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Single row deep groove ball bearings

6219NR - NTN

6219NR

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.

Documentation

Product information

PRODUCT DEFINITION
BrandNTN
d - Internal diameter95 mm
D - External diameter170 mm
B - Bearing/Inner ring width32 mm
a min - Min position Groove5,44 mm
a max - Max position groove5,69 mm
rs - Min fillet radius2,1 mm
rNs - Min fillet radius0,5 mm
D3 - Max bottom groove diameter163,65 mm
b min - Min groove width3,5 mm
b max - Max groove width3,8 mm
r0 max - Max bottom groove radius0,6 mm
D4 max - Max outer diameter of assembled stop ring182,9 mm
f - Stop ring thickness3,1 mm
Snap ring referenceR170
Radial clearance classCN
Mass2,62 kg
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PRODUCT PERFORMANCE
C - Dynamic load121 kN
C0 - Static load82 kN
Cu - Fatigue limit load5,55 kN
f0 - Coefficient14.4
N lim - Oil lubrication limit speed4400 tr/min
N lim - Grease lubrication limit speed3700 tr/min
Tmin - Min operating temperature-40 °C
Tmax - Max operating temperature120 °C
ABUTMENT
da min - Min shoulder diameter IR106 mm
Da max - Max shoulder diameter OR159 mm
ra max - Max shaft & housing fillet radius2 mm
rNa max - Max fillet radius on segment side0,5 mm
Ca min - Mini segment position8,54 mm
Ca max - Max segment position8,79 mm
Db min - Min stop ring position diameter185 mm
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