Cast Iron Flange Mounted Bearings
Last Updated: April 1, 2025
Description
Cast Iron Flange Mounted Bearings are designed to support a rotating shaft and are mounted using a flange. These bearings are typically housed in a cast iron casing, which provides a robust and durable structure to support the bearing and maintain alignment with the shaft.
Working Principle
Flange mounted bearings work by providing a stable and secure housing for a rotating shaft. The flange allows the bearing to be mounted to a surface, ensuring that the shaft remains aligned and can rotate smoothly. The cast iron housing offers strength and rigidity, which is essential for maintaining the alignment and reducing vibration during operation. These bearings are particularly useful in applications where precise alignment is critical, as they help to minimize misalignment and wear.
Applications
Cast Iron Flange Mounted Bearings are used in a variety of applications where robust support for a rotating shaft is required. Specific examples include conveyor systems, where they support the rollers and ensure smooth operation, and in industrial machinery, where they provide stability and alignment for rotating components. They are also commonly used in agricultural equipment, such as combines and tractors, where durability and reliability are essential.
Advantages over other Flange Mounted Bearings
One of the primary advantages of cast iron flange mounted bearings over other types is their durability and strength. The cast iron housing provides excellent resistance to wear and can withstand heavy loads and harsh operating conditions. This makes them ideal for use in industrial and agricultural applications where other materials might fail. Additionally, the rigidity of cast iron helps to maintain precise alignment, reducing the risk of misalignment and associated wear.
Limitations
Despite their advantages, cast iron flange mounted bearings have some limitations. They can be heavier than bearings made from other materials, which may not be suitable for applications where weight is a critical factor. Additionally, cast iron is not as corrosion-resistant as some other materials, such as stainless steel, which can limit their use in environments where exposure to moisture or chemicals is a concern.
Considerations
When selecting cast iron flange mounted bearings, it is important to consider factors such as initial cost, operating expenses, and maintenance requirements. While the initial cost of cast iron bearings may be higher than some alternatives, their durability can lead to lower long-term operating expenses due to reduced maintenance and replacement needs. However, regular maintenance is still necessary to ensure optimal performance and longevity. Additionally, the weight and corrosion resistance of cast iron should be considered in relation to the specific application and operating environment.
from Climax Metal Products Company
Ideal for applications requiring strong load support in limited mounting area. Solid zinc die-cast housing is non-corrosive and lightweight. Securely retains bearing by pressing the lip 360 ° over the outer race. Includes 2 set screws. [See More]
- Housing: Cast Iron
- Mtg Configuration: 4-Bolt
- Bearing Type: Ball
- Design Units: Inch
from AST Bearings LLC
Various seal options and plated housing options are described in the Nomenclature and Bearing Types information. [See More]
- Housing: Cast Iron
- Design Units: Inch
- Mtg Configuration: 4-Bolt
- Shaft Size: 0.5000
from RegalRexnord
1 3/4" Mounted Porous Sintered Bronze, Oil Impregnated Sleeve Bearing, Cast Iron 4-Bolt Square Flange Block [See More]
- Housing: Cast Iron
- Design Units: Inch
- Mtg Configuration: 4-Bolt
- Shaft Size: 1.75
from Boston Gear
Overview. Boston Gear's comprehensive selection of flanged bearings includes non-metallic inserts in a non-metallic base for washdown service, spherical bearings with extended inner races featuring setscrews, or eccentric locking collars in stamped steel, ductile iron, or cast iron housings. [See More]
- Housing: Cast Iron
- Mtg Configuration: 4-Bolt
- Bearing Type: Ball
- Shaft Size: 0.5000 to 2.44
from SKF/North America
Two-bolt cast iron flange units flange units support shafts through walls, bulkheads and other flat surfaces, but have a more compact two-bolt design. This series is supplied with a grease fitting for lubrication and provide for initial bearing alignment. [See More]
- Housing: Cast Iron
- Mtg Configuration: 2-Bolt
- Bearing Type: Ball
- Flange Type: Non-piloted
from Lucas Industrial
Normal duty eccentric collar type [See More]
- Housing: Cast Iron
- Mtg Configuration: 2-Bolt
- Bearing Type: Ball
- Bearing / Housing Features: Spherical or Self-aligning bearing.
