SL014844

Cylindrical roller bearing

Cylindrical roller bearings, locating bearing, double row, full complement cylindrical roller set, dimension series 48

Display units

Metric

Imperial

Main Dimensions & Performance Data

d	220 mm	Bore diameter
D	270 mm	Outside diameter
B	50 mm	Width
C_r	335,000 N	Basic dynamic load rating, radial
C_0r	840,000 N	Basic static load rating, radial
C_ur	92,000 N	Fatigue load limit, radial
n_G	1,290 1/min	Limiting speed
n_ϑr	850 1/min	Reference speed
≈m	5.972 kg	Weight

Mounting dimensions

r_{a max}	1.5 mm	Maximum recess radius
d_{a min}	239.1 mm	Minimum diameter shaft shoulder
D_{a max}	252.5 mm	Maximum diameter of housing shoulder

Dimensions

r_min	1.5 mm	Minimum chamfer dimension
d₁	239.1 mm	Maximum rib diameter inner ring
D_{1 min}	165.1 mm	Minimum rib diameter outer ring
d_{c min}	239 mm	Minimum shaft shoulder
C	25 mm	Distance to lubrication hole

Temperature range

T_min	-30 °C	Operating temperature min.
T_max	120 °C	Operating temperature max.

Additional information

NNC4844V

Bearing designation DIN5412

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Your current product variant

Design	A	Internal Variant Cage
Radial internal clearance	CN	Group N (CN)
Tolerance class	PN	Normal (PN)
Number of rolling element rows	2	Double-row design

Characteristics

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