0.4996" bore diameter 100 pct magnetic particle inspected+ 10 in. radius of od crown+ specified lubricant plus 10 pct MOS2 chromium outer ring surface treated airframe, hardened
0.4996" bore diameter 100 pct magnetic particle inspected; 10 in. radius of od crown; specified lubricant plus 10 pct MOS2 chromium outer ring surface treated airframe, hardened