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C0557-70-OR-006
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CS

0.070 in

(1.78 mm)

ID

0.114 in

(2.90 mm)

ORing cut reference

NEO Parker C0557-70 O-Ring, Size: -006

Material: NEO Parker C0557-70 O-Ring

Size: AS568 -006 O-Ring

Part Number: C0557-70-OR-006

Parker Seal® (Parker)

C0557-70

Neoprene® (Chloroprene)

70

Shore A

Drive Belt

General Purpose Material

Color: Black

Detailed Description

C0557-70-OR-006 is a Black, 70 Shore A, Neoprene® (Chloroprene) O-Ring made from Parker Seal® (Parker). Parker Seal® (Parker) C0557-70 is manufactured with the following features & specifications: Drive Belt, General Purpose Material. C0557-70-OR-006 is AS568 size -006 O-Ring also referred to as 1.78mm (Cross Sectional Diameter (CS)) x 2.9mm (Inside Diameter (ID)).


Material: NEO Parker C0557-70 O-Ring


Size: AS568 -006, 1.78mm CS X 2.9mm ID (0.070" CS X 0.114" ID)

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Technical SpecificationValue
Compound NumberC0557-70
BrandParker Seal® (Parker)
MaterialNeoprene® (Chloroprene)
ColorBlack
Durometer70 Shore A
High Temperature121 °C / 250 °F
Low Temperature-37 °C / -35 °F
Geometry Specifications
Cross Sectional GeometryO-Ring
Size StandardAS568
Size-006
Cross Section (CS)1.78 mm / 0.070 in
Inside Diameter (ID)2.90 mm / 0.114 in
Other Specifications

Drive Belt

ORing cut reference
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Parker’s C0557-70 is a 70 Shore A black Neoprene (Chloroprene, CR) compound developed for general-purpose sealing applications requiring a balance of oil resistance, environmental durability, and mechanical stability. With a service temperature range of -35°F to 250°F, it performs reliably in contact with paraffin-based mineral oils, silicone oils and greases, water and water-based fluids at lower temperatures, refrigerants, ammonia, and carbon dioxide. Compared to nitrile, this compound provides improved resistance to ozone, weathering, and aging, supporting longer service life in outdoor and industrial environments. Its medium durometer offers a practical combination of flexibility and extrusion resistance for both static and moderate dynamic sealing conditions.

 

C0557-70 meets ASTM D2000 M3BC710 requirements and is commonly used in industrial, refrigeration, and general equipment sealing applications. It has limited compatibility with naphthenic mineral oils such as IRM 902 and IRM 903 and with glycol-based brake fluids. This compound is not recommended for aromatic hydrocarbons, chlorinated hydrocarbons, or polar solvents such as ketones, esters, and ethers. Canyon Components offers equivalent chloroprene materials that match or exceed the performance of Parker C0557-70 for oil, refrigerant, and environmentally exposed sealing applications.

 

Common relevant keywords:
Neoprene, Chloroprene Rubber, CR Elastomer, 70 Shore A Neoprene, General Purpose Neoprene, Neoprene O-rings, Neoprene Gaskets, Refrigerant Seals, Ozone Resistant Rubber, Weather Resistant Elastomers, Aging Resistant Neoprene, Industrial Neoprene Seals, Parker Neoprene Equivalent, Datasheet, TDS, Test Report, MTR, MSDS, SDS