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Item # KR52
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Item # KR52, Cam Follower Stud Type Track Roller Bearing - Spherical O.D., KR Type
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Unit of Measure:
Imperial
Metric
Both
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·
Technical Specifications
·
Dimensional Specifications
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Ordering Options
Contact NTN Customer Relations
Technical Specifications
Type
Cam Follower
Material
Through Hardened Steel
Thread Type
Metric
Cage Material
Pressed Steel
Limiting Speed - Oil
8000
RPM
Limiting Speed - Grease
6000
RPM
Roller Type
Crowned
Stud Type
Standard
Bearing Type
Needle Roller Bearing
Outside Ring Type
Spherical
Enclosure
Open
Drive Type
Slot
Configuration
One
Torque
98.0
N·m
Static Load Rating
7550
lbf
33500
N
Dynamic Load Rating
4650
lbf
20700
N
Load Rating of Track
1250
lbf
5550
N
Weight
1.016
lb
0.461
kg
Operating Temperature Range
-40 to 250
ºF
-40 to 120
ºC
Dimensional Specifications
Cam Follower Stud Type Track Roller Bearing - Spherical O.D., KR Type - Dimensions
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G
M20x1.5
B1
2.5984
in
66.000
mm
B2
1.5945
in
40.500
mm
D
2.0472
in
52.000
mm
D Tolerance
0/-0.0020
in
0/-0.050
mm
B
1.0039
in
25.500
mm
C
0.9449
in
24.000
mm
d1
0.7874
in
20.000
mm
d1 Tolerance
0/-0.0008
in
0/-0.021
mm
G1
0.8268
in
21.000
mm
e
1.4567
in
37.000
mm
B3
0.3543
in
9.000
mm
a
0.1575
in
4.000
mm
F
0.9843
in
25.000
mm
C1
0.0315
in
0.800
mm
n
0.3150
in
8.000
mm
m
0.3150
in
8.000
mm
Grease Nipple Size
NIP-B8