Used on a8555-061 governor diesel engine. o-ring part of 12 ft-lb spring loaded power cylinder, linear output for pga marine governor, diesel engine; woodward manual 36604 pages 48-49 figure 6-6
Used on 1025-01-445-0991; 155mm lightweight howitzer, medium, towed. 1.114" center hole diameter o-ring, epdm temperature range is M0.65deg f to 212.0deg f