from Reid Supply
Mounted bearings and housings with rolling bearings support a rotating shaft, which can be bolted on a machine frame or any other substurcture. There is no need to precisely machine a bearing housing in a surrounding casing. This makes these solutions cost-efficient and easy to use, while providing... [See More]
- Housing: Cast Iron; Cast Iron
- Mtg Configuration: 2-Bolt
- Bearing Type: Ball
- Design Units: Inch
from Quality Bearings & Components
Standard Duty | Four-Bolt. FLANGE MOUNTING BLOCKS-LOCKING COLLAR TYPE – INCH. • Cast Iron Housing. • Dual Seal Type. • Eccentric Collar [See More]
- Housing: Cast Iron
- Mtg Configuration: 4-Bolt
- Bearing Type: Plain
- Design Units: Inch
from SKF/Global
Cast iron flange units are designed to support shafts through walls, bulkheads and other flat surfaces. The medium duty flange housings accommodate a larger bearing for a given shaft size, resulting in a greater load carrying capacity. Both series are supplied with a grease fitting for relubrication... [See More]
- Housing: Cast Iron
- Mtg Configuration: 4-Bolt
- Bearing Type: Ball
- Flange Type: Non-piloted
from RegalRexnord
3/4" Mounted Ball Bearing, Standard Duty, Cast Iron 4-Bolt Square Flange Block, Centrik-Lok CL Locking Device, Single Lip Contact Seal [See More]
- Housing: Cast Iron
- Mtg Configuration: 4-Bolt
- Bearing Type: Ball
- Design Units: Inch
from Reid Supply
Mounted bearings and housings with rolling bearings support a rotating shaft, which can be bolted on a machine frame or any other substurcture. There is no need to precisely machine a bearing housing in a surrounding casing. This makes these solutions cost-efficient and easy to use, while providing... [See More]
- Housing: Cast Iron; Cast Iron
- Mtg Configuration: 4-Bolt
- Bearing Type: Ball
- Design Units: Inch
from Quality Bearings & Components
Standard Duty | Four-Bolt. FLANGE MOUNTING BLOCKS-SET SCREW TYPE – INCH. • Cast Iron Housing. • Dual Seal Type [See More]
- Housing: Cast Iron
- Mtg Configuration: 4-Bolt
- Bearing Type: Plain
- Design Units: Inch
from RegalRexnord
1 7/16" Mounted Ball Bearing, Standard Duty, Cast Iron 4-Bolt Square Flange Block, Centrik-Lok CL Locking Device, Single Lip Contact Seal, Closed end unit [See More]
- Housing: Cast Iron
- Mtg Configuration: 4-Bolt
- Bearing Type: Ball
- Design Units: Inch
from Reid Supply
Mounted bearings and housings with rolling bearings support a rotating shaft, which can be bolted on a machine frame or any other substurcture. There is no need to precisely machine a bearing housing in a surrounding casing. This makes these solutions cost-efficient and easy to use, while providing... [See More]
- Housing: Cast Iron; Cast Iron
- Mtg Configuration: 2-Bolt
- Bearing Type: Ball
- Design Units: Inch
from Quality Bearings & Components
Standard Duty | Two-Bolt. FLANGE MOUNTING BLOCKS-SET SCREW TYPE – INCH. • Cast Iron Housing. • Dual Seal Type [See More]
- Housing: Cast Iron
- Mtg Configuration: 2-Bolt
- Bearing Type: Plain
- Design Units: Inch
from RegalRexnord
5/8" Mounted Ball Bearing, Intermediate Duty, Cast Iron 4-Bolt Square Flange Block, Setscrew Locking, Single Lip Contact Seal [See More]
- Housing: Cast Iron
- Mtg Configuration: 4-Bolt
- Bearing Type: Ball
- Design Units: Inch
from Reid Supply
Mounted bearings and housings with rolling bearings support a rotating shaft, which can be bolted on a machine frame or any other substurcture. There is no need to precisely machine a bearing housing in a surrounding casing. This makes these solutions cost-efficient and easy to use, while providing... [See More]
- Housing: Cast Iron; Cast Iron
- Mtg Configuration: 4-Bolt
- Bearing Type: Ball
- Design Units: Inch
from RegalRexnord
