The balanced blade geometry is optimized for consistent air delivery

ensuring optimal fluid circulation efficiency

extending service life in grit-heavy systems

Vibration-Free Operation: Statically balanced to ensure smooth

this component is designed to shield the condenser coil and internal electrical components from debris

Siemens Building Technology 331-653 Clevis 323055-751 The balanced blade geometry isFor veteran technicians managing commercial air distribution, the Siemens Building Technology 331 653 Clevis is the industry standard for establishing a reliable, non slip mechanical connection. This forged steel clevis is specifically engineered for use with Siemens No. 3, No. 4, and No. 6 pneumatic damper actuators, providing the high strength pivot point required for consistent damper linkage performance. Whether you are performing a VAV box repair