O-Ring Set for SeaLife SportDiver Ultra Housing


Replacement O-ring for the SeaLife SportDiver ULTRA smartphone housing.

1 Year Limited Warranty: 1 Year

Extended Warranty Information

How to buy: SeaLife has a US and international dealer network, we encourage you to contact your nearest stocking SeaLife dealer. Your nearby SeaLife retailer can help you make the right selection and support your SeaLife equipment with accessories and servicing if needed. Please see our dealer locator here. We have dealers and distributors worldwide; if you’re not able to find a SeaLife merchant near you, you may purchase from us directly.

How to Replace SportDiver Ultra O-Rings
What's Included

How to Replace SportDiver Ultra O-Rings


  1. Lift and remove O-rings from their grooves using the O-ring removal tool.
  2. Clean the O-ring grooves using a dampened, lint-free cotton cloth.
  3. Apply thin film of SeaLife Silicone O-ring lube (item SL9807) to the new O-rings.
    Use fingertips to evenly spread the lube. Don’t stretch the O-rings.
  4. Install new, lubed O-rings in their groove being careful not to twist the O-rings. Install the main O-ring seal with flatside facing inwards.
  5. Check that O-rings are clean and evenly seated in their groove.

What's Included

One (1) O-ring for SportDiver Ultra Housing main seal
One (1) O-ring for SportDiver Ultra Housing vacuum check port

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