1/2 inch O-Ring - Polychloroprene 70 Durometer Manufacturer Part # (C0557-70)

Description: These are great little O-rings for a multitude of uses, Pressure washer quick disconnects, refrigeration lines and anything requiring a high quality durable O-ring of this size. The inside diameter is 1/2 inch and the "o" ring thickness is .070 inches. 1/2 inch O-Ring - Polychloroprene 70 Durometer Manufacturer Part # (C0557-70). see photos The 50 quantity packs of O-rings for $5 plus free shipping makes them a great deal at 10 cents each. You would have to purchase in quantities of thousands to get them at this price from a dealer or from the manufacturer. Parker'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. • 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 Not compatible with: • Aromatic hydrocarbons (benzene) • Chlorinated hydrocarbons (trichloroethylene) • Polar solvents (ketones, esters, ethers) Polymer Family Polychloroprene Rubber (Neoprene, CR) Nominal Hardness Range 70 Nominal Hardness 70 Minimum Working Temperature (F) -35 Maximum Working Temperature (F) 250 Region of Origin North America Internally Lubed No Color Black Thermal Application (F) Standard (-30F to 250F) Fluid Compatibility Refrigerants

Price: 5 USD

Location: Bridgeport, Alabama

End Time: 2025-01-21T15:00:50.000Z

Shipping Cost: 0 USD