Perfluoroelastomer (FFKM) O-Rings

Perfluoroelastomer (FFKM) O-Rings

O-Rings » Perfluoroelastomer (FFKM) O-Rings

Perfluoroelastomer (FFKM) o-rings and custom molded seals are available from Munaco Sealing Solutions, Inc. FFKM seals and o-rings are designed to be the most versatile compounds that maximize resiliency and minimize chemical and thermal degradation. While all FFKM products are an excellent choice for most severe applications, there are specialty compounds for very specific applications i.e. low temperatures, high temperatures, organic acids, sour gas, etc. Call Munaco for help choosing the right perfluoroelastomer seals for your application.

  • -100F to 600F
  • High pressures with certain gland designs
  • High resiliency achieved with some compounds
  • Low out-gassing for ultra pure applications
  • Commonly in black, white for FDA & high purity, and translucent white


  • Long design life in sever service applications
  • Excellent choice for organic acids
  • Seal ultra-high vacuum equipment
  • For use with aliphatic hydrocarbons
  • Sour gas & chlorinated hydrocarbons resistant

  • FFKM, perfluouroelastomers
  • DuPont™ Kalrez®
  • GreeneTweed Chemraz®
  • Parker PAROFLUOR®
  • PPE Perlast®
  • Simrit Simriz®
  • Greene Tweed Voraz™
  • O-Ring Sizes AS568 Standard
  • MIL-SPEC, MS28775, AS568
  • ISO 6149, ISO 3601-1
  • SAE J1926, BS 1806
  • DIN 3721, JIS B2401
  • Custom molded seals in any geometry or complexity

Pumps & Valves

Down Hole Tools

FDA Compliant

Oil & Gas




Chemical Processing

Battery Enclosures

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Contact us by Phone800-986-2055