5/8" Mounted Ball Bearing, Intermediate Duty, Cast Iron 4-Bolt Square Flange Block, Setscrew Locking, Single Lip Contact Seal, Nickel Plated Housing [See More]
- Housing: Cast Iron
- Mtg Configuration: 4-Bolt
- Bearing Type: Ball
- Design Units: Inch
from Reid Supply
Mounted bearings and housings with rolling bearings support a rotating shaft, which can be bolted on a machine frame or any other substurcture. There is no need to precisely machine a bearing housing in a surrounding casing. This makes these solutions cost-efficient and easy to use, while providing... [See More]
- Housing: Cast Iron; Cast Iron
- Mtg Configuration: 4-Bolt
- Bearing Type: Ball
- Design Units: Inch
from RegalRexnord
5/8" Mounted Ball Bearing, Standard Duty, Cast Iron 4-Bolt Square Flange Block, Setscrew Locking, Clearance Seal [See More]
- Housing: Cast Iron
- Mtg Configuration: 4-Bolt
- Bearing Type: Ball
- Design Units: Inch
from Reid Supply
Mounted bearings and housings with rolling bearings support a rotating shaft, which can be bolted on a machine frame or any other substurcture. There is no need to precisely machine a bearing housing in a surrounding casing. This makes these solutions cost-efficient and easy to use, while providing... [See More]
- Housing: Cast Iron; Cast Iron
- Mtg Configuration: 4-Bolt
- Bearing Type: Ball
- Design Units: Inch
from RegalRexnord
5/8" Mounted Ball Bearing, Intermediate Duty, Cast Iron 4-Bolt Square Flange Block, Eccentric Cam Locking Collar, Single Lip Contact Seal [See More]
- Housing: Cast Iron
- Mtg Configuration: 4-Bolt
- Bearing Type: Ball
- Design Units: Inch
from Reid Supply
Mounted bearings and housings with rolling bearings support a rotating shaft, which can be bolted on a machine frame or any other substurcture. There is no need to precisely machine a bearing housing in a surrounding casing. This makes these solutions cost-efficient and easy to use, while providing... [See More]
- Housing: Cast Iron; Cast Iron
- Mtg Configuration: 2-Bolt
- Bearing Type: Ball
- Design Units: Inch
from RegalRexnord
1 3/8" Mounted Ball Bearing, Intermediate Duty, Cast Iron 4-Bolt Square Flange Block, Eccentric Cam Locking Collar, Single Lip Contact Seal [See More]
- Housing: Cast Iron
- Mtg Configuration: 4-Bolt
- Bearing Type: Ball
- Design Units: Inch
from Reid Supply
Mounted bearings and housings with rolling bearings support a rotating shaft, which can be bolted on a machine frame or any other substurcture. There is no need to precisely machine a bearing housing in a surrounding casing. This makes these solutions cost-efficient and easy to use, while providing... [See More]
- Housing: Cast Iron; Cast Iron
- Mtg Configuration: 4-Bolt
- Bearing Type: Ball
- Design Units: Inch
from RegalRexnord
3/4" Mounted Ball Bearing, Standard Duty, Cast Iron 4-Bolt Square Flange Block, Eccentric Cam Locking Collar, Clearance Seal [See More]
- Housing: Cast Iron
- Mtg Configuration: 4-Bolt
- Bearing Type: Ball
- Design Units: Inch
from Reid Supply
Mounted bearings and housings with rolling bearings support a rotating shaft, which can be bolted on a machine frame or any other substurcture. There is no need to precisely machine a bearing housing in a surrounding casing. This makes these solutions cost-efficient and easy to use, while providing... [See More]
- Housing: Cast Iron; Cast Iron
- Mtg Configuration: 2-Bolt
- Bearing Type: Ball
- Design Units: Inch
from RegalRexnord
1" Mounted Ball Bearing, Standard Duty, Cast Iron 4-Bolt Square Flange Block, Eccentric Cam Locking Collar, Single Lip Contact Seal [See More]
- Housing: Cast Iron
- Mtg Configuration: 4-Bolt
- Bearing Type: Ball
- Design Units: Inch
from RegalRexnord
3/4" Mounted Ball Bearing, Standard Duty, Cast Iron 3-Bolt Flange Bracket Block, Centrik-Lok CL Locking Device, Single Lip Contact Seal [See More]
