SDJ Series (3000, 3100)
SDJ Series Bearing Housings Manufacturer
Heavy-Duty Horizontally Split Plummer Blocks for Severe Industrial Applications
JAYCO Engineering India manufactures SDJ Series Bearing Housings designed for extra-heavy-duty industrial applications involving high radial loads, axial loads, severe vibration, and shock-load operating conditions. These precision-engineered split plummer block housings are specially developed for large shaft sizes and demanding industrial environments where reliability, alignment accuracy, and long service life are critical.
The JAYCO SDJ Series Bearing Housings are widely used in cement plants, crushers, mining industries, steel rolling mills, power generation plants, conveyors, and heavy material handling systems. Manufactured using advanced CNC, VMC, and HMC machining technology, JAYCO SDJ housings deliver exceptional structural strength, dimensional precision, and maintenance-friendly performance for continuous industrial operation.
Key Technical Features
Horizontally Split Housing Design
- Easy assembly and bearing installation
- Simplifies inspection and maintenance
- Reduces downtime during bearing replacement
- Ideal for heavy industrial installations
Extra-Heavy Ribbed Construction
- Deep ribs on housing cap and base
- Ensures uniform load distribution
- High structural rigidity under severe operating conditions
- Designed to withstand multi-directional loads without deformation
Strong Base with Foundation Slots
- Four elongated foundation slots for secure mounting
- Provides accurate alignment during installation
- Allows compensation for minor installation deviations
- Suitable for heavy vibration applications
The robust SDJ housing construction ensures superior operational stability and long-term reliability under severe industrial service conditions.
Large Shaft Diameter Capacity & Bearing Compatibility
Shaft Diameter Range
- Ø320 mm to Ø530 mm
JAYCO SDJ Series housings are specifically designed for large industrial shaft applications and heavy-duty drive systems.
Bearing Compatibility
Suitable Bearing Series
- 231 Series Spherical Roller Bearings with Adapter Sleeve
SDJ Dimensional Series
SDJ-30 Series
Suitable for:
- 231 Series Bearings with Adapter Sleeve
SDJ-31 Series
Suitable for:
- 231 Series Bearings with Adapter Sleeve
Custom Bearing Seating Options
JAYCO can also custom machine the bearing seating arrangement to accommodate:
- Other bearing series
- Same outer diameter bearing configurations
- Application-specific industrial requirements
This provides maximum flexibility for OEMs and industrial machinery manufacturers.
Material Options for Heavy Industrial Duty
JAYCO SDJ Series Bearing Housings are available in multiple material grades to suit varying industrial load conditions and operating environments.
Available Material Grades
Cast Iron – FG 220 (IS 210)
- Suitable for standard heavy-duty industrial applications
Cast Steel – Grade 280–580 (IS 1030)
- Recommended for severe shock and impact loads
- Superior toughness and strength
SG Iron / Ductile Iron – Grade 400/15 (IS 1865)
- Enhanced fatigue resistance
- Improved structural durability
Material Selection Support
JAYCO Engineering India assists customers in selecting the most suitable material grade based on:
- Load intensity
- Operating speed
- Vibration level
- Environmental conditions
Applications of SDJ Series Bearing Housings
JAYCO SDJ Series Heavy-Duty Plummer Blocks are widely used in:
- Cement Plant Crushers & Mills
- Mining Conveyors & Screens
- Steel Plants & Rolling Mills
- Power Plant Auxiliary Systems
- Heavy Material Handling Equipment
- Bulk Processing Machinery
- Quarry & Crusher Applications
These housings are specifically designed for industries operating under severe shock loads, high vibration, and continuous-duty conditions.
Made in India – Precision Engineered by JAYCO Engineering
JAYCO SDJ Series Bearing Housings are:
- Designed and manufactured in India
- Machined on advanced CNC, VMC & HMC machines
- Manufactured with strict dimensional and quality control
- Supplied to OEMs, EPC contractors, and export markets
- Proven in severe industrial operating conditions
With years of expertise in heavy-duty bearing housing manufacturing, JAYCO Engineering India delivers reliable and precision-engineered solutions for demanding industrial applications.
Looking for SDJ Series Bearing Housing Pricing or Drawings?
Contact JAYCO Engineering for technical consultation, drawings, and competitive quotations tailored to your application.