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CP75BK50-OR-221
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CS

0.139 in

(3.53 mm)

ID

1.421 in

(36.09 mm)

ORing cut reference

FFKM Canrez CP75BK50 O-Ring, Size: -221

Material: FFKM Canrez CP75BK50 O-Ring

Size: AS568 -221 O-Ring

Part Number: CP75BK50-OR-221

CanRez® (Canyon Components)

CP75BK50

FFKM (Perfluoroelastomer)

75

Shore A

High Temperature Material

USP Class VI

FDA Compliant

Color: Black

Detailed Description

CP75BK50-OR-221 is a Black, 75 Shore A, FFKM (Perfluoroelastomer) O-Ring made from CanRez® (Canyon Components). CanRez® (Canyon Components) CP75BK50 is manufactured with the following features & specifications: High Temperature Material, USP Class VI, FDA Compliant. CP75BK50-OR-221 is AS568 size -221 O-Ring also referred to as 3.53mm (Cross Sectional Diameter (CS)) x 36.09mm (Inside Diameter (ID)).


Material: FFKM Canrez CP75BK50 O-Ring


Size: AS568 -221, 3.53mm CS X 36.09mm ID (0.139" CS X 1.421" ID)

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Technical SpecificationValue
Compound NumberCP75BK50
BrandCanRez® (Canyon Components)
MaterialFFKM (Perfluoroelastomer)
ColorBlack
Durometer75 Shore A
High Temperature275 °C / 527 °F
Low Temperature-7 °C / 19 °F
Geometry Specifications
Cross Sectional GeometryO-Ring
Size StandardAS568
Size-221
Cross Section (CS)3.53 mm / 0.139 in
Inside Diameter (ID)36.09 mm / 1.421 in
Other Specifications

USP Class VI

FDA Compliant

ORing cut reference
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Canrez® CP75BK50 is a 75 Shore A black FFKM compound that is both USP Class VI and FDA 21 CFR 177.2600 compliant, making it ideal for medical, food, and high-purity process sealing applications. It provides near-universal chemical resistance and excellent high-temperature durability while maintaining a lower cost compared to other popular brands of FFKM materials. With a service temperature range of -7°C to 275°C (20°F to 527°F), CP75BK50 delivers long-lasting elasticity, low compression set, and stable performance under aggressive chemical and thermal exposure. Its clean formulation ensures compatibility with a wide range of solvents, process fluids, and sterilization methods.

 

CP75BK50 is designed for medical, pharmaceutical, food-grade, and chemical processing environments requiring both purity and durability. It performs exceptionally well in contact with solvents such as MEK, DMF, acetone, esters, ethers, ketones, aldehydes, and xylene. This Canrez® formulation combines regulatory compliance, high-temperature capability, and near-universal chemical compatibility for reliable sealing in critical sanitary and industrial applications.