325×25.4ANDGE50.860.32525.4—
K/50.8×60.325×31.75ANDGE50.860.32531.75—
K/50.8×60.325×38.1ANDGE50.860.32538.1—
K18790/K18720BANDGE50.88517.462Cross-ref →
K18790/K18720B+K2ANDGE50.892.07554.381—
K/51.5×59.5×35ANDGE51.559.535—

About the K series

K series bearings follow the ISO dimension plan for this family, so a given number is dimensionally interchangeable between brands - see the cross-reference to confirm. Choose the suffix for your duty: shields for dry, clean positions, contact seals for wet or dusty ones, and a larger clearance class where the fit or temperature demands it.

Other Custom & Special Bearings series: 62 · 685 · 63 · 60 · SNV · BND · 697 · LSE