We take cryptocurrency — so the coins you hold can buy real hardware.Pay in crypto, spend it on real hardware. Free insured shipping worldwide over $399. Plain, unbranded boxes, sent from Germany.Free insured shipping over $399. Your rate is locked for 30 minutes once checkout opens.Rate locked 30 minutes. Every item sealed, serial-checked and covered by a 24-month warranty.Sealed, 24-month warranty.

Saved items Sign in
Brass valve seat for Symmons Safetymix and 800 series

Symmons Industries, Inc.

Symmons Industries, Inc. SC-3 Valve Seat, Safetymix 1960-Date & 800 Series, Brass

SKU CH-K4WT-GMK2M

Brass valve seat with gasket fits Safetymix 1960 onward and 800 Series Hydapipe

  • TypeTools
  • Renewable brass seat extends valve life
  • Fits Safetymix series from 1960 onward
  • Compatible with 800 Series Hydapipe installations
  • Non CEC compliant for unrestricted applications
  • Gasket included for reliable leak-free seal

Symmons SC-3 Valve Seat, Brass

The Symmons SC-3 is a renewable brass valve seat with gasket designed for Safetymix series valves from 1960 onward and 800 Series Hydapipe units. It serves plumbers and facility managers repairing or maintaining these specific Symmons valve bodies.

Non-CEC compliant renewable seat

This seat is not CEC compliant and functions as a direct replacement component within the valve assembly. It restores sealing performance during rebuilds without requiring modification to the existing valve body or piping.

Verify Safetymix or 800 Series compatibility

Confirm the installed valve is a Safetymix series dated 1960 to present or an 800 Series Hydapipe before ordering. This seat does not fit other Symmons valve families or competing brands.

Highlights

  • Renewable brass seat extends valve life
  • Fits Safetymix series from 1960 onward
  • Compatible with 800 Series Hydapipe installations
  • Non CEC compliant for unrestricted applications
  • Gasket included for reliable leak-free seal

Specifications

BrandSymmons
TypeTools

Questions about this item

Will the brass SC-3 valve seat handle constant hot-water flow without noise or heat damage?

The brass construction resists corrosion and withstands normal hot-water temperatures in Safetymix and 800 Series valves, so it runs quietly and without heat-related wear during all-day use.

What existing valve body must I already have for this SC-3 seat to fit?

You need a Symmons Safetymix valve (1960 to date) or an 800 Series Hydapipe valve; the SC-3 seat threads directly into those bodies with the included gasket.

Can I install this SC-3 seat in an older Safetymix valve from the 1960s alongside the original brass internals?

Yes, the SC-3 is designed for Safetymix series 1960 to date, so it mates with vintage brass stems and seats without modification.

Also in this aisle

People compared these

Same shelf, same checkout — eight coins and a 30-minute rate lock.