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NTN CR-1252L metric series single-row tapered roller bearing with straight bore and open enclosure. Constructed from through hardened steel for high radial and axial load capacity in a compact design. Suitable for gearboxes, pumps, and industrial machinery requiring combined load handling.
MODEL CR-1252L
$147.73 Each
Prices are subject to change
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Returnable:No
a (Effective Load Center)
-0.1299 in
B (in)
0.9331
Bore Type
Round
Bore type
Round
C (in)
0.8268
Configuration
One
D (in)
3.7992
d (in)
2.3622
Dynamic Load Rating
17900 lbf
Dynamic load rating
17900 lbf
e (Axial Load Factor)
0.42
Enclosure
Open
I.D.
2.3622 in
Lubrication
w/o Oil Hole
Material
Through hardened steel
O.D.
3.7402 in
Operating Temperature Range
-40 to 250 °F
Operating temperature range
-40 to 250 ºF
Precision Rating
Class 0
Precision rating
Class 0
R (in)
0.06
r (in)
0.0600
Static Load Rating
25900 lbf
Static load rating
25900 lbf
Style
Cone & cup
T (in)
1.0630
Type
Tapered Roller Bearing
Width
1.063 in
Y2 (Axial Load Factor)
1.44
Technical Specifications
Type | Tapered Roller Bearing |
Bore Type | Round |
Material | Through Hardened Steel |
Style | Cone & Cup |
Precision Rating | Class 0 |
Configuration | One |
Lubrication | w/o Oil Hole |
e (Axial Load Factor) | 0.42 |
Y2 (Axial Load Factor) | 1.44 |
Static Load Rating | 25900 lbf115000 N115.00 kN |
Dynamic Load Rating | 17900 lbf79500 N79.50 kN |
Enclosure | Open |
Operating Temperature Range | -40 to 250 F-40 to 120 C |
Dimensional Specifications
| |
d | 2.3622 in60.000 mm |
D | 3.7992 in96.500 mm |
C | 0.8268 in21.000 mm |
B | 0.9331 in23.700 mm |
a (Effective Load Center) | -0.1299 in-3.300 mm |
T | 1.0630 in27.000 mm |
r | 0.0600 in1.500 mm |
R | 0.06 in1.5 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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