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COMPRESSION RINGS<strong>Hastings</strong>’ compression rings are the product of nearly 100 years of design,process and manufacturing output, including an in-house foundry andfinely tuned systems for testing, simulation, and production.14800-776-1088 • www.hastingsmfg.com
SECOND COMPRESSION RINGSSecond compression rings scrape oil and prevent it from reaching the combustion chamber. They also provide a second seal fortrapping combustion gases and aid in heat transfer.DESIGN STRENGTHS & APPLICATIONSThere are several options for second ring profiles, each providing specific advantages depending on the particular application.Reverse Torsional Taper Face Profile• Reverse twist along with a tapered ringface creates bottom edge scraping• Reverse twist promotes side sealing thatprevents oil from being forced under andbehind the ring, resulting in betteroil economy• Very common second ring profile in moderngas engines• Multiple scraper face geometries withalternative iron choices at various tensionsTorsional Profile• Twist in ring creates low edge O.D. contact,scraping oil down the cylinder wall• Sharp edge contact helps speed break-inWiper Profile• An additional groove machined into the bottomedge of the ring face provides both twist and anoil accumulator for improved oil scrapingand oil economy volumeReverseTorsionalTaper FaceTorsionalWiperWe can collaborate with our customer todesign a unique product for specializedapplications.800-776-1088 • www.hastingsmfg.com15
Page 2 and 3: WHO WE AREFor nearly 100 years Hast
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R - Hastings

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