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251 Viton O-Ring 75A 5-1/8" ID 5-3/8" OD 1/8" W (pack of 10)

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$33 USD
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251 Viton O-Ring, 75A Durometer, Black, 5-1/8" ID, 5-3/8" OD, 1/8" Width (Pack of 10)

Viton O-ring with 75A durometer for sealing between cylindrical surfaces. Wide temperature range and chemical compatibility. Customers note precise fit and reliable leak resistance

Highlights

  • Viton chemical and fuel compatibility
  • 75A durometer for durability
  • AS568A standard compliance

Pros

  • Viton material compatible with chemicals and fuels
  • Round cross-section for effective sealing
  • Wide temperature range (-15 F to 400 F)
  • 75A hardness provides abrasion resistance
  • AS568A aerospace standard compliant

Cons

  • No explicit size variety beyond provided dimensions
  • Fixed cross-section and pack size

Best For

  • sealing cylindrical joints in fuel equipment
  • replacements for O-ring seals in firearms components
  • seal for SilencerCo switchback applications
  • fuel bottle closures
  • barrel seal replacements
  • heat-resistant sealing in chemical equipment

Features

  • Viton fluorocarbon elastomer withstands diverse chemicals and fuels
  • Round cross-section creates a seal between cylindrical surfaces
  • Operates from -15°F (-26°C) to 400°F (205°C) for broad temperature coverage
  • Durometer 75A provides resistance to penetration
  • Meets Aerospace Standard AS568A

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