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INA
YRTS325
Axial/radial roller bearing YRTS325
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Main Dimensions & Performance Data
d
325 mm
Bore diameter
0 mm
Bore diameter upper tolerance
-0.023 mm
Bore diameter lower tolerance
D
450 mm
Outside diameter
0 mm
Outside diameter upper tolerance
-0.023 mm
Outside diameter lower tolerance
H
60 mm
Height
Cr
109,000 N
Basic dynamic load rating, radial
C0r
320,000 N
Basic static load rating, radial
Ca
191,000 N
Basic dynamic load rating, axial
C0a
1,260,000 N
Basic static load rating, axial
nG
760 1/min
Limiting speed
≈m
24.765 kg
Weight

Mounting dimensions
J
342 mm
Pitch circle diameter fixing holes in inner ring
J1
430 mm
Pitch circle diameter fixing holes in outer ring
d1
9.3 mm
Fixing holes diameter inner ring
d2
15 mm
Counterbore diameter of fixing holes
a
8.2 mm
Counterbore depth of fixing holes
34
Quantity of fixing holes inner ring
d3
9.3 mm
Fixing holes diameter outer ring
33
Quantity of fixing holes outer ring
n
36
Pitch quantity
t
10 °
Pitch separation angle
G
M12
Threaded extraction hole
3
Quantity of threaded extraction hole
MA
34 Nm
Screw tightening torque
2
Quantity of retaining screws
t1
6 µm
Axial and radial runout, measurement standard; Measured on mounted bearing, with ideal adjacent construction.

Dimensions
H1
40 mm
Height contact face outer ring
0.06 mm
Height contact face outerring H1 upper tolerance
-0.07 mm
Height contact face outerring H1 lower tolerance
H2
20 mm
Height contact face outer ring
D1 max
415.1 mm
Maximum diameter inner ring
C
20 mm
Width of outer ring

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

Additional information
caL
6,600 N/µm
Axial rigidity of bearing position
crL
1,800 N/µm
Radial rigidity of bearing position
ckL
115,000 Nm/mrad
Tilting rigidity of bearing position
caL
19,900 N/µm
Axial rigidity of rolling element set
crL
7,100 N/µm
Radial rigidity of rolling element set
ckL
350,000 Nm/mrad
Tilting rigidity of rolling element set
Mm
2,489 kg*cm2
Mass moment of inertia for rotating outer ring
Mm
4,506 kg*cm2
Mass moment of inertia for rotating inner ring
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