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this specific part number is dedicated to the 043B and 496 series
The Sensus 143-16-021-04 Blue Spring is a critical calibration component engineered specifically for Sensus 243-12 and 121-12 gas pressure regulators
This model serves as the high-performance direct replacement for the obsolete 50-203-02
using the correct orifice part number 143-62-023-37 is critical for achieving the specified SCFH flow capacity and ensuring over-pressurization protection when paired with the appropriate internal relief valve (IRV) setup
Universal 1/8-inch NPT barbed air connection simplifies integration with existing pneumatic control systems
Lau 60331503 Bushing 318423-701 this specific part number isThe Lau 60331503 Bushing is a high performance H Series Split Taper Bushing engineered for precision power transmission in commercial and industrial HVACR systems. Built for the rigorous demands of blower and fan assemblies, this critical component provides a secure, reliable connection between the drive shaft and the hub. This specific model features a 1 3 8" bore size complemented by a standard 5 16" x 5 32" keyseat, ensuring an exact fit and
