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3801-2Z-L091
Angular contact ball bearing 3801-2Z-L091
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Main Dimensions & Performance Data
d
12 mm
Bore diameter
D
21 mm
Outside diameter
B
7 mm
Width
Cr
2,150 N
Basic dynamic load rating, radial
C0r
1,520 N
Basic static load rating, radial
Cur
79 N
Fatigue load limit, radial
nG
28,000 1/min
Limiting speed
nϑr
18,100 1/min
Reference speed
≈m
8 g
Weight

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

Dimensions
rmin
0.3 mm
Minimum chamfer dimension
D1
17.95 mm
Shoulder diameter outer ring
D2
18.85 mm
Caliber diameter outer ring
d1
15.25 mm
Shoulder diameter inner ring
d2
14.24 mm
Caliber diamter inner ring
a
9.9 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°
LubricantL091Grease (L091/customer specific)
Axial internal clearanceCNGroup N (CN)
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