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Stainless steel press-fit reducer fitting 3/4 to 1/2 inch

Viega

Viega Megapress Stainless 316 Reducer 3/4 x 1/2 90335

SKU CH-C9DC-SDG8M

Press-fit stainless steel reducer joins 3/4 in and 1/2 in tubing for potable water at 200 psi

  • Press-fit connection installs without threading or soldering
  • Stainless steel grade 316 resists corrosion in potable water systems
  • EPDM O-ring seals up to 200 psi operating pressure
  • Reduces 3/4 in to 1/2 in tube size in a straight connector
  • Overall length 3 7/16 in fits standard plumbing layouts

Viega Megapress Stainless 316 Reducer

This press-fit reducer joins 3/4 inch tube to 1/2 inch tube in potable water systems. It is made from grade 316 stainless steel with an EPDM O-ring for corrosion resistance. Installers use it where a straight, leak-free transition between different pipe sizes is required. The fitting carries part number 90335 for easy identification.

Sustained pressure performance

The fitting is rated for a maximum operating pressure of 200 psi in continuous service. Grade 316 stainless steel maintains structural integrity under prolonged load without the degradation seen in lower alloys. The press-fit connection creates a permanent mechanical seal that does not rely on thread tape or solder joints. This design resists loosening from vibration or thermal cycling over the system lifetime.

Build quality and daily implications

The straight reducing connector measures 3 7/16 inches overall, fitting into tight pipe runs without extra offset fittings. Both ends use the same press-fit profile so a single tool completes both connections in one workflow. EPDM O-ring material suits hot and cold potable water without contaminating the supply. No bolt holes or flanges mean a smooth exterior that clears insulation and brackets easily.

Highlights

  • Press-fit connection installs without threading or soldering
  • Stainless steel grade 316 resists corrosion in potable water systems
  • EPDM O-ring seals up to 200 psi operating pressure
  • Reduces 3/4 in to 1/2 in tube size in a straight connector
  • Overall length 3 7/16 in fits standard plumbing layouts

Specifications

BrandViega Megapress Stainless 316

Questions about this item

Does the Viega Megapress Stainless 316 reducer generate any noise, heat or power draw when it is in service all day?

The fitting is a passive crimp component with no moving parts, so it produces no noise, no heat and draws no power during continuous operation.

What tools and pipe must I already have to install this 3/4" x 1/2" press-fit reducer?

You need a compatible press tool and jaws for Viega Megapress, plus 3/4 in and 1/2 in stainless-steel tubing cut to length and deburred.

Will this Grade 316 reducer with EPDM O-rings work alongside older copper or carbon-steel piping in the same system?

Grade 316 stainless is compatible with copper and carbon steel in potable-water systems, and the EPDM seals are rated for the same 200 psi maximum pressure.

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