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NTN 32020XP5 single row metric tapered roller bearing with 100 mm straight bore. Open design with through hardened steel construction and P5 precision class. Suitable for applications requiring high radial and axial load capacity, such as gearboxes and machine tool spindles.
MODEL 32020XP5
$1,423.26 Each
Prices are subject to change
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Returnable:No
a (Effective Load Center)
0.0197 in
B (in)
1.2598
Bore Type
Round
Bore type
Round
C (in)
0.9449
Configuration
One
D (in)
5.9055
d (in)
3.9370
Da
5.57 in
da
4.33 in
Da min
5.28 in
db
4.29 in
Db
5.67 in
Dynamic Load Rating
38000 lbf
Dynamic load rating
38000 lbf
e (Axial Load Factor)
0.46
Enclosure
Open
I.D.
3.937 in
Limiting Speed - Grease
2200 RPM
Limiting speed - grease
2200 RPM
Limiting Speed - Oil
3000 RPM
Limiting speed - oil
3000 RPM
Lubrication
w/o Oil Hole
Material
Through hardened steel
O.D.
5.9055 in
Operating Temperature Range
-40 to 250 °F
Operating temperature range
-40 to 250 ºF
Precision Rating
Class 5
Precision rating
Class 5
R (in)
0.08
r (in)
0.0600
Static Load Rating
63000 lbf
Static load rating
63000 lbf
Style
Cone & cup
T (in)
1.2598
Type
Tapered Roller Bearing
Y0 (Axial Load Factor)
0.72
Y2 (Axial Load Factor)
1.31
Technical Specifications
Type | Tapered Roller Bearing |
|---|---|
Bore Type | Round |
Material | Through Hardened Steel |
Limiting Speed - Oil | 3000 RPM |
Limiting Speed - Grease | 2200 RPM |
Style | Cone & Cup |
Precision Rating | Class 5 |
Configuration | One |
Lubrication | w/o Oil Hole |
e (Axial Load Factor) | 0.46 |
Y2 (Axial Load Factor) | 1.31 |
Y0 (Axial Load Factor) | 0.72 |
Static Load Rating | 63000 lbf281000 N281.00 kN |
Dynamic Load Rating | 38000 lbf170000 N170.00 kN |
Enclosure | Open |
Operating Temperature Range | -40 to 250 F-40 to 120 C |
Dimensional Specifications
| |
d | 3.9370 in100.000 mm |
|---|---|
D | 5.9055 in150.000 mm |
C | 0.9449 in24.000 mm |
B | 1.2598 in32.000 mm |
a (Effective Load Center) | 0.0197 in0.500 mm |
T | 1.2598 in32.000 mm |
r | 0.0600 in1.500 mm |
R | 0.08 in2.0 mm |
da | 4.33 in110.0 mm |
db | 4.29 in109.0 mm |
Da | 5.57 in141.5 mm |
Da min | 5.28 in134.0 mm |
Db | 5.67 in144.0 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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