6003NR - NTN


Deep groove ball bearing, radial contact, pressed steel cage, snap ring & groove on outer diameter, 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 diameter 17 mm
D - External diameter 35 mm
B - Bearing/Inner ring width 10 mm
a min - Min position Groove 1,9 mm
a max - Max position groove 2,06 mm
Ca min - Mini segment position 2,92 mm
Ca max - Max segment position 3,18 mm
rs - Min fillet radius 0,3 mm
rNs - Min fillet radius 0,3 mm
D3 - Max bottom groove diameter 33,17 mm
b min - Min groove width 1,35 mm
b max - Max groove width 1,65 mm
r0 max - Max bottom groove radius 0,4 mm
D4 max - Max outer diameter of assembled stop ring 39,7 mm
f - Stop ring thickness 1,12 mm
Snap ring reference R35
Radial clearance class CN
Mass 0,039 kg
Brand NTN
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C - Dynamic load 7,55 kN
C0 - Static load 3,35 kN
Cu - Fatigue limit load 0,243 kN
f0 - Coefficient 13.6
Nlim - Oil lubrication limit speed 24000 tr/min
Nlim - Grease lubrication limit speed 20000 tr/min
Tmin - Min operating temperature -40 °C
Tmax - Max operating temperature 120 °C


da min - Min shoulder diameter IR 19 mm
Da max - Max shoulder diameter OR 33 mm
ra max - Max shaft & housing fillet radius 0,3 mm
rNa max - Max fillet radius on segment side 0,3 mm
Db min - Min stop ring position diameter 40,5 mm
Product classification image
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