Used on gear assembly,speed decreaser part number 01070-0268 onboard 378 ft whec hull number 715 coast guard vessels. 3.7500" overall length 17b segmented, plain, no outside flanges
1.9750" overall length inside dia right side counterbored, 5.248 in. dia, 0.120 in. deep; outside dia right side reduce, 5.995 in. min. 5.997 in. max dia, 0.120 in. w cadmium left end surface of body surface treated 17c solid, plain, no outside flanges