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Mr O-Ring 249 Viton O-Ring, 90A, 4-7/8" ID / 5-1/8" OD, 1/8" CS (pack of 10)

Mr O-Ring ★ 3.6/5 · ItemOracle Score Mid-Range

$42 USD
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Mr O-Ring 249 Viton O-Ring - 90A Durometer, 4-7/8" ID, 5-1/8" OD, 1/8" CS, Black (Pack of 10)

Viton 249 O-Ring with 90A durometer in black. Nominal dimensions: ID 4-7/8", OD 5-1/8", cross-section 1/8". Pack of 10 for multiple applications

Highlights

  • Viton 249 material
  • 90A durometer
  • pack of 10

Pros

  • Viton material for chemical resistance
  • 90A durometer for moderate rigidity
  • Includes multiple O-rings in a pack
  • Black color for visibility and corrosion resistance

Cons

  • Dimensions are nominal only
  • Pack size fixed at 10

Best For

  • seal replacements in fluid systems
  • bypass gasket where Viton is compatible
  • maintenance of hydraulics and pneumatics
  • repair kits for equipment with 4-7/8" ID seals
  • replacement parts for matched-diameter housings

Features

  • Viton O-Ring, 90A durometer for compatibility with high-heat applications
  • Nominal 4-7/8" ID and 5-1/8" OD with 1/8" cross-section
  • Actual dimensions: 4.859" ID, 5.137" OD, 0.139" CS
  • Metric size: 123.42 mm ID
  • Pack of 10 black O-rings

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