>> P.254
롤러베어링시브용롤러베어링축경180-280mm호칭번호밀봉형방진형NAS5036UUNRNAS5036ZZNRNAS5038UUNRNAS5038ZZNRNAS5040UUNRNAS5040ZZNRNAS5044UUNRNAS5044ZZNRNAS5048UUNRNAS5048ZZNRNAS5052UUNRNAS5052ZZNRNAS5056UUNRNAS5056ZZNR축경mm180190200220240260280질량(참고)kg30.031.540.552.055.585.090.9주요치수mmdD180190200220240260280280290310340360400420D2294306326356376416440BC136136150160160190190135135149159159189189C1110110120130130154154S12.512.514.514.514.517.517.5주(1)(2)비고1.2.모따기치수r의최소허용치수입니다.허용회전수는그리스윤활에적용합니다.실제사용조건에서는축방향하중도작용하는것을고려하여,기재된값의1/10이하의값으로사용할것을권장합니다.내륜에오일홈과2개의오일주입구가있습니다.시브용롤러베어링은그리스가봉입되어있습니다.254
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