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6338 - NTN


Deep groove ball bearing, radial contact, pressed steel cage, open

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.


3D file

Technical datasheet

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d - Internal diameter190 mm
D - External diameter400 mm
B - Bearing/Inner ring width78 mm
rs - Min fillet radius5 mm
Radial clearance classCN
Mass41 kg
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C - Dynamic load395 kN
C0 - Static load415 kN
Cu - Fatigue limit load18,9 kN
f0 - Coefficient14.1
Nlim - Oil lubrication limit speed1900 tr/min
Nlim - Grease lubrication limit speed1600 tr/min
Tmin - Min operating temperature-40 °C
Tmax - Max operating temperature120 °C
da min - Min shoulder diameter IR210 mm
Da max - Max shoulder diameter OR380 mm
ra max - Max shaft & housing fillet radius4 mm
Product classification image
Calcul factors image