

💧 Seal the deal with every flush—never compromise on leak-proof reliability!
This 6-pack of Captain O-Ring H-553 replacement seals offers precision-fit, synthetic rubber O-rings designed exclusively for Sloan Royal and Regal flushometer valves. Each 1.38-inch diameter O-ring ensures a watertight seal when installed in the tailpiece groove, recommended for replacement with every disconnection to maintain leak-free operation. Manufactured by Captain O-Ring LLC, these durable gaskets provide professional-grade reliability and value for plumbing maintenance.




| ASIN | B0BLWL3P4F |
| Batteries Required? | No |
| Batteries included? | No |
| Colour | black |
| Customer Reviews | 4.6 4.6 out of 5 stars (64) |
| Cutting Diameter | 1.38 Inches |
| Date First Available | 3 Dec. 2022 |
| Item Weight | 18 g |
| Item diameter | 1.38 Inches |
| Item model number | H-553 |
| Manufacturer | Captain O-Ring LLC |
| Material | Synthetic Rubber |
| Number of Pieces | 6 |
| Part number | H-553 |
C**E
Quality product
M**.
Quality is good, the size is a little smaller than the original. It works, thats all it matters.
C**N
These save me big time! Lots of common leaks with flushometers. This will be very handy!
M**L
Exact fit
M**C
Props to the captain this worked perfect. I will be using Capt o ring again
Trustpilot
1 month ago
3 days ago