Spirax Sarco PN 9100 Diaphragm Kit
The Spirax Sarco PN 9100 diaphragm kit is engineered for high-precision steam control applications, providing reliable membrane performance for Spira-trol„¢ control valve systems. Built from industrial-grade elastomer, it ensures stable actuator movement, long service life, and consistent sealing under demanding conditions.
Manufacturer: Spirax Sarco
Type: Diaphragm Kit / Membrane kit for use with Spira-trolTM Control Valve
Model: PN 9100
Code: 3579182-0
Technical Information
- Air supply connection: G1/4NPT
- Actuator travel: 20 mm
- Material: Industrial-grade elastomer
- Design: Circular diaphragm with multiple mounting holes
- Center Opening: Precision cut for valve stem
- Compatibility: Spirax Sarco PN Series valve assemblies
This diaphragm kit is recommended for users who need a reliable replacement component to maintain accurate valve modulation and prevent operational downtime. Its durable elastomer construction makes it ideal for steam, condensate, and general industrial process control systems. Selecting genuine Spirax Sarco replacement parts ensures optimum performance, extended actuator life, and reduced maintenance frequency.








