PRIMUS 800004 Air Flow Restrictor 1/8″ MPT – 10989

The PRIMUS 800004 is a 1/8" male pipe thread (MPT) air-flow restrictor for PRIMUS respiratory equipment. It is a passive pneumatic component used to regulate air-flow rates in breathing circuits or gas-delivery assemblies. The restrictor is installed inline at connection points where flow control is required, typically as part of system assembly or maintenance protocols.