SeaLife O Ring (1) for ReefMaster RM-4K Housing
SeaLife O Ring (1) for ReefMaster RM-4K Housing is backordered and will ship as soon as it is back in stock.
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Product Information
The SeaLife O-Ring Set for ReefMaster RM-4K Housing is a replacement o-ring for the SeaLife ReefMaster RM-4K underwater camera housing, sold as a single o-ring (SKU SL3517) to replace a worn or damaged seal.
Who it is for
This o-ring is for ReefMaster RM-4K Housing owners who need to replace the seal as part of routine maintenance or after noticing wear, to help maintain the housing's seal integrity.
Key details
- Compatible with the SeaLife ReefMaster RM-4K Housing
- Quantity included: one o-ring
- Weight: 0.10 lbs
- Dimensions: 7 x 4 x 1 in
- MPN: SL3517
- Manufacturer instructs: do NOT apply o-ring lubricant to this o-ring during installation
Compatibility and sizing
This o-ring is designed specifically for the SeaLife ReefMaster RM-4K Housing.
What's in the box
- 1 o-ring
DiveCatalog.com is an authorized SeaLife dealer and a dive shop in Irvine, California since 2003. Call or chat with us if you have questions about fit or compatibility with your ReefMaster RM-4K Housing.
- Replacement part: Replacement o-ring for the SeaLife ReefMaster RM-4K Housing.
- Quantity: Set includes one o-ring.
- No lubricant: Manufacturer instructs not to apply o-ring lube to this o-ring during installation.
- Compact size: Dimensions of 7 x 4 x 1 in.
- Lightweight: Weighs 0.10 lbs.
- MPN: Identified by manufacturer part number SL3517.
| SKU/MPN | SL3517 |
| Weight | 0.10 lbs |
| Dimensions | 7 x 4 x 1 in |
| Quantity Included | One o-ring |
| Compatibility | SeaLife ReefMaster RM-4K Housing |
| Barcode | 077068935179 |
- 1 o-ring
⚠️ WARNING: This product contains chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information, visit www.P65Warnings.ca.gov.
Frequently Asked Questions
How many o-rings come in this SeaLife O-Ring Set?
This set includes one o-ring, despite the product name referencing a "set." It is a single replacement o-ring for the SeaLife ReefMaster RM-4K Housing, identified by MPN SL3517.
Should I apply lubricant to this o-ring before installing it?
No. The manufacturer specifically instructs that o-ring lubricant should not be applied to this o-ring during installation on the ReefMaster RM-4K Housing. Follow this instruction to match manufacturer guidance for this specific part.
Is this o-ring compatible with other SeaLife housings?
This o-ring is listed as compatible with the SeaLife ReefMaster RM-4K Housing. The manufacturer research does not list compatibility with other SeaLife housing models, so confirm fit for your specific housing before ordering.












