Ashcroft 200-201 Threaded Diaphragm Seals
The Ashcroft® 200 and 201 threaded diaphragm seals or isolation devices protect pressure measuring instruments. Used when process compatibility is required, these are also applied when media exhibits high temperature or the potential to clog an instrument connection. Ideal for satisfying many challenging applications.

Specifications:
Style:
Type 200: Threaded
Type 201: Threaded with flushing port
Process size:
NPT female: 1/4″ to 1 1/2″
NPT male: 1/4″ to 1″
Rating:
Rated up to 2,500 psi, optional 5000psi
Key Features:
- Wide selection of diaphragm and lower housing materials
- Diaphragm welded (metallic) or bonded (elastomer) to top housing
- Flushing port (type 201) provides easy cleaning / flushing due to process media prone to clogging
King Mechanical Speciality is an Authorized Distributor of Ashcroft Gauges, Diaphragm Seals, Transducers, Transmitters, and Switches. We stock a variety of sizes and ship orders same day. Our engineering team offers custom integrated process skid fabrication to meet your specific design and process requirements.