Ashcroft 202-203 Flanged Diaphragm Seals
The Ashcroft 202 and 203 series flanged diaphragm seals are engineered to protect your critical pressure measuring instruments from aggressive, corrosive, and clogging media. Utilizing a highly durable flanged connection, the 203 diaphragm seal ensures absolute process compatibility in harsh industrial environments.
As an authorized distributor and assembly center, BriceBarclay doesn’t just supply parts—we build solutions. Our in-house technicians can expertly mount, liquid-fill, and calibrate the Ashcroft 203 series directly to your specified pressure gauge or transmitter. Click “Contact us for quote” to submit your specifications for rapid pricing and lead times.
Features
- 316L stainless steel top housing (standard)
- Wide selection of diaphragm and lower housing materials
- Diaphragm welded (metallic) or bonded (elastomer) to top housing
- Flush port (type 203) provides easy cleaning / flushing due to process media prone to clogging
Applications
- Process Market
- Oil and Gas
- Refineries
- Chemical and Petrochemical
- Water and Wastewater
- Process Applications
- Oil and Gas Fracking
- NACE Compliant Processes (Sour Gas Separation)
- Biogas and Biodeisel

CRN
NACE
ASME