是否提供加工定制是品牌NKFB型号BA300-4WSA类型深沟球轴承内径300（mm）外径395（mm）厚度50（mm）保持架及其材料J钢板冲压使用特性低温用途挖掘机轴承滚动体列数单列滚道类型深沟滚道样品或现货现货轴承材质高碳铬轴承钢（全淬透型)(GCr15)供应各种挖掘机轴承：轴承代号基本尺寸dDBBA152-20361520326BA222-1WSA22227326BA220-6SA22027626BA240-3ASA24031033.5SF4815VPX124031034SF4831PX124031033.4AC503325033037AC583628935534A***6324023032040HS0514511714514HS0515412615414HS0538332038330MC603430034018180BA-225618022522B-SF4454PX122029533BA260-426034038A***62923029027BA230-7ASA23030035SF360718022515BA180-4WSA18025033A***53122531536A***63123031039BA4852PX124031033R196Z-4196.85241.317.462/23.812A***6324023032040180N19W18025033200BA27V-220027033210BA29V21029535A***23040-121030040A***63023030035BA280-2SA28037040BA300-4WSA30039550BD130-1SA13016634BN220-122028028CR4411PX122029032CR6016PX130038038SF2812PX114017517.5SF3227PX116020020SF4007PX120025025SF4019PX120026030)