>> P.41
틈새틈새베어링의틈새는궤도륜과전동체사이의틈새를말합니다.내륜또는외륜중한쪽을고정하고,고정되지않은쪽의궤도륜에규정된측정하중을교대로레이디얼방향으로가한경우,해당동작량을레이디얼내부틈새라고말합니다.이경우의측정하중은매우작으며,그값은JISB1515-2구름베어링-공차-제2부:검증의원칙및방법에규정되어있습니다.내륜부착니들베어링의레이디얼내부틈새는JISB1520구름베어링의레이디얼내부틈새에따라해당값이표18에나와있습니다.레이디얼내부틈새는수치가작은쪽부터C2,CN,C3,C4,C5가되며,통상적인사용에서는틈새CN이사용됩니다.레이디얼내부틈새의범위를표18의값보다작게하고싶은경우는IKO에문의하십시오.쉘형니들베어링의레이디얼내부틈새는규정된하우징에압입되어야비로소정규치수정밀도를얻을수있으므로표18의값은적용할수없습니다.72페이지를참조하십시오.캠플로워,레이디얼내부틈새는각베어링항목을참조하십시오.및크로스롤러베어링의롤러플로워표18니들베어링의레이디얼내부틈새의값단위μmd호칭베어링내경C2CN틈새구분C3C4C5mm을(를)초과─10243040506580100120140160180200225250280315355400450이하10243040506580100120140160180200225250280315355400450500최소0005510101515152025354545555565100110110최대25252530354045505560707590105110125130145190210220최소20202025304040505060707590105110125130145190210220최대454545506070758590105120125145165175195205225280310330최소353535455060657585100115120140160170190200225280310330최대606060708090100110125145165170195220235260275305370410440최소50505060708090105125145165170195220235260275305370410440최대75757585100110125140165190215220250280300330350385460510550최소─65708095110130155180200225250275305330370410455510565625비고틈새CN의베어링에대해서는베어링의호칭번호에기호를붙이지않고,틈새C2,C3,C4및C5의베어링은각각C2,C3,C4및C5를호칭번호에표시합니다.예NA4905C2최대─909510512514016519022024527530033036539544048553560066573541
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