Fluorosilicone 80 Durometer O-Ring, Low-Friction PTFE-loaded, Rust (L1186-80) | Product Series

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Fluorosilicone 80 Durometer O-Ring, Low-Friction PTFE-loaded, Rust (L1186-80)

Fluorosilicone 80 Durometer O-Ring, Low-Friction PTFE-loaded, Rust (L1186-80)

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Parker's fluorosilicone (FVMQ) O-rings are very compatible with oils and gases.

Technical Specifications

  • Inside Diameter: 0.029 to 25.940 inch
  • Width: 0.04 to 0.275 inch
  • Polymer Material Options: Fluorosilicone Rubber (FVMQ)
  • Minimum Operating Temperature: -85 °F
  • Maximum Operating Temperature: 350 °F
  • Durometer: 80 Shore A
  • For Fluid Type: Fuel, Solvent
  • Industry: Aerospace
  • Specifications Met: None, AMS 3238
  • Region of Origin: North America
  • Internally Lubricated: No
  • Color: Rust
  • Thermal Application Type: Low and High Temperature (< -30°F, > 250°F)

Full Product Description

Parker's fluorosilicone (FVMQ) contains trifluoropropyl groups next to the methyl groups. The mechanical and physical properties are very similar to VMQ. However, FVMQ offers improved fuel and mineral oil resistance but poor hot air resistance when compared with VMQ.

• Heat resistance
• Up to 177°C (350°F) max
• Cold flexibility
• Down to approximately -73°C (-100°F)
• Chemical resistance
• Aromatic mineral oils (IRM 903 oil)
• Fuels
• Low molecular weight aromatic hydrocarbons (benzene, toluene)
• Used for PTFE Loaded

*Custom sizes and coatings/markings are available upon request. Contact Parker O-Ring Division at 859-269-2351 for design and pricing assistance.

Related Documents

Literature and Reference Materials
Aerospace Reference Guide--5800
Parker O-Ring Handbook --ORD 5700
Parker O-Ring Material Offering Guide--5712
Parker O-Ring eHandbook
Parker O-Ring eHandbook
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Compound Shrink Class
Diagnosing damaged O-rings
O-Ring Division Frequently Asked Questions
VIDEO: How to lubricate an O-ring
VIDEO: Proper installation of an O-ring Face Seals
VIDEO: Proper installation of an O-ring Female Radial Seal
VIDEO: Proper installation of an O-ring: Dovetails
VIDEO: Proper installation of an O-ring: Male Radial
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Seal Failure Modes: Diagnosis and Solutions--Webinar
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