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NTN 67790D is a tapered roller bearing cone from the inch series, featuring a straight bore and constructed from case carburized steel for enhanced durability. This cone is designed for use with a matching cup in heavy-duty industrial applications requiring high radial and axial load capacity.
MODEL 67790D
$3,064.18 Each
Prices are subject to change
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a (Effective Load Center)
0.1900 in
B (in)
7.0000
Bore Type
Round
Bore type
Round
Dynamic Load Rating
83000 lbf
Dynamic load rating
83000 lbf
e (Axial Load Factor)
0.44
Height
9.75
I.D.
7 in
Length
9.75
Material
Case carburized steel
O.D.
8.4252 in
Operating Temperature Range
-40 to 250 °F
Operating temperature range
-40 to 250 ºF
R (in)
0.0600
Static Load Rating
175000 lbf
Static load rating
175000 lbf
Type
Cone
U
7.64 in
V
7.40 in
Wi
3.5625 in
Y2 (Axial Load Factor)
1.36
Technical Specifications
| Type | Cone |
|---|---|
| Bore Type | Round |
| Material | Case Carburized Steel |
| Static Load Rating | 175000 lbf780000 N780.00 kN |
| Dynamic Load Rating | 83000 lbf370000 N370.00 kN |
| Operating Temperature Range | -40 to 250 F-40 to 120 C |
| Y2 (Axial Load Factor) | 1.36 |
| e (Axial Load Factor) | 0.44 |
Dimensional Specifications
| |
| B | 7.0000 in177.800 mm |
|---|---|
| Wi | 3.5625 in90.488 mm |
| R | 0.0600 in1.500 mm |
| U | 7.64 in194.0 mm |
| V | 7.40 in188.0 mm |
| a (Effective Load Center) | 0.1900 in4.800 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.
| Brand | Smith Bearings |
| Model | HR-1-5/8-BC |