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FAG
NJ248-E-M1-C3
Cylindrical roller bearing NJ248-E-M1-C3
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Main Dimensions & Performance Data
d
240 mm
Bore diameter
D
440 mm
Outside diameter
B
72 mm
Width
Cr
1,140,000 N
Basic dynamic load rating, radial
C0r
1,610,000 N
Basic static load rating, radial
Cur
171,000 N
Fatigue load limit, radial
nG
2,320 1/min
Limiting speed
nϑr
1,220 1/min
Reference speed
≈m
53.2 kg
Weight

Mounting dimensions
da min
257 mm
Minimum diameter shaft shoulder
da max
290 mm
Maximum diameter of shaft shoulder
Da max
423 mm
Maximum diameter of housing shoulder
dc min
315 mm
Minimum shaft shoulder
ra max
3 mm
Maximum recess radius

Dimensions
rmin
4 mm
Minimum chamfer dimension
r1 min
4 mm
Minimum chamfer dimension
s
6 mm
Axial displacement
E
393 mm
Raceway diameter outer ring
F
293 mm
Raceway diameter inner ring
D1 min
376.6 mm
Minimum rib diameter outer ring
d1
312 mm
Maximum rib diameter inner ring

Temperature range
Tmin
-30 °C
Operating temperature min.
Tmax
150 °C
Operating temperature max.

Additional information
HJ248-E
L-washer

Your current product variant
DesignEIncreased Capacity Design
CageM1Two Piece Brass Cage Roller Guided
Radial internal clearanceC3 (Group 3)Internal clearance larger than CN
Tolerance classPNNormal (PN)
Number of rolling element rows1Single-row design
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