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Your Leading 4-Bolt Round Flanged Unit Supplier

 

SUN AUTOMATION GROUP LIMITED was founded in 1986 and had been focusing on exporting high bearing ever since. We offer a wide variety of ball bearings, including self-aligning ball bearings, pillow block units, insert bearings, 4-Bolt round flanged units, thrust ball bearings, and more. Ball bearings are used in a vast range of machines and devices to reduce friction, carry loads, and enable smooth, efficient rotary motion. We have a stock warehouse and provide a variety of stock bearings. We strive to be a world-class bearing provider.

 

 
 
Why Choose Us?
 
 
 

Rich Experience

SUN AUTOMATION GROUP LIMITED specializes in delivering professional bearing solutions, leveraging nearly 40 years of experience in bearing support and industrial services to serve its customers effectively.

 
 

Production Capacity

Our warehouse has one of the largest inventories. We have an annual output of 5 million sets of bearings. We guarantee direct shipments, timely delivery, and a single source of supply.

 
 

Production Market

Our products have been exported to North America, Europe, the Middle East, Brazil, South Africa, and Mexico and were well acknowledged by clients worldwide.

 
 

Professional Service

We have a 7*24 hours professional sales consultant team that can respond to your needs as quickly as possible and provide the fastest transportation method to bring you a high-quality and low-cost purchasing experience.

 

 

Types of 4-Bolt Round Flanged Unit

 

UKFC208D1 Four Bolt Round Flange Unit

UKFC208D1 is a kind of UKFC block seat bearing, which is composed of block seat, inner ring, outer ring, steel ball and cage. Bearings of this type are often used in applications requiring mounting on housings.

51122 Thrust Ball Bearing

51122 is a single direction thrust ball bearing that can bear unidirectional axial loads and must not bear any radial loads. Its separable components facilitate installation/disassembly and maintenance inspection.

UKFC208D1 Four Bolt Round Flange Unit, Cast Housing, Adapter, UKFC Type

 

 

Specifications of 4-Bolt Round Flanged Unit

 

 

Item NO.

UKFC208D1

Bearing number

UK208D1

Housing number

FC208D1

Product catalog

4-Bolt Round Flanged Unit

D - Bore diameter

31.75 mm | 1.25 in

L - Outside diameter

145 mm | 5.7187 in

J - Diameter of bolted center connection

120 mm | 4.7187 in

J1 - Distance between 2 bolt center

84.8 mm | 3.3437 in

A - Base thickness

36 mm | 1.4219 in

B1 - Overall thickness

46 mm | 1.8110 in

Housing material

Cast Iron

Sealing type

Nitrile rubber | Contact

Dynamic load raring

29.1 kN | 6 550 lbf

Static load rating

17.8 kN | 4 000lbf

Mass approx.

2.1 kg | 4.6 lb

 

Materials of 4-Bolt Round Flanged Unit
 

Cast Iron

Known for its durability and excellent vibration damping properties, ideal for heavy-duty applications.

omposite (Black)

Lightweight and corrosion-resistant, suitable for environments where chemical exposure is a concern.

Food-Compatible Composite (Blue)

Designed for hygienic applications, these composites meet stringent food industry standards.

Spheroidal Graphite Cast Iron

Offers superior strength and toughness, making it suitable for high-load conditions.

Pressed Steel

Cost-effective and lightweight, commonly used in applications with lower load requirements.

Stainless Steel

Highly resistant to corrosion and ideal for applications in harsh or wet environments.

 

UKFC208D1 Four Bolt Round Flange Unit, Cast Housing, Adapter, UKFC Type

 

Storage of 4-Bolt Round Flanged Unit

Bearings are precision parts that can easily be contaminated or damaged if not cared for correctly. Always wear gloves when handling bearings to prevent corrosion from skin oils or sweat.

 

Store unused bearings horizontally in their original packaging in a clean, dry area at room temperature. This prevents moisture, dust, and dirt from entering the bearings prior to installation. Dropping or mishandling bearings can cause unseen damage that might not manifest until a later date.

 

 

Application Scope of 4-Bolt Round Flanged Unit

 

 

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Precautions for Using the 4-Bolt Round Flanged Unit

 

 

Bearings should be stored in a clean, moisture-free environment to prevent rust and contamination. They should also be kept in their original packaging until they are ready for installation to protect against environmental factors and handling damage that could compromise their performance.

 

The installation area should be free of any contaminants to prevent them from being introduced to the bearing surfaces. Using clean installation tools and wearing gloves can significantly reduce the risk of contamination, thus ensuring the reliability and efficiency of the bearings.

 

 

Packaging and Shipping

 

 

Packaging:

Wrapped by proctective film;

Packed by standard import & export wooden cases or palletization.

Shipping:

By express, air, sea, railway.

 

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FAQ

 

Q: Do ball bearings need to be oiled?

A: Lubrication is essential for sealed ball bearings in particular, as otherwise the plastic or rubber seals will become porous. This can cause grease to escape and result in the bearing running dry.

Q: What is the minimum load on a ball bearing?

A: As a general rule, minimum loads of 0,01 C should be imposed on ball bearings and 0,02 C on roller bearings.

Q: How to know if a ball bearing is bad?

A: Look for pitting, flaking, brinelling, spalling, discoloration (heat damage), uneven wear, missing rollers/balls, or cage deformation. Bearings should rotate smoothly with no grit, binding, or rough spots. Any roughness or noise when turned by hand indicates replacement.

Q: Why do ball bearings fail?

A: Most failures happen as a result of improper bearing lubrication. Using insufficient lubrication or the wrong lubricant variety can cause lubrication failure, as can lubricant degradation due to a bearing's exposure to high heat. Contamination and corrosion.

Q: How do we ensure quality?

A: Samples are always prepared before mass production commences.A final inspection is always conducted before shipment.

We're well-known as one of the leading 4-bolt round flanged unit manufacturers and suppliers in China. If you're going to buy high quality 4-bolt round flanged unit with competitive price, welcome to get more information from our factory.

M518410, RE 10016, High Speed Precision Bearing

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