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NTN UCS209-111LD1NR is a bearing insert with a 45 mm bore, set screw locking, and double sealed FKM/Viton seals. It features a wide inner ring, cylindrical outer diameter, and snap ring groove. This through hardened steel insert is designed for general industrial applications requiring reliable sealing and easy mounting.
MODEL UCS209-111LD1NR
$75.94 Each
Prices are subject to change
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Returnable:No
a (in)
0.1378
B (in)
1.9370
Ball Material
Steel
Ball material
Steel
Bearing Type
Ball Bearing
Bore Type
Round
Bore type
Round
C (in)
0.8661
D (in)
3.3465
d (in)
1.6875
D1
3.2209 in
D2
3.6063 in
d4
2.2638 in
DS
5/16-24 UNF
Dynamic Load Rating
7300 lbf
Dynamic load rating
7300 lbf
Enclosure
Double Sealed
f (in)
0.0807
G (in)
0.3150
I.D.
1.6875 in
Locking Device
2 -120° Set Screw
Locking device
2 -120° set screw
Lubrication
Relubricatable
Material
Through hardened steel
O.D.
3.3465 in
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
0.7480 in
S1
1.1890 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 | 2 -120° Set Screw |
Lubrication | Relubricatable |
Radial Internal Clearance | CN |
Static Load Rating | 4600 lbf20400 N20.40 kN |
Dynamic Load Rating | 7300 lbf32500 N32.50 kN |
Enclosure | Double Sealed |
Weight | 1.676 lb0.760 kg |
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 | 1.9370 in49.200 mm |
r | 0.0591 in1.500 mm |
r1 | 0.0591 in1.500 mm |
ds | 5/16-24 UNF |
G | 0.3150 in8.000 mm |
d4 | 2.2638 in57.500 mm |
S1 | 1.1890 in30.200 mm |
S | 0.7480 in19.000 mm |
a | 0.1378 in3.500 mm |
f | 0.0807 in2.050 mm |
D1 | 3.2209 in81.810 mm |
D2 | 3.6063 in91.600 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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