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NTN UELS209-111D1NR is a bearing insert with eccentric locking collar, wide inner ring, and cylindrical outer diameter. It features a 1-11/16 in (42.9 mm) bore, double sealed enclosure, and snap ring groove. The through hardened steel construction provides durability for industrial conveyor and machinery applications.
MODEL UELS209-111D1NR
$94.47 Each
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a (in)
0.1378
B (in)
1.6850
B1
2.2165 in
B5
0.7205 in
Ball Material
Steel
Ball material
Steel
Basic Outer Ring
209
Bearing Type
Ball Bearing
Bore Type
Round
Bore type
Round
C (in)
0.8661
Collar Number
EL209
D (in)
3.3465
d (in)
1.6875
D1
3.2209 in
D2
3.6063 in
d3
2.5000 in
DS
3/8-24 UNF
Dynamic Load Rating
7300 lbf
Dynamic load rating
7300 lbf
Enclosure
Double Sealed
F (in)
0.2008
f (in)
0.0807
G (in)
0.2677
Locking Device
Eccentric Locking Collar
Locking device
Eccentric locking collar
Lubrication
Relubricatable
Material
Through hardened steel
Operating Temperature Range
-40 to 250 °F
Operating temperature range
-40 to 250 ºF
Performance
Standard Duty
r (in)
0.0591
r1
0.0591 in
Radial Internal Clearance
CN
Radial internal clearance
CN
S
0.8425 in
S1
1.3740 in
Seal Material
Nitrile Rubber
Seal material
Nitrile rubber
Seal Type
Contact
Seal type
Contact
Static Load Rating
4600 lbf
Static load rating
4600 lbf
Type
Insert Bearing
Technical Specifications
| Type | Insert Bearing |
|---|---|
| Bore Type | Round |
| Bearing Type | Ball Bearing |
| Material | Through Hardened Steel |
| Ball Material | Steel |
| Seal Type | Contact |
| Seal Material | Nitrile Rubber |
| Performance | Standard Duty |
| Locking Device | Eccentric Locking Collar |
| Lubrication | Relubricatable |
| Collar Number | EL209 |
| Basic Outer Ring | 209 |
| Radial Internal Clearance | CN |
| Static Load Rating | 4600 lbf20400 N20.40 kN |
| Dynamic Load Rating | 7300 lbf32500 N32.50 kN |
| Enclosure | Double Sealed |
| Operating Temperature Range | -40 to 250 F-40 to 120 C |
Dimensional Specifications
| |
| d | 1.6875 in42.863 mm |
|---|---|
| D | 3.3465 in85.000 mm |
| C | 0.8661 in22.000 mm |
| B | 1.6850 in42.800 mm |
| B1 | 2.2165 in56.300 mm |
| r | 0.0591 in1.500 mm |
| ds | 3/8-24 UNF |
| G | 0.2677 in6.800 mm |
| d3 | 2.5000 in63.500 mm |
| B5 | 0.7205 in18.300 mm |
| S1 | 1.3740 in34.900 mm |
| S | 0.8425 in21.400 mm |
| F | 0.2008 in5.100 mm |
| r1 | 0.0591 in1.500 mm |
| a | 0.1378 in3.500 mm |
| D1 | 3.2209 in81.810 mm |
| D2 | 3.6063 in91.600 mm |
| f | 0.0807 in2.050 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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