Used on shaft propulsion onboard all 180 ft coast guard vessels. 15.0000" overall length material is astm-A743 grade CF3m; hard coated with nickel-chrome-boron; surface finish is 32 rms solid, plain, no outside flanges
Used on propulsion shafting aboard all 180 ft coast guard vessels. 3.6250" overall length hard coated with nickel-chrome-boron, 60-62 rockwell c hardness, finished on the od, rough id solid, plain, no outside flanges
Used on board all 180 ft c.g. vessels, shaft propulsion. 54.0000" overall length material is astm-a-743 grade CF3m; hard coated with nickel-chrome-boron; surface finish is 32 rms solid, plain, no outside flanges
