ローラー ベアリングの転動体となる、中実または中空構造の円筒形本体。
4.2500 inches nominal groove radius, ssn 688 class submarine, no.1 & no.2 pe riscopes cathodic protection system end item identification, copper alloy 955 separator slug material, astm b148, grade d, c95500 assn std single material response separator slug material document and classification, 2.5000 inches nominal overall length