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The NTN HK4520V1 is a drawn cup needle roller bearing with a 45 mm bore and open end design. It features a steel cage and is unsealed for applications requiring minimal friction. This bearing is suitable for compact radial spaces in automotive transmissions, gearboxes, and industrial machinery.
MODEL HK4520V1
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$44.27 Each
Prices are subject to change
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Brand Minimum Order Quantity: 2
Typically Ships in: 1 day
Returnable:No
Bearing Type
Needle Roller Bearing
Bore Type
Round
Bore type
Round
C (in)
0.7874
Cage Material
Steel
Cage material
Steel
Configuration
One
D (in)
2.0472
Dynamic Load Rating
7400 lbf
Dynamic load rating
7400 lbf
Enclosure
Open
Fw
1.7717 in
I.D.
45 mm
Material
Steel
O.D.
52 mm
Oil Hole
w/o Oil Hole
Oil hole
w/o Oil Hole
Operating Temperature Range
-40 to 250 °F
Operating temperature range
-40 to 250 ºF
Radial Internal Clearance
CN
Radial internal clearance
CN
Static Load Rating
11900 lbf
Static load rating
11900 lbf
Type
Drawn Cup Needle Roller Bearing
Technical Specifications
Type | Drawn Cup Needle Roller Bearing |
|---|---|
Bore Type | Round |
Material | Steel |
Cage Material | Steel |
Bearing Type | Needle Roller Bearing |
Configuration | One |
Enclosure | Open |
Radial Internal Clearance | CN |
Precision | ISO Class 0 |
Oil Hole | w/o Oil Hole |
Static Load Rating | 11900 lbf53000 N53.00 kN |
Dynamic Load Rating | 7400 lbf33000 N33.00 kN |
| 0.128 lb0.058 kg | |
Operating Temperature Range | -40 to 250 F-40 to 120 C |
Dimensional Specifications
| |
Fw | 1.7717 in45.000 mm |
|---|---|
D | 2.0472 in52.000 mm |
C | 0.7874 in20.000 mm |
How do I choose the right type of bearing for my application?
Start with the load and how it’s applied. You need to know if you’re dealing with radial loads, axial loads, or a mix of both. Then look at speed, operating environment, and space constraints. For example, ball bearings are great for high speed and lighter loads, while roller bearings handle heavier loads but usually at lower speeds. If there’s contamination, moisture, or heat involved, you may need sealed bearings or specific materials. In most cases, the right choice comes down to matching load type, speed, and environment to the bearing design.
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