Mutual Screw & Supply

0.21" CS X 1.85" ID Viton FKM O-Rings | AS568-328 | Dash 328 | 75 Durometer | Black (18 / Pkg.)

0.21" CS X 1.85" ID Viton FKM O-Rings | AS568-328 | Dash 328 | 75 Durometer | - Main image
$32.64 $51.81 In stock

Viton FKM o-rings in AS568-328, 1.85" inner diameter by 0.21" cross-section. Service range -15°F to +400°F (-26°C to +204°C). Also known as FKM, Fluoroelastomer.

Specifications

  • Product type: O-Ring
  • Material: Viton FKM
  • AS568 dash size: 328
  • Cross-section: 0.21" (5.33 mm)
  • Inner diameter: 1.85" (46.99 mm)
  • Durometer: 75 Shore A
  • Color: Black
  • Temperature range: -15°F to +400°F (-26°C to +204°C)
  • Measurement type: Imperial
  • Pack quantity: 18 per package
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Express Shipping · United States: $3.99

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United States · Return window (days after delivery): 30. Return method: By mail. Return postage: Seller pays.

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Customer Reviews (5.0 / 5 · 5 reviews)

Lucy L. ★★★★★

The cross-section thickness is exactly right for my application, and the 75 durometer feels sturdy without being hard to work with. Held up fine at 350°F for a full shift, still looked brand new when I pulled it apart.

Robert ★★★★★

I've been using these in a high-heat automotive application near the exhaust, and they haven't degraded at all after a few weeks. The 400°F rating gives them real staying power where standard rubber would have failed.

Emma ★★★★★

These Viton o-rings fit perfectly into my high-temp manifold, and the 75 durometer is firm enough to hold a solid seal. I'm really pleased they can handle up to 400°F without degrading, unlike the standard Buna-N ones I used before.