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635LLU/5K - NTN


Deep groove ball bearing, radial contact, pressed steel cage, contact seals on both sides

The single row deep-groove ball bearing is the most popular bearing. It is available in a wide range of sizes with several possible options: sealing with shields or seals, presence of a retaining ring, varied clearances, several cage types, etc.


CAD file

Technical datasheet

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Internal diameter d 5 mm
External diameter D 19 mm
Bearing/Inner ring width(B) 6 mm
Min fillet radius rs 0,3 mm
Radial clearance class CN
Mass 0,008 kg
Brand NTN
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Dynamic load, C 2,59 kN
Static load, C0 0,885 kN
Fatigue limit load, Cu 0,065 kN
Coefficient f0 12.1
Nlim (grease) 34000 tr/min
Min operating temperature, Tmin -25 °C
Max operating temperature, Tmax 110 °C


Min shoulder diameter IR da min 7 mm
Max shoulder diameter IR da max 9,5 mm
Max shoulder diameter OR Da max 17 mm
Max shaft & housing fillet radius ra max 0,3 mm
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