Needle roller bearings NK47/20RCT NTN
NTN

Needle roller bearings NK47/20RCT

Bearing NTN NK47/20RCT. Request a quote — worldwide shipping.

Code: NK47/20RCT
Type Needle roller bearings
Dimensions Ø 0 × 57 × 0 mm
d0Bore Ø (mm)
×
D57Outer Ø (mm)
×
B0Width (mm)
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In stock

Technical specifications

BrandNTN
Fw - Under rollers diameter47 mm
D - External diameter57 mm
C - Width of bearing, drawn cup or outer ring20 mm
rs - Min fillet radius0,3 mm
Lubrication hole on outer ringOui/Yes
k - Hole diameter3 mm
Radial clearance classCN
Precision classP0
Mass0,095 kg
Cr - Dynamic load rating28800000 mN
C0r - Static load rating55500000 mN
N lim - Grease lubrication limit speed33000 °/s
N lim - Oil lubrication limit speed51000 °/s
Tmin - Min operating temperature253,15 °K
Tmax - Max operating temperature393,15 °K
Da max - Max shoulder diameter OR55 mm
ras max - Max shaft & housing fillet radius0,3 mm

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NTN NK47/20RCT