롤러 베어링의 롤링 요소를 제공하는 단단하거나 속이 빈 원통형 본체입니다.
0.1248 inches minimum and 0.1250 inches maximum rolling element diameter, steel comp 5140 overall material, needle roller, spherical ends style designator, rockwell c scale 60 to 64 hardness special features, 0.3750 inches nominal overall length