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Double Row Cylindrical Roller Bearings
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Double Row Cylindrical Roller Bearings
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Item # NN3008C1NAP4
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Item # NN3008C1NAP4, Double Row Cylindrical Roller Bearing w/ Cylindrical Bore - Type NN
The rollers in the NN type bearing are guided by the ribs of the inner ring.
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Unit of Measure:
Imperial
Metric
Both
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Technical Specifications
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Dimensional Specifications
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Ordering Options
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Technical Specifications
Type
Cylindrical Roller Bearing
Bore Type
Cylindrical
Material
Hardened Alloy Steel
Cage Material
High Strength, 2 piece, Machined Brass
Limiting Speed - Oil
11000
RPM
Limiting Speed - Grease
9700
RPM
Precision
ISO Class 4
Configuration
Two
Oil Hole
w/o Oil Hole
Radial Internal Clearance
C1NA
Static Load Rating
12500
lbf
55500
N
55.50
kN
Dynamic Load Rating
9800
lbf
43500
N
43.50
kN
Enclosure
Open
Weight
0.677
lb
0.307
kg
Operating Temperature Range
-40 to 250
ºF
-40 to 120
ºC
Dimensional Specifications
Double Row Cylindrical Roller Bearing w/ Cylindrical Bore - Type NN - Dimensions
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d
1.5748
in
40.000
mm
D
2.6772
in
68.000
mm
B
0.8268
in
21.000
mm
C
0.8268
in
21.000
mm
Ew
2.4016
in
61.000
mm
r
0.0394
in
1.000
mm
da min
1.7717
in
45
mm
db min
1.8504
in
47.000
mm
Db min
2.4409
in
62.000
mm
Db max
2.4803
in
63.000
mm
ras max
0.0394
in
1
mm
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