NTN7021/DB/DF/DT轴承
- 轴承型号：7021/DB/DF/DT
- 系列：角接触球轴承1
- 品牌：NTN
NTN 7021/DB/DF/DT轴承,角接触球轴承1，轴承内圈,外圈更多详细资料您可致电我司，此轴承型号本公司有现货，获取NTN 7021/DB/DF/DT配合安装尺寸,基本尺寸,滚子粒数,7021/DB/DF/DT价格,外形尺寸,锥度,轴承的图纸、样品、价格或者替换产品等！我们是NTN轴承最佳代理商，所售产品均为原装正品，请您放心购买！ 订购电话：021-36539288 ,021-36539299
NTN7021/DB/DF/DT轴承参数
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系列角接触球轴承1
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型号7021/DB/DF/DT
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Boundarydimensions mm- d
- D
- B
- ·B
- rsmin2
- r1smin2
- 105
- 160
- 26
- 52
- 2
- 1
-
Basic load ratings
- dynamic
- static
- dynamic
- static
- kN
- kgf
- Cr
- Cor
- Cr
- Cor
- 80.0
- 81.5
- 8,150
- 8,350
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Limiting speeds
- rpm
- grease
- oil
- 4,100
- 5,500
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Bearing numbers
- 7021
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Load center
- mm
- a
- 51.5
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Mass
- kg
- single
- .approx.
- 1.86
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Basic load ratings
- dynamic
- static
- dynamic
- static
- (duplex) kN
- (duplex) kgf
- Cr
- Cor
- Cr
- Cor
- 130
- 163
- 13,300
- 16,700
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Limiting speeds
- (duplex)
- rpm
- grease
- oil
- 3,300
- 4,400
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Bearing numbers2
- DB
- DF
- DT
- DB
- DF
- DT
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Abutment and fillet dimensions
mm
- da
- db
- Da
- Db
- ras
- r1as
- min
- min
- max
- max
- max
- max
- 115
- 115
- 150
- 154.5
- 2
- 1
- 角接触球轴承1系列 7021/DB/DF/DT图片