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Polychloroprene 70 Durometer O-Ring (C0557-70)
Brand: Parker HannifinParker's Polychloroprene C0557-70 provides good ozone, aging, and chemical resistance as well as being the go to material for refrigerants such as R22 and R12.
Additionally, C0557-70 has good toughness, making it a preferred material for drive belt applications.
Features- Heat resistance — Up to approximately 121°C (250°F)
- Cold flexibility — Down to approximately -37°C (-35°F)
- Chemical resistance
- Paraffin based mineral oil with low DPI, e.g. ASTM oil No. 1
- Silicone oil and grease
- Water and water solvents at low temperatures
- Refrigerants
- Ammonia
- Carbon dioxide
- Improved ozone, weathering and aging resistance compared with nitrile
- Limited compatibility
- Naphthalene based mineral oil (IRM 902 and IRM 903 oils)
- Low molecular weight aliphatic hydrocarbons (propane, butane, fuel)
- Glycol based brake fluids
Specifications
Brand
Approvals & Certifications
- None
Color
- Black
Fluid Compatibility
- Refrigerants
Inside Diameter (inch)
- 0.029” to 25.94”
Internally Lubed
- No
Maximum Working Temperature (°F)
- 250° F
Minimum Working Temperature (°F)
- -35° F
Nominal Hardness
- 70
Nominal Hardness Range
- 70
Polymer Family
- Polychloroprene Rubber (Neoprene, CR)
Region of Origin
- North America
Thermal Application (°F)
- Standard (-30° to 250° F)
Width (inch)
- 0.04” to 0.275”
- Used for Drive Belt Applications
Documentation
Data Sheets
- C0557 Material Test Report pdf 23 KB
- Compound Shrink Class pdf 371 KB
- O Ring Coatings Advanced Coating Methods for All of Your Application Needs ORD 5757 pdf 1.5 MB
- O Ring Division Frequently Asked Questions pdf 118 KB
- Parker O Ring Handbook ORD 5700 pdf 5.9 MB
- Parker Tracking System and RFID Technology pdf 72 KB
- Shelf Life pdf 79 KB
- Technical Glossary pdf 132 KB