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3812-2Z-L404
Angular contact ball bearing 3812-2Z-L404
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Main Dimensions & Performance Data
d
60 mm
Bore diameter
D
78 mm
Outside diameter
B
14 mm
Width
Cr
14,200 N
Basic dynamic load rating, radial
C0r
17,100 N
Basic static load rating, radial
Cur
970 N
Fatigue load limit, radial
nG
6,600 1/min
Limiting speed
nϑr
4,700 1/min
Reference speed
≈m
0.151 kg
Weight

Mounting dimensions
da min
62 mm
Minimum diameter shaft shoulder
Da max
76 mm
Maximum diameter of housing shoulder
ra max
0.3 mm
Maximum fillet radius

Dimensions
rmin
0.3 mm
Minimum chamfer dimension
D1
72.88 mm
Shoulder diameter outer ring
D2
74.72 mm
Caliber diameter outer ring
d1
67.1 mm
Shoulder diameter inner ring
d2
65.68 mm
Caliber diamter inner ring
a
38.1 mm
Distance between the apexes of the pressure cones
α
25 °
Contact angle

Temperature range
Tmin
-30 °C
Operating temperature min.
Tmax
120 °C
Operating temperature max.

Your current product variant
Design variantBBearing without filling slot
Sealing2RZNon-contact seal on both sides
CageTVHsolid cage made of glass-fiber reinforced polyamid PA66
Tolerance classPNNormal (PN)
Dimensional / heat stabilization SNRings dimensional stabilized up to 120°
LubricantL404Grease (L404/customer specific)
Axial internal clearanceCNGroup N (CN)
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