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20TAC47CDDGSUHPN7C_NSK_2026-09-30-苏州中宏传动科技有限公司-
tel
133 8254 1999
bearingmall
联系我们/CONTACT US
  • 电话:
    133 8254 1999
  • 地址:
    开:昆山市玉山镇恒龙国际机电五金市场7号楼19室
  • 联系人:
    梁作瑞
  • 手机:
    13382541999
轴承超市

20TAC47CDDGSUHPN7C    NSK

价格:*数量:*
分类:
发布时间:2026-09-30

询价

中宏机械专业销售NSK机床主轴超精密轴承查看更多>>

尺寸参数  Tel:029-82491023提供电子产品手册制作

滚珠丝杠支撑用轴承
型号:20TAC 47B

型号 20TAC 47B
推荐 润滑脂 填充量 (cc) 2.2

主要尺寸 (mm)

d 20
D 47
B 15
r (最小) 1.0
r 1 (最小) 0.6

尺寸 (mm)

d 1 27.2
d 2 34
D 1 34
D 2 39.6

极限转速 (1) (min -1 )

润滑脂 润滑 6000
油润滑 8000

基本额定动负荷Ca

单列承受轴向负荷 DF,DB (KN) 21.9
双列承受轴向负荷 DT,DFD,DBD,DFF,DBB (KN) 35.5
3列承受轴向负荷 DTD,DFT,DBT (KN) 47.5

极限轴向负荷(2)

单列承受轴向负荷 DF,DB (KN) 26.6
双列承受轴向负荷 DT,DFD,DBD,DFF,DBB (KN) 53.0
3列承受轴向负荷 DTD,DFT,DBT (KN) 79.5

质量 (kg)

(参考) 0.135