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AOSN / Roller Bearings

K45×52×21 Needle Roller & Cage Assemblies

Compact assemblies combining needle rollers and a cage. Polyamide (TN/T2), standard and special cage designs are available by model. Ask AOSN about M-type machined cage requirements. The shaft and housing provide the raceways.

Needle Roller & Cage Assemblies

K45×52×21

Compact assemblies combining needle rollers and a cage. Polyamide (TN/T2), standard and special cage designs are available by model. Ask AOSN about M-type machined cage requirements. The shaft and housing provide the raceways.

K series product
ModelK45×52×21
Fw (mm)45
Ew (mm)52
Bc (mm)21
Weight (g)61
Cage / variantStandard / special cage

Dimension Drawing

K45×52×21 dimension drawing

Schematic, not to scale. Dimensions in millimetres correspond to the model table above. Product images are representative; construction varies by model.

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