Agilent 820330-030 Rapid Resolution HPLC Column Spacing Block (30 mm). A precision-engineered 30 mm spacing component designed to maintain exact alignment and component positioning within Agilent Rapid Resolution HPLC system enclosures. MPN / Catalog Model: 820330-030 (820330030) Manufacturer & Line: Agilent Technologies / 1200 & 1290 Infinity LC Series Parts Dimension & Spacing Spec: Formatted to provide precise 30 mm fixed spatial distance between fluidic hardware, column compartments, or module housings System Compatibility: Specifically engineered for use within Agilent Rapid Resolution HPLC and UHPLC modular systems Material Construction: Machined from high-grade, chemical-resistant materials to prevent degradation from solvent vapors and ensure long-term structural stability Maintenance & Operational Function: Simplifies column compartment configuration, prevents fitting stress, and ensures reproducible component positioning during routine service and system reassembly Primary Application: HPLC column compartment setup, module spacing alignment, hardware maintenance, and liquid chromatography system optimization