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Part Number HJ-8811248
Part Number HJ-8811248, 6673M
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Clearance fit suggested for outer ring when housing is stationary relative to load.
Tight transition fit suggested if housing rotates relative to load.
Consult your Timken representative for oscillating applications (e.g., low radial-clearance concerns).
Unmarked end of outer ring should be assembled against housing shoulder to clear maximum allowed housing fillet (r
as max
).
Meets Military Standard MS 51961.
Bearing Dimensions
·
Specifications
·
Mounting Data
·
Sub Assembly Part Numbers
Bearing Dimensions
Shaft Diameter (F
w
)
139.70
mm
5.50
in
D - Outer Diameter
177.800
mm
7.0000
in
Dimension C/B
76.2
mm
3.0000
in
Specifications
Static Load Rating C
o
883000
N
198000
lbf
Dynamic Load Rating C
1
1
411000
N
92400
lbf
Geometry Factor C
g
2
0.1369
Thermal Speed Ratings - Oil
2500
rpm
Thermal Speed Ratings - Grease
2200
rpm
1
Based on 1 x 10
6
revolutions L
10
life, for the ISO life calculation method.
2
C
g
factor for bearing without inner ring.
Mounting Data
Chamfer r
smin
2.540
mm
0.1
in
Max. Mounting Dimensions Clearance Fit 1
139.70
mm
5.50
in
Min. Mounting Dimensions Clearance Fit 1
139.675
mm
5.4990
in
Max. Mounting Dimensions Clearance Fit 2
177.841
mm
7.0016
in
Min. Mounting Dimensions Clearance Fit 2
177.800
mm
7.000
in
Max. Mounting Dimensions Tight Transition Fit S
5.4984
mm
139.659
in
Min. Mounting Dimensions Tight Transition Fit S
139.634
mm
5.4974
in
Max. Mounting Dimensions Tight Transition Fit H
177.744
mm
6.9978
in
Min. Mounting Dimensions Tight Transition Fit H
177.785
mm
6.9994
in
Shoulder Diameter D
a
163.51
mm
6.438
in
Sub Assembly Part Numbers
Used with Inner Ring Designation
IR-728848
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Cylindrical Roller Bearing - HJ Series-2
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Catalog and Technical Information - Cylindrical Roller Bearings
