
Image shown is representative and may differ from the actual product in size, proportions, and color shade
0.394 in
(10.00 mm)
4.724 in
(120.00 mm)

FFKM Chemraz 505 O-Ring, Size: 10X120
Material: FFKM Chemraz 505 O-Ring
Size: Metric 10X120 O-Ring
Part Number: GPC505-OR-10X120
Chemraz® (Greene Tweed)
505
FFKM (Perfluoroelastomer)
75
Shore A
Color: Black
Detailed Description
GPC505-OR-10X120 is a Black, 75 Shore A, FFKM (Perfluoroelastomer) O-Ring made from Chemraz® (Greene Tweed). It is a 75 durometer FFKM (Perfluoroelastomer). GPC505-OR-10X120 is Metric size 10X120 O-Ring also referred to as 10mm (Cross Sectional Diameter (CS)) x 120mm (Inside Diameter (ID)). Material: 75 Durometer FFKM Chemraz 505 O-Ring Size: Metric 10X120, 10mm CS X 120mm ID (0.394" CS X 4.724" ID)
| Technical Specification | Value |
|---|---|
| Compound Number | GPC505 |
| Brand | Chemraz® (Greene Tweed) |
| Material | FFKM (Perfluoroelastomer) |
| Color | Black |
| Durometer | 75 Shore A Hardness |
| High Temperature | 230 °C / 446 °F |
| Low Temperature | -30 °C / -22 °F |
| Geometry Specifications | |
| Cross Sectional Geometry | O-Ring |
| Size Standard | Metric |
| Size | 10X120 |
| Cross Section (CS) | 10.00 mm / 0.394 in |
| Inside Diameter (ID) | 120.00 mm / 4.724 in |
Greene Tweed’s Chemraz® 505 is a 75 Shore A black perfluoroelastomer (FFKM) widely recognized as a universal sealing compound for chemically aggressive and mixed-media environments. It offers broad chemical compatibility across acids, caustics, aldehydes, esters, ethers, aromatics, hot water, steam, amines, alcohols, ketones, and common solvents such as DMF, THF, and MTBE. With a service temperature range of -30°C to 230°C (-22°F to 446°F), Chemraz® 505 performs reliably in subzero conditions as well as elevated-temperature process systems. Its relatively low compression set supports sealing integrity through temperature and pressure cycling, shaft misalignment, and long-term service.
Chemraz® 505 is commonly used in O-rings, gaskets, and custom shapes for mechanical seals, valves, pump housings, reactors, compressors, mixers, sampling and metering equipment, and instrumentation. It is well suited for chemical processing plants, multisubstance facilities, and applications involving frequent media changes. This perfluoroelastomer formulation combines mechanical strength, low-temperature capability, and broad chemical resistance for dependable performance in harsh industrial environments. Canyon Components offers equivalent FFKM materials designed to meet similar chemical, temperature, and performance requirements for these applications.
Common relevant keywords:
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