SUC209-28 SSUC209-28 ,MUC209-28 ,SUC209-28G UC209-28 Stainless Steel Insert Bearing 1-3/4" Bore Precision Machining: Precision-crafted components reduce internal friction and energy loss, enhancing compressor efficiency and maintaining stable airflow for HVAC and pneumatic systems. Durable Construction: Industrial-grade alloys resist high temperatures , ensuring long-term reliability in heavy-duty applications like refrigeration and manufacturing. Versatile Compatibility: Compatible with piston, rotary, and scroll compressors, offering seamless integration for industrial machinery, automotive systems, and refrigeration units. Noise Reduction: Engineered designs minimize vibration and operational noise, improving workplace safety and extending equipment lifespan in commercial settings. Easy Installation: Strict quality control guarantees precise dimensions and smooth assembly, reducing downtime during repairs or upgrades for air tools and industrial setups.