0.0900" fifth hole diameter 10.5600" overall length bearing assy-sleeve, lower, strut assembly part number 9418190-10 is the preferred spare for p/n 4G9448-105b nsn 3120-01-298-4470.the old bearing can berelined to become the new bearing by kamatics corp, so the old nsn could be used plastic polytetrafluoroethylene inside diameter surface of body surface treated 17c solid, plain, no outside flanges