SDAF Series Bearing Housings

Heavy-Duty Split Plummer Blocks by JAYCO Engineering India

Extra-Strong Bearing Housings for Shock Load & Heavy Industrial Applications

JAYCO SDAF Series Bearing Housings are heavy-duty, horizontally split plummer blocks, engineered for large shaft sizes, high impact loads, and severe operating conditions.

Originally developed as a complement to SAF series housings, JAYCO SDAF housings are optimized for metric shaft sizes, making them fully suitable for modern industrial bearing requirements.

Why Choose JAYCO SDAF Series Bearing Housings?

Built for Shock. Built for Load. Built to Last.

JAYCO SDAF housings are specifically designed for:

Heavy impact and shock loads

Large bearing sizes

Severe vibration environments

Long-term industrial reliability

Their extra-heavy ribbed base and reinforced construction make them ideal for steel plants, cement plants, mining, crushers, and heavy material-handling systems.

Key Engineering Features of JAYCO SDAF Series

✔ Horizontally Split Housing

Split cap and base design for easy assembly and maintenance

Suitable for large bearings and shafts

Minimizes downtime during bearing replacement

✔ Reinforced Bottom Base Design

One extra-wide rib provided at the center of the base

Enhances rigidity and load-carrying capacity

Improves resistance against shock and vibration

✔ Extra-Heavy Base with Elongated Bolt Holes

Designed for high bearing loads

Elongated foundation holes allow:

Strong anchoring

Easy alignment during installation

Shaft Size & Bearing Compatibility

Shaft Diameter Range

Imperial sizes:
5-5/16 inches (≈150.8 mm) to 7-15/16 inches (≈201.6 mm)

Metric equivalents available to suit standard industrial shafts

Bearing Series Compatibility

Suitable for spherical roller bearings with:

Adapter sleeve (CCK)

Cylindrical bore (CC)

Located & Non-Located Bearing Options

Provision for locating ring available for axial positioning

One or two locating rings used to depend on bearing arrangement

Allows precise axial load control as per application requirement

Lubrication & Sealing System

✔ Lubrication Options

Grease lubrication – Standard

Grease nipple provided on top for easy relubrication

Oil lubrication option available on request

✔ Triple-Groove Labyrinth Seal (Standard)

Heavy-duty Labyrinth Seal – TS Type

Superior protection against:

Dust

Moisture

Contaminants

Ideal for harsh and dirty operating environments

✔ Drain Plug Provision

Drain plugs provided on both sides at the bottom

Enables removal of contaminated grease during maintenance

End Cover & Dimensional Series

End Cover (ATA) provided for closed-end shaft applications

Four-dimensional series available in SDAF housings:

SDAF Series Variants

SDAF 500 – Suitable for bearing series 222…CCK

SDAF 600 – Suitable for bearing series 223…CCK

SDAF 200 – Suitable for bearing series 222…CC

SDAF 300 – Suitable for bearing series 223…CC

🔧 Custom large-size SDAF housings (e.g., SDAF 23196) can be developed on demand.

Material Options – Selected as per Load Severity

JAYCO SDAF housings are available in multiple material grades:

Graded Cast Iron – FG 220 (IS 210)

Cast Steel – Grade 280 - 520 (IS 1030)

SG (Ductile) Iron – Grade 400/15 (IS 1865)

Material selection depends on load intensity, shock level, vibration, and operating environment.

Typical Applications

Steel plants & rolling mills

Cement crushers & mills

Mining & mineral processing equipment

Heavy conveyors

Bulk material handling systems

Shock-load industrial machinery

Made in India | Heavy-Duty Engineering by JAYCO

JAYCO SDAF Series Bearing Housings are:

Designed & manufactured in India

Machined on advanced CNC / VMC / HMC machines

Built with strict quality and dimensional control

Proven in heavy-duty industrial service

Supplied to OEMs, EPC contractors, and export markets

Why JAYCO Engineering India?

✔ 12+ years of bearing housing manufacturing expertise
✔ Specialization in large & heavy-duty Plummer blocks
✔ Metric & custom shaft size capability
✔ Export-ready quality & packaging
✔ Strong technical & after-sales support

Need SDAF Series Drawings, Prices, or Custom Sizes?

Contact JAYCO Engineering India for technical consultation, CAD drawings, and competitive quotations tailored to your application.