N248-E-TB-M1

Cylindrical roller bearing

Cylindrical roller bearing N2..-E-M1, with cage, single row, non-locating bearing, 0 ribs on outer ring, 2 rib on inner ring, type N2

Display units

Metric

Imperial

Main Dimensions & Performance Data

d	240 mm	Bore diameter
D	440 mm	Outside diameter
B	72 mm	Width
C_r	1,160,000 N	Basic dynamic load rating, radial
C_0r	1,650,000 N	Basic static load rating, radial
C_ur	172,000 N	Fatigue load limit, radial
n_{G Grease}	1,980 1/min	Limiting speed for grease lubrication
n_{G Oil}	2,320 1/min	Limiting speed for oil lubrication
≈m	51.2 kg	Weight

Mounting dimensions

d_a	257 mm	diameter shaft shoulder
D_a	423 mm	diameter of housing shoulder
r_{a1 max}	3 mm	Maximum recess radius

Dimensions

Temperature range

T_min	-30 °C	Operating temperature min.
T_max	150 °C	Operating temperature max.

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Your current product variant

Cage	M1	Two Piece Brass Cage Roller Guided
Tolerance class	PN	Normal (PN)
Change mark	E	Increased Capacity Design
Radial internal clearance	CN	Group N (CN)
Number of rolling element rows	1	Single-row design

Characteristics

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