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NTN CM-UCFL309D1 is a two-bolt rhombus flanged unit with a cast iron housing and set screw locking. It includes a cast dust cover and closed end. Designed for use with UCFL type mounted bearings in industrial applications.
MODEL CM-UCFL309D1
$327.29 Each
Prices are subject to change
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A1
0.7187 in
A2
0.9844 in
A5
3.1500 in
Axial Static Load Rating
7194 lbf
Axial static load rating
7194 lbf
B (in)
2.2441
Ball Material
Through Hardened Steel
Ball material
Through hardened steel
Bearing Number
UC309D1
Bearing number
UC309D1
Bearing Type
Ball Bearing
Bore Type
Cylindrical
Bore type
Cylindrical
Cage Material
Pressed Steel
Cage material
Pressed steel
Clearance
CN
d (in)
1.7720
Dynamic Load Rating
11915 lbf
Dynamic load rating
11915 lbf
Enclosure
Flinger Seal - Both Sides
End Type
Closed
End type
Closed
F (in)
0.2913
H (in)
9.0550
Housing Construction
1 Piece
Housing construction
1 Piece
Housing Material
Cast Iron
Housing material
Cast iron
Housing Number
CM-FL309D1
I.D.
1.7717 in
J (in)
6.9687
L (in)
3.9370
L1
5.3125 in
L2
2.4375 in
Locking Device
Set Screw
Locking device
Set screw
Lubrication
Relubricatable
Max Rotational Speed
3100 RPM
N (in)
0.9844
Number of Holes
2
Number of holes
2
O.D.
3.937 in
Operating Temperature Range
-40 to 250 °F
Operating temperature range
-40 to 250 ºF
Outside Ring Type
Spherical OD
Performance
Heavy duty
Precision Rating
ISO Class 0
Precision rating
ISO class 0
Radial Dynamic Load Rating
11915 lbf
Rotational Speed [Max]-Grease
3150 RPM
Rotational Speed [Max]-Oil
0 RPM
S
0.8661 in
Seal Material
Nitrile Rubber
Seal material
Nitrile rubber
Seal Type
Contact
Seal type
Contact
Static Load Rating
7194 lbf
Static load rating
7194 lbf
Type
2-Bolt Rhombus Flanged Unit
Width
2.2441 in
2-Bolt Flange Bearing Unit The NTN CM-UCFL309D1 is a high-performance two-bolt rhombus flanged bearing unit, specifically designed for versatile applications in various industrial settings. This robust unit features a cast housing and is engineered to provide superior support and stability for rotating shafts, making it an essential component for machinery and equipment that require reliable bearing solutions.
Key Features
| Material Construction | Crafted from high-quality cast iron, ensuring durability and resistance against wear and tear under heavy loads. |
|---|---|
| Design | Features a rhombus shape for optimal load distribution and mounting stability, allowing for easy alignment during installation. |
| Closure | Equipped with a cast dust cover that protects the internal components from contaminants, enhancing the longevity of the bearing unit. |
| Set Screw Locking | Utilizes a set screw mechanism for secure shaft engagement, minimizing the risk of slippage and ensuring reliable operation. |
| UCFL Type | Designed to accommodate standard industry dimensions, ensuring compatibility with a wide range of shafts and mounting surfaces. |
Applications
| Industrial Machinery | Ideal for use in conveyor systems, agricultural equipment, and manufacturing machinery where robust support is critical. |
|---|---|
| Automotive Components | Suitable for automotive applications requiring reliable bearing solutions, particularly in wheel hub assemblies and drive components. |
| Material Handling | Perfect for supporting rotating shafts in various material handling systems, ensuring smooth operation and reduced friction. |
Benefits
| Enhanced Durability | The high-quality cast iron construction offers long-lasting performance, reducing the need for frequent replacements and maintenance. |
|---|---|
| Improved Efficiency | Engineered to minimize friction, this bearing unit contributes to overall energy efficiency, helping to lower operational costs. |
| Easy Installation | The two-bolt design allows for straightforward mounting, reducing installation time and labor costs in various applications. |
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.