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NTN 27690/27620 inch series tapered roller bearing assembly consisting of cone 27690 and cup 27620. Straight bore, open enclosure, case carburized steel construction. Single row design for high radial and axial load capacity in industrial applications.
MODEL 27690/27620
$85.62 Each
Prices are subject to change
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Returnable:No
a (Effective Load Center)
0.0200 in
B (in)
3.2813
Bore Type
Round
Bore type
Round
Cone Number
27690
Configuration
One
Cup Number
27620
D (in)
4.9375
Dynamic Load Rating
24500 lbf
Dynamic load rating
24500 lbf
e (Axial Load Factor)
0.42
Enclosure
Open
I.D.
3.2813 in
Lubrication
w/o Oil Hole
Material
Case carburized steel
O.D.
4.9375 in
Operating Temperature Range
-40 to 250 °F
Operating temperature range
-40 to 250 ºF
Precision Rating
Class 2
Precision rating
Class 2
R (in)
0.14
r (in)
0.0600
Static Load Rating
40000 lbf
Static load rating
40000 lbf
Style
Cone & cup
Type
Tapered Roller Bearing
U
3.78 in
V
3.54 in
W
1.0000 in
Wi
1.0000 in
Width
1
Wo
0.7813 in
X
4.72 in
Y2 (Axial Load Factor)
1.44
Z
4.53 in
Technical Specifications
| Type | Tapered Roller Bearing |
|---|---|
| Bore Type | Round |
| Material | Case Carburized Steel |
| Style | Cone & Cup |
| Precision Rating | Class 2 |
| Cone Number | 27690 |
| Cup Number | 27620 |
| Configuration | One |
| Lubrication | w/o Oil Hole |
| e (Axial Load Factor) | 0.42 |
| Y2 (Axial Load Factor) | 1.44 |
| Static Load Rating | 40000 lbf179000 N179.00 kN |
| Dynamic Load Rating | 24500 lbf109000 N109.00 kN |
| Enclosure | Open |
| Operating Temperature Range | -40 to 250 F-40 to 120 C |
Dimensional Specifications
|
| |
| B | 3.2813 in83.345 mm |
|---|---|
| D | 4.9375 in125.413 mm |
| Wo | 0.7813 in19.845 mm |
| Wi | 1.0000 in25.400 mm |
| W | 1.0000 in25.400 mm |
| r | 0.0600 in1.500 mm |
| R | 0.14 in3.5 mm |
| a (Effective Load Center) | 0.0200 in0.500 mm |
| U | 3.78 in96.0 mm |
| V | 3.54 in90.0 mm |
| X | 4.72 in120.0 mm |
| Z | 4.53 in115.0 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.
| Brand | Cleveland |
| Model | C95096 |
| Brand | NK North America Inc. |
| Model | K0253.02087X30 |
