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Stopcock parts and components give stopcocks a wider range of uses. Stopcock plug assemblies are also produced to replace parts in existing lab equipment. Plastic replacement stopcock parts and components, when paired with a stopcock, are often used in conjunction with separatory funnels, Schlenk flasks and burettes.
Size 329 FETFE o-ring, Pack/3. An ACE exclusive compound which is a fluoroelastomer with TFE additives. It has good compression set along w/ excellent temperature and chemical compatibility. Generally black or white. USP Class VI material.
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Chemglass O-Ring #034 is a white perfluoroelastomer (FFKM) seal made from Simriz 486. It provides broad chemical resistance, USP Class VI cleanliness, and elevated temperature performance for demanding laboratory, pharmaceutical, and semiconductor sealing applications.
Perfluoroelastomer (FFKM) material with USP Class VI certification.
White color.
Hardness 75 Shore A.
Temperature range -7°C to +230°C.
Tensile strength 2,620 psi.
Supplied individually (each).
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Small and Specialty Supplier Partner Small and/or specialty supplier based on Federal laws and SBA requirements. Learn More
Perfluoro (FFKM) O-ring for high-performance sealing applications; white, size 214, provides high thermal stability and broad chemical resistance suitable for laboratory and process use.
Provides superior chemical resistance to acids, bases, and common solvents.
Wide service temperature range from -7 to 230° C.
White perfluoro (FFKM) formulation for high-purity applications.
Compatible with aggressive chemistries including chlorinated solvents and amines.
Suitable for seals and fittings in laboratory and process equipment.
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Small and Specialty Supplier Partner Small and/or specialty supplier based on Federal laws and SBA requirements. Learn More
The Chemglass CG-309-Z-013 O-ring is made from Simriz 486 perfluoroelastomer (FFKM) to provide broad chemical resistance and elevated temperature performance for dry-process applications. Supplied white with a 75 Shore A durometer, it is compatible with AS568-013 standard O-ring fittings.
Material: Perfluoroelastomer (FFKM).
Compatible AS568 size: #013.
Color: White.
Durometer: 75 Shore A.
Temperature range: -7°C to +230°C.
Typical applications: Aggressive dry process chemistries, including reactive plasmas.
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Small and Specialty Supplier Partner Small and/or specialty supplier based on Federal laws and SBA requirements. Learn More
Perfluoro (FFKM) O-ring, size #132, is a perfluoroelastomer sealing ring designed for high chemical and thermal resistance in laboratory glassware, fittings, and process equipment.
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Perfluoro (FFKM) o-ring, white, size #331, engineered for high chemical and thermal resistance in laboratory glassware seals and o-ring joints. Suitable for demanding chemical environments where broad solvent compatibility and elevated service temperature are required.
Perfluoro (FFKM) material for superior chemical resistance.
White color for clear identification.
Effective service temperature range: -7 to 230° C.
Compatible with acids, inorganic bases, alcohols/ethers, hydrocarbons, esters, aldehydes/ketones, amines, and chlorocarbon solvents.
Designed for o-ring joints and seals in laboratory glassware and reaction vessels.
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Small and Specialty Supplier Partner Small and/or specialty supplier based on Federal laws and SBA requirements. Learn More
Chemglass perfluoro (FFKM) O-ring in size #117 made from a high-purity perfluoroelastomer. It is designed to provide broad chemical resistance and biocompatibility for sealing laboratory glassware joints, vacuum traps, and reaction vessel lids.
Perfluoro (FFKM) material provides broad chemical resistance.
White color enables visual inspection.
Class VI biocompatibility for pharmaceutical and semiconductor use.
75 durometer hardness for reliable sealing performance.
Suitable for vacuum and high-purity laboratory applications.
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Small and Specialty Supplier Partner Small and/or specialty supplier based on Federal laws and SBA requirements. Learn More
Replacement perfluoroelastomer O-ring made from Simriz 486 FFKM. Size #122, white, and certified to Class VI. Intended as a spare sealing element for drain valves, stems, control knobs, and reaction vessel lids.
Perfluoroelastomer (FFKM) material for broad chemical resistance.
White color for visual identification.
Class VI biocompatibility certification.
Fits O-ring size number 122.
Used as a replacement sealing element for drain valves and reaction vessel lids.
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Small and Specialty Supplier Partner Small and/or specialty supplier based on Federal laws and SBA requirements. Learn More
These perfluoroelastomer (FFKM) O-rings use Simriz 486 material to provide broad chemical resistance and high temperature stability for demanding laboratory and semiconductor applications. They are produced in white color and are certified to USP Class VI for biocompatibility.
Perfluoroelastomer (FFKM) construction for broad chemical compatibility and plasma resistance.
White color and USP Class VI certification for biocompatibility.
Hardness, Shore A: 75.
Temperature range: -7°C to +230°C.
Tensile strength: 2,620 psi.
Suitable for vacuum traps and glassware O-ring joints.
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Small and Specialty Supplier Partner Small and/or specialty supplier based on Federal laws and SBA requirements. Learn More
Chemglass CG-309-B-112 is a perfluoroelastomer (FFKM) O-ring intended for high chemical resistance and elevated-temperature sealing applications. The ring is size #112 and is supplied black; it is suitable as a replacement seal for laboratory fittings and components exposed to aggressive chemicals and heat.
Material: Perfluoroelastomer (FFKM).
Size: #112.
Color: Black.
Hardness: 75 Shore A.
Temperature range: -7°C to +230°C.
Tensile strength: 2690 psi.
Packaging: Sold individually (each).
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Small and Specialty Supplier Partner Small and/or specialty supplier based on Federal laws and SBA requirements. Learn More
Chemglass O-ring manufactured from Simriz 486 perfluoroelastomer (FFKM) provides high purity, broad chemical resistance, and elevated temperature stability for demanding laboratory and semiconductor processes.
High chemical resistance to aggressive solvents and process chemistries.
White, high-purity perfluoroelastomer suitable for clean-room applications.
Heat resistance up to 220 °C.
Certified USP Class VI and produced in ISO-certified clean rooms.
Commonly used with O-ring joints and vacuum trap seals.
Encompass Procurement Services Non-distribution item offered as a customer accommodation; additional freight charges may apply. Learn More