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NUTR208/3AS - NTN

NUTR208/3AS

Needle roller bearing, roller follower, full-complement cylindrical roller, with inner ring, double-side shields, spherical outer ring

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Technical datasheet

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PRODUCT DEFINITION
BrandNTN
d - Internal diameter40 mm
D - External diameter80 mm
C - Width of bearing, drawn cup or outer ring30 mm
F - Under roller diameter47,5 mm
B - Bearing/Inner ring width32 mm
e - Inlet diameter of roller or washer51 mm
R - Track roller radius500 mm
rs - Min fillet radius0,6 mm
Bearing with/without cageWithout
Radial clearance classCN
Precision classP0
Mass0,817 kg
Product classification image
PRODUCT PERFORMANCE
Cr - Dynamic load rating87 kN
C0r - Static load rating125 kN
Track load capacity spherical outer ring9,8 kN
Nlim - Grease lubrication limit speed2100 tr/min
Tmin - Min operating temperature-20 °C
Tmax - Max operating temperature120 °C
BEARING FREQUENCIES
BPFO - Characteristic outer ring frequency (60 rpm)9,932 Hz
BPFI - Characteristic inner ring frequency (60 rpm)13,068 Hz
FTF - Characteristic cage frequency (60 rpm)0,432 Hz
BSF - Characteristic rolling element frequency (60 rpm)7,197 Hz