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NTN L624549/L624510 is an inch series tapered roller bearing set consisting of cone L624549 and cup L624510. It features a straight bore, open enclosure, and is constructed from case carburized steel for durability. Designed for moderate to heavy radial and axial loads in industrial gearboxes, axle housings, and conveyor systems.
MODEL L624549/L624510
$510.59 Each
Prices are subject to change
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Returnable:No
a (Effective Load Center)
0.3300 in
B (in)
4.7500
Bore Type
Round
Bore type
Round
Cone Number
L624549
Configuration
One
Cup Number
L624510
D (in)
6.3125
Dynamic Load Rating
22900 lbf
Dynamic load rating
22900 lbf
Enclosure
Open
I.D.
4.75 in
Lubrication
w/o Oil Hole
Material
Case carburized steel
O.D.
6.3125 in
Operating Temperature Range
-40 to 250 °F
Operating temperature range
-40 to 250 ºF
Precision Rating
Class 4
Precision rating
Class 4
r (in)
0.0600
R (in)
0.06
Static Load Rating
48500 lbf
Static load rating
48500 lbf
Style
Cone & cup
Type
Tapered Roller Bearing
U
5.08 in
V
5.00 in
W
0.8438 in
Wi
0.8438 in
Width
0.8438 in
Wo
0.6563 in
X
6.10 in
Technical Specifications
Type |
Tapered Roller Bearing |
Bore Type |
Round |
Material |
Case Carburized Steel |
Style |
Cone & Cup |
Precision Rating |
Class 4 |
Cone Number |
L624549 |
Cup Number |
L624510 |
Configuration |
One |
Lubrication |
w/o Oil Hole |
Static Load Rating |
48500 lbf216000 N216.00 kN |
Dynamic Load Rating |
22900 lbf102000 N102.00 kN |
Enclosure |
Open |
Operating Temperature Range |
-40 to 250 F-40 to 120 C |
Dimensional Specifications
|
|
|
B |
4.7500 in120.650 mm |
D |
6.3125 in160.338 mm |
Wo |
0.6563 in16.670 mm |
Wi |
0.8438 in21.433 mm |
W |
0.8438 in21.433 mm |
r |
0.0600 in1.500 mm |
R |
0.06 in1.5 mm |
a (Effective Load Center) |
0.3300 in8.400 mm |
U |
5.08 in129.0 mm |
V |
5.00 in127.0 mm |
X |
6.10 in155.0 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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