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6208ZZNR/5K - NTN

6208ZZNR/5K

Deep groove ball bearing, radial contact, pressed steel cage, snap ring & groove on outer diameter, shields 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.

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Technical datasheet

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Specs

PRODUCT DEFINITION

d - Internal diameter 40 mm
D - External diameter 80 mm
B - Bearing/Inner ring width 18 mm
a min - Min position Groove 3,07 mm
a max - Max position groove 3,28 mm
Ca min - Mini segment position 4,67 mm
Ca max - Max segment position 4,98 mm
rs - Min fillet radius 1,1 mm
rNs - Min fillet radius 0,5 mm
D3 - Max bottom groove diameter 76,81 mm
b min - Min groove width 1,9 mm
b max - Max groove width 2,2 mm
r0 max - Max bottom groove radius 0,6 mm
D4 max - Max outer diameter of assembled stop ring 86,6 mm
f - Stop ring thickness 1,7 mm
Snap ring reference R80
Radial clearance class CN
Mass 0,366 kg
Brand NTN
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PRODUCT PERFORMANCE

C - Dynamic load 32,5 kN
C0 - Static load 17,8 kN
Cu - Fatigue limit load 1,24 kN
f0 - Coefficient 14
Nlim - Grease lubrication limit speed 8700 tr/min
Tmin - Min operating temperature -40 °C
Tmax - Max operating temperature 150 °C

ABUTMENT

da min - Min shoulder diameter IR 46,5 mm
Da max - Max shoulder diameter OR 73,5 mm
ra max - Max shaft & housing fillet radius 1 mm
rNa max - Max fillet radius on segment side 0,5 mm
Db min - Min stop ring position diameter 88 mm
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