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SKU: NA4909R-NTN

NTN NA4909R Machined Needle Roller Bearing with Shaft Sleeve 45x68x22mm

NTN NA4909R Machined Needle Roller Bearing with Shaft Sleeve 45x68x22mm
Regular price CHF 33.00 ex VAT
Regular price Sale price CHF 33.00 ex VAT
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Price Break
3+ CHF 25.53
4+ CHF 24.09
9+ CHF 23.80
19+ CHF 23.52
49+ CHF 23.23
99+ CHF 22.94
499+ CHF 21.51
999+ CHF 21.22
1999+ CHF 20.94
2999+ CHF 20.65
4999+ CHF 20.08
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Description
Technical
d - Inside diameter 45mm
D - Outside diameter 68mm
C - Width of bearing, drawn cup or outer ring 22mm
F - Under roller diameter 52mm
rs - Minimum fillet radius 0.6mm
s - Max axial offset 1mm
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 46 kN
C0r - Static load rating 73 kN
N - Grease lubrication limit speed 5000 tr/min
N - Oil lubrication limit speed 7500 tr/min
Tmin - Minimum operating temperature -20 Deg C
Tmax - Maximum operating temperature +120 Deg C
da min - Inner ring minimum shoulder diameter 49mm
Da max - Outer ring maximum shoulder diameter 64mm
ras max - Maximum shaft & housing fillet radius 0.6mm
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