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SKU: NA4844-NTN

NTN NA4844 Machined Needle Roller Bearing with Shaft Sleeve 220x270x50mm - Allow 2-3 Days

NTN NA4844 Machined Needle Roller Bearing with Shaft Sleeve 220x270x50mm - Allow 2-3 Days
Regular price $1,136.98 ex VAT
Regular price Sale price $1,136.98 ex VAT
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3+ $812.80
4+ $770.02
9+ $727.24
19+ $684.46
49+ $667.35
99+ $650.24
499+ $564.68
999+ $0.00
1999+ $0.00
2999+ $0.00
4999+ $0.00
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Description
Technical
d - Inside diameter 220mm
D - Outside diameter 270mm
C - Width of bearing, drawn cup or outer ring 50mm
F - Under roller diameter 240mm
rs - Minimum fillet radius 1.5mm
s - Max axial offset 1.5mm
Lubrication hole on outer ring? Yes
k - Lubrication hole diameter 4mm
Lubrication hole on innr ring? No
Radial clearance class CN
Precision class P0
Cr - Dynamic load rating 244 kN
C0r - Static load rating 780 kN
N - Grease lubrication limit speed 1100 tr/min
N - Oil lubrication limit speed 1700 tr/min
Tmin - Minimum operating temperature -20 Deg C
Tmax - Maximum operating temperature +120 Deg C
da min - Inner ring minimum shoulder diameter 228mm
Da max - Outer ring maximum shoulder diameter 262mm
ras max - Maximum shaft & housing fillet radius 1.5mm
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