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NTN SL01-4924 is a double row cylindrical roller bearing with a fixed side (SL01 type) and a 120 mm straight bore. It features a separable design with no flanges on the outer ring, accommodating axial expansion. Suitable for heavy-duty industrial applications such as gearboxes and mill housings.
MODEL SL01-4924
$1,384.80 Each
Prices are subject to change
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Returnable:No
B (in)
1.7717
Bore Type
Round
Bore type
Round
C (in)
1.7717
Cage material
None
Configuration
Two
d (in)
4.7244
D (in)
6.4961
Da max
6.2205 in
da min
5.0000 in
Dynamic Load Rating
51000 lbf
Dynamic load rating
51000 lbf
e (Allowable Axial Move)
0.1181 in
Enclosure
Open
I.D.
120 mm
J (in)
5.4528
K (in)
5.8465
Limiting Speed - Grease
830 RPM
Limiting speed - grease
830 RPM
Limiting Speed - Oil
1700 RPM
Limiting speed - oil
1700 RPM
Material
Hardened alloy steel
O.D.
165 mm
Oil Hole
w/ Oil Hole
Oil hole
w/ oil hole
Operating Temperature Range
-40 to 250 °F
Operating temperature range
-40 to 250 ºF
Precision
ISO class 0
r (in)
0.0433
Radial Internal Clearance
CN
Radial internal clearance
CN
ras max
0.0394 in
Static Load Rating
108000 lbf
Static load rating
108000 lbf
Type
Cylindrical Roller Bearing
Width
45 mm
Technical Specifications
| Type | Cylindrical Roller Bearing |
|---|---|
| Bore Type | Round |
| Material | Hardened Alloy Steel |
| Cage Material | None |
| Limiting Speed - Oil | 1700 RPM |
| Limiting Speed - Grease | 830 RPM |
| Precision | ISO Class 0 |
| Configuration | Two |
| Oil Hole | w/ Oil Hole |
| Radial Internal Clearance | CN |
| Static Load Rating | 108000 lbf480000 N480.00 kN |
| Dynamic Load Rating | 51000 lbf226000 N226.00 kN |
| Enclosure | Open |
| Operating Temperature Range | -40 to 250 F-40 to 120 C |
Dimensional Specifications
| |
| d | 4.7244 in120.000 mm |
|---|---|
| D | 6.4961 in165.000 mm |
| B | 1.7717 in45.000 mm |
| C | 1.7717 in45.000 mm |
| J | 5.4528 in138.500 mm |
| K | 5.8465 in148.500 mm |
| r | 0.0433 in1.100 mm |
| e (Allowable Axial Move) | 0.1181 in3.000 mm |
| da min | 5.0000 in127.000 mm |
| Da max | 6.2205 in158.000 mm |
| ras max | 0.0394 in1.000 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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