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6318 - SNR

6318

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.

Documentation

Product information

PRODUCT DEFINITION
BrandSNR
d - Internal diameter90 mm
D - External diameter190 mm
B - Bearing/Inner ring width43 mm
d1 - External diameter inner ring112,2 mm
D1 - Inner diameter outer ring167,7 mm
rs - Min fillet radius3 mm
Radial clearance classCN
Mass5,02 kg
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PRODUCT PERFORMANCE
C - Dynamic load150 kN
C0 - Static load107 kN
Cu - Fatigue limit load4,1 kN
f0 - Coefficient13.3
N ref - Reference thermal speed5100 tr/min
N lim - Mechanical Limit Speed5900 tr/min
Tmin - Min operating temperature-40 °C
Tmax - Max operating temperature120 °C
BEARING FREQUENCIES
BPFO - Over rolling frequency on outer ring (60 rpm)3,093 Hz
BPFI - Over rolling frequency on inner (60 rpm)4,907 Hz
BSF - Over rolling frequency on rolling element (60 rpm)4,183 Hz
BRF - Rotational frequency – rolling element (60 rpm)2,092 Hz
FTF - Rotational frequency - cage (60 rpm)0,387 Hz
ABUTMENT
da min - Min shoulder diameter IR103 mm
Da max - Max shoulder diameter OR177 mm
ra max - Max shaft & housing fillet radius2,5 mm
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