Rotating for boat propeller shafts seal SA-series

stern tube

SELF-ALIGNING SHAFT SEALS | SA-SERIES $474.38 – $3,857.15 Self-aligning shaft seal that combines the benefits of a “dripless” mechanical seal with the bullet proof reliability and performance of a traditional bronze stuffing box. Simply put, our heavy duty self-aligning shaft seals are the safest and must dependable shaft sealing device on the market. Size Selection: Sizing is based on your boat’s propeller shaft diameter and the outside diameter (O.D.) of your boat’s shaft tube/stern tube. Advantages of an R.E. Thomas self-aligning shaft seal: No rubber bellow to tear or lose compression and cause flooding. No stainless rotor to slip on the shaft and cause flooding. No carbon stator (sealing face) to crack and cause flooding. No cheap nylon hose fitting to snap or break off and cause flooding. No o-ring or lip seals to fail and cause flooding. Compatible with most stern tube arrangements or with our industry leading intermediate shaft bearing assembly. Refer to our sizing guide to determine the correct seal based on your boat’s shaft diameter and stern tube/shaft log O.D. (outside diameter). SA Sériés - Water fed self-aligning shaft seal that is safer and performs better than so-called "dripless" or "packless" mechanical seals. Compatible with most shaft tube (stem tube) arrangements. Refer to sizing guide below to détermine correct part # based on shaft diameter and shaft tube size.