- Housing: Cast Iron
- Mtg Configuration: 3-Bolt
- Bearing Type: Ball
- Design Units: Inch
from RegalRexnord
7/8" Mounted Ball Bearing, Standard Duty, Cast Iron 3-Bolt Flange Bracket Block, Centrik-Lok CL Locking Device, Single Lip Contact Seal [See More]
- Housing: Cast Iron
- Mtg Configuration: 3-Bolt
- Bearing Type: Ball
- Design Units: Inch
from RegalRexnord
3/4" Mounted Ball Bearing, Intermediate Duty, Cast Iron 3-Bolt Bracket Flange Block, Setscrew Locking, Single Lip Contact Seal [See More]
- Housing: Cast Iron
- Mtg Configuration: 3-Bolt
- Bearing Type: Ball
- Design Units: Inch
from RegalRexnord
3/4" Mounted Ball Bearing, Intermediate Duty, Cast Iron 3-Bolt Bracket Flange Block, Setscrew Locking, Single Lip Contact Seal, Nickel Plated Housing, Food Grade Grease [See More]
- Housing: Cast Iron
- Mtg Configuration: 3-Bolt
- Bearing Type: Ball
- Design Units: Inch
from RegalRexnord
1" Mounted Ball Bearing, Intermediate Duty, Cast Iron 3-Bolt Bracket Flange Block, Setscrew Locking, Single Lip Contact Seal [See More]
- Housing: Cast Iron
- Mtg Configuration: 3-Bolt
- Bearing Type: Ball
- Design Units: Inch
from RegalRexnord
1 7/16" Mounted Ball Bearing, Intermediate Duty, Cast Iron 3-Bolt Bracket Flange Block, Eccentric Cam Locking Collar, Single Lip Contact Seal [See More]
- Housing: Cast Iron
- Mtg Configuration: 3-Bolt
- Bearing Type: Ball
- Shaft Securing: Locking Collar
from RegalRexnord
1 1/2" Mounted Ball Bearing, Standard Duty, Cast Iron 4-Bolt Round Piloted Flange Block, Centrik-Lok CL Locking Device, Single Lip Contact Seal [See More]
- Housing: Cast Iron
- Mtg Configuration: 4-Bolt
- Bearing Type: Ball
- Flange Type: Piloted
from RegalRexnord
1 1/4" Mounted Ball Bearing, Intermediate Duty, Cast Iron 4-Bolt Round Piloted Flange Block, Setscrew Locking, Single Lip Contact Seal [See More]
- Housing: Cast Iron
- Mtg Configuration: 4-Bolt
- Bearing Type: Ball
- Flange Type: Piloted
from RegalRexnord
7/8" Mounted Ball Bearing, Standard Duty, Cast Iron 4-Bolt Round Piloted Flange Block, Setscrew Locking, Clearance Seal [See More]
- Housing: Cast Iron
- Mtg Configuration: 4-Bolt
- Bearing Type: Ball
- Flange Type: Piloted
from RegalRexnord
7/8" Mounted Ball Bearing, Standard Duty, Cast Iron 4-Bolt Round Piloted Flange Block, Eccentric Cam Locking Collar, Single Lip Contact Seal [See More]
- Housing: Cast Iron
- Mtg Configuration: 4-Bolt
- Bearing Type: Ball
- Flange Type: Piloted
from RegalRexnord
1 1/4" Mounted Ball Bearing, Heavy Duty Expansion Unit, Cast Iron 4-Bolt Round Piloted Flange Cartridge Block, Setscrew Locking, Clearance Seal [See More]
- Housing: Cast Iron
- Mtg Configuration: 4-Bolt
- Bearing Type: Ball
- Flange Type: Piloted
from RegalRexnord
7/8" Mounted Ball Bearing, Heavy Duty, Cast Iron 4-Bolt Round Fixed Piloted Flange Block, Setscrew Locking, Clearance Seal [See More]
- Housing: Cast Iron
- Mtg Configuration: 4-Bolt
- Bearing Type: Ball
- Flange Type: Piloted
from RegalRexnord
2 15/16" Mounted Ball Bearing, Heavy Duty, Cast Iron 4-Bolt Round Piloted Flange Cartridge Block, Adapter Mounted, Clearance Seal [See More]
- Housing: Cast Iron
- Mtg Configuration: 4-Bolt
- Bearing Type: Ball
- Flange Type: Piloted
from RegalRexnord
15/16" Mounted Ball Bearing, Heavy Duty, Cast Iron 4-Bolt Square Expansion Flange Block, Setscrew Locking, Clearance Seal [See More]
- Housing: Cast Iron
- Mtg Configuration: 4-Bolt
- Bearing Type: Ball
- Design Units: Inch
from RegalRexnord
3 7/16" Mounted Ball Bearing, Heavy Duty Expansion Unit, Cast Iron 4-Bolt Square Flange Block, Adapter Mounted, Clearance Seal [See More]
- Housing: Cast Iron
- Mtg Configuration: 4-Bolt
- Bearing Type: Ball
- Design Units: Inch