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CP90BK21-OR-009
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CS

0.070 in

(1.78 mm)

ID

0.208 in

(5.28 mm)

ORing cut reference

FFKM Canrez CP90BK21 O-Ring, Size: -009

Material: FFKM Canrez CP90BK21 O-Ring

Size: AS568 -009 O-Ring

Part Number: CP90BK21-OR-009

Canrez® (Canyon Components)

CP90BK21

FFKM (Perfluoroelastomer)

90

Shore A

Ultra Low Temperature Material

Anti-Explosive Decompression

AED NORSOK M710

Color: Black

Detailed Description

CP90BK21-OR-009 is a Black, 90 Shore A, FFKM (Perfluoroelastomer) O-Ring made from Canrez® (Canyon Components). Canrez® (Canyon Components) CP90BK21 is manufactured with the following features & specifications: Ultra Low Temperature Material, Anti-Explosive Decompression, AED NORSOK M710. CP90BK21-OR-009 is AS568 size -009 O-Ring also referred to as 1.78mm (Cross Sectional Diameter (CS)) x 5.28mm (Inside Diameter (ID)).


Material: FFKM Canrez CP90BK21 O-Ring


Size: AS568 -009, 1.78mm CS X 5.28mm ID (0.070" CS X 0.208" ID)

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Technical SpecificationValue
Compound NumberCP90BK21
BrandCanrez® (Canyon Components)
MaterialFFKM (Perfluoroelastomer)
ColorBlack
Durometer90 Shore A
High Temperature220 °C / 428 °F
Low Temperature-46 °C / -51 °F
Geometry Specifications
Cross Sectional GeometryO-Ring
Size StandardAS568
Size-009
Cross Section (CS)1.78 mm / 0.070 in
Inside Diameter (ID)5.28 mm / 0.208 in
Other Specifications

Anti-Explosive Decompression

AED NORSOK M710

ORing cut reference
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Canrez® CP90BK21 is a 90 Shore A black FFKM compound engineered for ultra-low-temperature sealing applications that demand both rigidity and chemical durability. It provides near-universal chemical resistance and maintains elasticity down to -46°C (-51°F), making it ideal for environments where conventional FFKMs lose flexibility. With a service temperature range of -46°C to 220°C (-51°F to 428°F), CP90BK21 delivers reliable performance and dimensional stability in extreme cold and chemically aggressive conditions. Its high durometer design ensures excellent extrusion resistance and long-term sealing integrity under pressure.

 

CP90BK21 is well-suited for ultra-low-temperature valves, pumps, and sealing components in chemical processing and oil and gas applications. It resists degradation from harsh solvents, fuels, and process fluids while maintaining strength through thermal cycling. This Canrez® formulation combines high durometer strength, low-temperature flexibility, and broad chemical compatibility for dependable performance in demanding cryogenic and industrial environments. Compare to other popular brands of FFKM materials such as Kalrez® 0090 and 0040.