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NTN KR47 Machined Ring Needle Roller Bearing(Cam Follower)
MODEL KR47
$584.66 Each
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Type
Cam Follower
Enclosure
Open
Bearing Type
Needle Roller Bearing
Roller Type
Crowned
Stud Type
Standard
Static Load Rating
5150 lbf
Operating Temperature Range
-40 to 250 °F
Drive Type
Slot
Material
Through Hardened Steel
Torque
76.0 N-m
Load Rating of Track
865 lbf
Thread Type
Metric
Cage Material
Pressed Steel
Limiting Speed - Oil
9000 RPM
Dynamic Load Rating
3150 lbf
Outside Ring Type
Spherical
Configuration
One
Limiting Speed - Grease
7000 RPM
Technical Specifications
Type | Cam Follower |
Material | Through Hardened Steel |
Thread Type | Metric |
Cage Material | Pressed Steel |
Limiting Speed - Oil | 9000 RPM |
Limiting Speed - Grease | 7000 RPM |
Roller Type | Crowned |
Stud Type | Standard |
Bearing Type | Needle Roller Bearing |
Outside Ring Type | Spherical |
Enclosure | Open |
Drive Type | Slot |
Configuration | One |
Torque | 76.0 Nm |
Static Load Rating | 5150 lbf22800 N |
Dynamic Load Rating | 3150 lbf14000 N |
Load Rating of Track | 865 lbf3850 N |
Weight | 0.547 lb0.248 kg |
Operating Temperature Range | -40 to 250 F-40 to 120 C |
Dimensional Specifications
| |
G | M20x1.5 |
B1 | 2.5984 in66.000 mm |
B2 | 1.4370 in36.500 mm |
D | 1.8504 in47.000 mm |
D Tolerance | 0/-0.0020 in0/-0.050 mm |
B | 1.0039 in25.500 mm |
C | 0.9449 in24.000 mm |
d1 | 0.7087 in18.000 mm |
d1 Tolerance | 0/-0.0008 in0/-0.021 mm |
G1 | 0.7480 in19.000 mm |
e | 1.2598 in32.000 mm |
B3 | 0.3543 in9.000 mm |
a | 0.1575 in4.000 mm |
F | 0.8661 in22.000 mm |
C1 | 0.0315 in0.800 mm |
n | 0.3150 in8.000 mm |
m | 0.3150 in8.000 mm |
Grease Nipple Size | NIP-B8 |
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