SONL Series (500,200)
SONL Series Bearing Housings Manufacturer
Advanced Oil-Lubricated Plummer Blocks for High-Speed & Continuous Industrial Operation
JAYCO Engineering manufactures SONL Series Bearing Housings designed for high-speed, high-load, and continuous industrial applications where reliable oil lubrication, temperature control, and operational stability are essential. These advanced oil-lubricated split plummer block housings are developed as an improved alternative to conventional SOFN and SONL-type bearing housings.
The JAYCO SONL Series Bearing Housings provide superior lubrication efficiency, robust construction, easy assembly, and leak-resistant sealing performance, making them ideal for cement plants, steel mills, mining industries, power plants, industrial fans, and heavy process machinery. Engineered for demanding operating environments, SONL housings ensure long bearing life, reduced maintenance downtime, and reliable continuous performance.
Why Choose JAYCO SONL Series Bearing Housings?
Engineered for Speed, Heavy Loads & Long Service Life
JAYCO SONL Series Bearing Housings are widely used where:
- Oil lubrication is mandatory
- Bearing speed and operating load are high
- Continuous operation is required
- Temperature control is critical
- Maintenance downtime must be minimized
These heavy-duty bearing housings are specially designed for modern industrial applications operating under severe conditions.
Key Engineering Features of SONL Series
Horizontally Split Housing Design
- Cap and base split horizontally
- Secured using high-strength bolts
- Simplifies assembly and maintenance
- Easy bearing inspection and replacement
- Dowel pins ensure precise and repeatable alignment
Very Stiff & Robust Construction
- Heavy ribbed housing structure for superior rigidity
- Maintains alignment under continuous vibration
- Suitable for high-load industrial applications
- Faster and more reliable assembly compared to traditional housing designs
Dimensionally Interchangeable Design
SONL housings are dimensionally interchangeable with SOFN housings.
Key Advantages
- Same foundation dimensions
- Same shaft center height
- Easy retrofit and replacement
- No base modification required during installation
This interchangeability simplifies upgrading and maintenance in existing industrial systems.
Advanced Oil Lubrication System
JAYCO SONL Series Bearing Housings are specially designed for efficient oil lubrication under high-speed operating conditions.
Oil Pick-Up Ring Lubrication – Standard
Working Principle
- Oil pick-up ring rotates with the shaft
- Continuously lifts oil from the sump
- Supplies lubricant directly to the bearing
Benefits
- Excellent lubrication efficiency
- Reliable performance at high rotational speeds
- Reduced friction and bearing wear
- Improved bearing life and operating reliability
External Circulating Oil Lubrication System (Optional)
For applications involving very high speed, heavy loads, or elevated temperatures, SONL housings can be equipped with an external circulating oil lubrication system.
System Components
- External oil pump
- Filters and valves
- Heat exchanger
- Oil circulation piping
Advantages
- Continuous oil cleaning and cooling
- Precise bearing temperature control
- Improved lubrication performance
- Suitable for continuous 24×7 industrial operation
This system is recommended for severe-duty industrial applications where thermal management is critical.
Deep Oil Reservoir Design
Large Internal Oil Sump
- Deep oil reservoir integrated inside the housing
- Maintains sufficient oil supply during continuous operation
- Improves lubrication stability compared to conventional splash lubrication systems
The large oil reservoir enhances reliability and minimizes lubrication interruptions.
Superior Sealing Arrangement
JAYCO SONL Series Bearing Housings are equipped with advanced labyrinth sealing systems for leak-free and contamination-resistant operation.
Special Labyrinth Sealing Collar
Key Features
- Prevents oil leakage during operation
- Guides returning oil back to oil reservoir
- Reduces lubricant loss
- Improves overall lubrication efficiency
Protection Against
- Dust ingress
- Moisture contamination
- Industrial contaminants
Standard Seal Type
Labyrinth Seal – TS Type
- Heavy-duty non-contact sealing arrangement
- Suitable for high-speed industrial machinery
- Enhances bearing protection and service life
Bearing Compatibility – SONL Series
JAYCO SONL Series Bearing Housings are suitable for:
- Self-aligning ball bearings
- Spherical roller bearings
Available Dimensional Series
SONL 200 / 500 Series
Suitable for:
- 22200 Bearing Series
- Adapter Sleeve Bearings
- Cylindrical Bore Bearings
The flexible bearing arrangement supports a wide range of industrial applications.
Accessories & Condition Monitoring Provisions
JAYCO SONL Series Bearing Housings include multiple standard accessories and monitoring provisions for predictive maintenance systems.
Standard Accessories
- Oil level indicator
- Drain plug
- Oil inlet plug
- Lifting hook / eyebolt
- End cover for shaft-end applications
Condition Monitoring Features
Tappings provided for:
- Temperature probes
- Vibration sensors
These provisions support online condition monitoring and improve industrial maintenance efficiency.
Material Options for Severe Industrial Applications
JAYCO SONL Series Bearing Housings are available in multiple material grades selected according to operating conditions and application severity.
Available Material Grades
- Graded Cast Iron FG 220 (IS 210)
- Cast Steel Grade 280–520 (IS 1030)
- SG Iron / Ductile Iron Grade 400/15 (IS 1865)
Material selection depends on:
- Operating speed
- Load intensity
- Vibration level
- Environmental conditions
- Temperature requirements
Applications of SONL Series Bearing Housings
JAYCO SONL Series Oil-Lubricated Plummer Blocks are widely used in:
- Cement Plant Machinery
- Steel Rolling Mills
- Power Plant Auxiliary Systems
- Industrial ID / FD Fans
- Mining & Mineral Processing Equipment
- Heavy Process Machinery
- Continuous Industrial Operation Systems
These housings are specifically designed for industries operating under severe high-speed and high-load conditions.
Made in India – Precision Engineered by JAYCO Engineering
JAYCO SONL Series Bearing Housings are:
- Designed and manufactured in India
- Machined using advanced CNC, VMC & HMC machines
- Manufactured under strict quality control standards
- Proven in continuous industrial operation
- Supplied to OEMs, EPC contractors, and export markets worldwide
With years of expertise in heavy-duty bearing housing manufacturing, JAYCO Engineering India delivers reliable and precision-engineered bearing housing solutions for demanding industrial environments.
Need SONL Series Drawings, Pricing, or Application Support?
Contact JAYCO Engineering for technical consultation, CAD drawings, and competitive quotations tailored to your operating conditions.