NTN7221B/DB/DF/DT轴承
- 轴承型号：7221B/DB/DF/DT
- 系列：角接触球轴承1
- 品牌：NTN
NTN 7221B/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 7221B/DB/DF/DT游隙尺寸,游隙尺寸表,滚子粒数,7221B/DB/DF/DT报价,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
NTN7221B/DB/DF/DT轴承参数
-
系列角接触球轴承1
-
型号7221B/DB/DF/DT
-
Boundarydimensions mm- d
- D
- B
- ·B
- rsmin2
- r1smin2
- 105
- 190
- 36
- 72
- 2.1
- 1.1
-
Basic load ratings
- dynamic
- static
- dynamic
- static
- kN
- kgf
- Cr
- Cor
- Cr
- Cor
- 142
- 129
- 14,500
- 13,100
-
Limiting speeds
- rpm
- grease
- oil
- 3,200
- 4,300
-
Bearing numbers
- 7221B
-
Load center
- mm
- a
- 80
-
Mass
- kg
- single
- .approx.
- 3.87
-
Basic load ratings
- dynamic
- static
- dynamic
- static
- (duplex) kN
- (duplex) kgf
- Cr
- Cor
- Cr
- Cor
- 231
- 258
- 23,500
- 26,300
-
Limiting speeds
- (duplex)
- rpm
- grease
- oil
- 2,600
- 3,500
-
Bearing numbers2
- DB
- DF
- DT
- DB
- DF
- DT
-
Abutment and fillet dimensions
mm
- da
- db
- Da
- Db
- ras
- r1as
- min
- min
- max
- max
- max
- max
- 117
- 112
- 178
- 183
- 2
- 1
- 角接触球轴承1系列 7221B/DB/DF/DT图片