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6856 - NTN

6856

Deep groove ball bearing, radial contact, machined 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.

Documentation

Product information

PRODUCT DEFINITION
BrandNTN
d - Internal diameter280 mm
D - External diameter350 mm
B - Bearing/Inner ring width33 mm
rs - Min fillet radius2 mm
Radial clearance classCN
Mass7,4 kg
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PRODUCT PERFORMANCE
C - Dynamic load151 kN
C0 - Static load177 kN
Cu - Fatigue limit load6,65 kN
f0 - Coefficient16.1
N lim - Oil lubrication limit speed1900 tr/min
N lim - Grease lubrication limit speed1600 tr/min
Tmin - Min operating temperature-40 °C
Tmax - Max operating temperature120 °C
ABUTMENT
da min - Min shoulder diameter IR289 mm
Da max - Max shoulder diameter OR341 mm
ra max - Max shaft & housing fillet radius2 mm
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