• NTN NA4911R Machined Needle Roller Bearing with Shaft Sleeve 55x80x25mm
  • NTN
1 2

SKU: NA4911R-NTN

NTN NA4911R Machined Needle Roller Bearing with Shaft Sleeve 55x80x25mm

NTN NA4911R Machined Needle Roller Bearing with Shaft Sleeve 55x80x25mm
$47.34 ex VAT
$47.34 ex VAT
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Description
Brand / Quality:
NTN - High Quality
Inside Diameter:
55mm
Outside Diameter:
80mm
Width:
25mm
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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