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C1278-80-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 C1278-80 O-Ring, Size: -006

Material: NEO Parker C1278-80 O-Ring

Size: AS568 -006 O-Ring

Part Number: C1278-80-OR-006

Parker Seal® (Parker)

C1278-80

Neoprene® (Chloroprene)

80

Shore A

Low Compression Set

General Purpose Material

Color: Black

Detailed Description

C1278-80-OR-006 is a Black, 80 Shore A, Neoprene® (Chloroprene) O-Ring made from Parker Seal® (Parker). Parker Seal® (Parker) C1278-80 is manufactured with the following features & specifications: Low Compression Set, General Purpose Material. C1278-80-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 C1278-80 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 NumberC1278-80
BrandParker Seal® (Parker)
MaterialNeoprene® (Chloroprene)
ColorBlack
Durometer80 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
ORing cut reference
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Parker’s C1278-80 is an 80 Shore A black Neoprene (Chloroprene, CR) compound engineered for applications requiring higher hardness, controlled compression set, and dependable environmental resistance. With a service temperature range of -35°F to 225°F, it performs reliably in contact with paraffin-based mineral oils with low DPI, silicone oils and greases, water and water-based fluids at lower temperatures, refrigerants, ammonia, and carbon dioxide. Compared to nitrile, this compound offers improved resistance to ozone, weathering, and aging, making it suitable for outdoor, refrigeration, and industrial environments. The higher durometer provides enhanced extrusion resistance for static and moderate dynamic sealing conditions.

 

C1278-80 meets ASTM D2000 M2BC810 requirements and has limited compatibility with naphthenic mineral oils such as IRM 902 and IRM 903 and with glycol-based brake fluids. It 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 C1278-80 for higher-durometer neoprene sealing applications.

 

Common relevant keywords:
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