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SKU: NA4911R-NTN

NTN NA4911R Machined Needle Roller Bearing with Shaft Sleeve 55x80x25mm

NTN NA4911R Machined Needle Roller Bearing with Shaft Sleeve 55x80x25mm
Regular price CHF 40.00 ex VAT
Regular price Sale price CHF 40.00 ex VAT
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Price Break
3+ CHF 31.71
4+ CHF 29.93
9+ CHF 29.57
19+ CHF 29.22
49+ CHF 28.86
99+ CHF 28.50
499+ CHF 26.72
999+ CHF 26.37
1999+ CHF 26.01
2999+ CHF 25.65
4999+ CHF 24.94
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Description
Technical
d - Inside diameter 55mm
D - Outside diameter 80mm
C - Width of bearing, drawn cup or outer ring 25mm
F - Under roller diameter 63mm
rs - Minimum fillet radius 1mm
s - Max axial offset 1.5mm
Lubrication hole on outer ring? Yes
k - Lubrication hole diameter 3mm
Lubrication hole on innr ring? No
Radial clearance class CN
Precision class P0
Cr - Dynamic load rating 58.5 kN
C0r - Static load rating 99.5 kN
N - Grease lubrication limit speed 4300 tr/min
N - Oil lubrication limit speed 6500 tr/min
Tmin - Minimum operating temperature -20 Deg C
Tmax - Maximum operating temperature +120 Deg C
da min - Inner ring minimum shoulder diameter 60mm
Da max - Outer ring maximum shoulder diameter 75mm
ras max - Maximum shaft & housing fillet radius 1mm
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