AISI316L stainless steel bearing for marine, chemical, and food-grade applications.
The SS6203-2RS FM222 is a high-performance stainless steel deep groove ball bearing made from AISI316L austenitic low-carbon steel. This material offers superior corrosion resistance, especially against chlorides and acids, making it ideal for marine, chemical, and food-grade applications. While softer than 440C (HRC 22–25), it provides excellent durability in corrosive environments. The bearing features an electropolished finish that reduces friction and is pre-lubricated with FM222 food-grade grease.
With a 17 mm bore, 40 mm outside diameter and 12 mm width, this double-sealed bearing is suitable for a wide range of applications where corrosion resistance and reliability are critical. It operates effectively within a temperature range of -60°C to +250°C.
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Technical Specifications
| Parameter | Specification |
|---|
| Bearing No. | SS6203-2RS FM222 |
| Bearing Type | Deep Groove Ball Bearing |
| Material | AISI316L Austenitic Stainless Steel |
| Seal Type | 2RS (Rubber Seals, Both Sides) |
| Lubrication | FM222 Food-Grade Grease |
| Bore Diameter (d) | 17 mm |
| Outside Diameter (D) | 40 mm |
| Width (B) | 12 mm |
| Minimum Chamfer Radius (r) | 0.6 mm |
| Temperature Range | -60°C to +250°C |
| Hardness | HRC 22–25 |
| Finish | Electropolished |
Key Features
Material – AISI316L Stainless Steel
Austenitic low-carbon steel with superior corrosion resistance, especially against chlorides and acids. Softer than 440C (HRC 22–25) but ideal for marine, chemical, and food-grade applications.
Electropolished Finish
Electropolishing reduces friction, improves corrosion resistance, and eliminates microscopic surface defects. Ideal for hygienic and precision applications.
Food-Grade Lubrication
Pre-lubricated with FM222 food-grade grease. Double rubber seals retain lubricant and exclude contaminants.
Temperature Range
Operates reliably from -60°C to +250°C, suitable for demanding thermal conditions in industrial and food processing environments.
Typical Applications
● Marine & Offshore — deck machinery, winches, rudder components, and other equipment exposed to saltwater and marine atmospheres.
● Chemical Processing — pumps, agitators, and mixers handling acids, alkalis, and corrosive media.
● Food & Beverage — conveyor systems, filling equipment, and processing machinery requiring food-grade lubrication and corrosion resistance.
● Pharmaceutical — equipment requiring clean, corrosion-resistant components with food-grade lubricants.
● Water Treatment — pumps, valves, and aeration equipment in water and wastewater processing.
Custom Stainless Steel Bearing Solutions
TOJO BEARING COMPANY specializes in special-material bearing development, manufacturing and application support. Application-specific solutions can be evaluated according to:
Bearing dimensions
Stainless steel grade
Seal type
Lubrication
Radial clearance
Precision grade
Surface finish
Temperature
Speed
If the standard SS6203-2RS FM222 configuration does not meet your requirements, send TOJO your operating conditions and bearing specifications for evaluation.
Frequently Asked Questions
What are the dimensions of the SS6203-2RS FM222 bearing?
The bearing has a 17 mm bore, 40 mm outside diameter and 12 mm width.
What is the difference between AISI316L and AISI440C stainless steel?
AISI316L is an austenitic stainless steel with superior corrosion resistance, especially against chlorides and acids, but it is softer (HRC 22–25). AISI440C is a martensitic stainless steel that is harder (HRC 58–60) but has poorer corrosion resistance.
What lubricant is used in the SS6203-2RS FM222?
The bearing is pre-lubricated with FM222 food-grade grease.
What is the maximum operating temperature of the SS6203-2RS FM222?
The bearing operates within a temperature range of -60°C to +250°C.
Can TOJO customize stainless steel bearings?
Yes. TOJO can evaluate material, dimensions, seal type, lubrication, precision and operating-environment requirements.
Request a Quote
Looking for a SS6203-2RS FM222 Stainless Steel Bearing? Send us your:
● Required quantity
● Application
● Speed
● Radial and axial load
● Operating temperature
● Lubrication conditions
● Environmental requirements
● Precision requirements
TOJO engineers can evaluate your application and recommend a suitable stainless steel bearing configuration.
Request a Quote →
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