Mutual Screw & Supply

0.21" CS X 0.912" ID EPDM O-Rings | AS568-317 | Dash 317 | 70 Durometer | Black (110 / Pkg.)

0.21" CS X 0.912" ID EPDM O-Rings | AS568-317 | Dash 317 | 70 Durometer | Black - Main image
$33.3 $50.46 In stock

EPDM o-rings in AS568-317, 0.912" inner diameter by 0.21" cross-section. Service range -65°F to +300°F (-54°C to +149°C). Also known as EPM, EPR, Nordel, Vistalon.

Specifications

  • Product type: O-Ring
  • Material: EPDM
  • AS568 dash size: 317
  • Cross-section: 0.21" (5.33 mm)
  • Inner diameter: 0.912" (23.16 mm)
  • Durometer: 70 Shore A
  • Color: Black
  • Temperature range: -65°F to +300°F (-54°C to +149°C)
  • Measurement type: Imperial
  • Pack quantity: 110 per package
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Express Shipping: Handling (business days) 0–1; Transit (business days) 7–15.

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Standard Shipping · United States: $0.00

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)

Hannah ★★★★★

The -65°F to +300°F rating is exactly why I grabbed these for a hot water setup, and they’ve held up without any swelling. The 70 durometer feels firm but not brittle when I stretch them over the flange, which is a relief. Just wish the pack wasn’t so huge, but that’s a good problem to have.

Kevin ★★★★★

I’ve been using these to replace old seals on a pneumatic line that sees temperatures around 250°F, and the EPDM material is holding up perfectly so far—much better than the previous Buna-N rings I tried. The 0.912" ID slid right onto the fitting without any forcing, and at 70 durometer they feel fi

Adam R. ★★★★★

Perfect fit for the hydraulic cylinder on my press—the 0.912" ID seals snugly with no leaks. The EPDM rubber feels durable and handles heat well so far.