7303/DB/DF/DT_NTN 7303/DB/DF/DT進口軸承
NTN 7303/DB/DF/DT軸承,角接觸球軸承1，此軸承型號本公司有現貨，獲取軸承內圈,外圈更多詳細資料您可致電我司，NTN 7303/DB/DF/DT配合安裝尺寸,基本尺寸,滾子粒數,7303/DB/DF/DT價格,外形尺寸,錐度,軸承的圖紙、樣品、價格或者替換產品等！我們是NTN軸承最佳代理商，所售產品均為原裝正品，請您放心購買！ 訂購電話：0512-62658883
7303/DB/DF/DT軸承 結構尺寸參數
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系列角接觸球軸承1
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型號7303/DB/DF/DT
-
Boundarydimensions mm- d
- D
- B
- ·B
- rsmin2
- r1smin2
- 17
- 47
- 14
- 28
- 1
- 0.6
-
Basic load ratings
- dynamic
- static
- dynamic
- static
- kN
- kgf
- Cr
- Cor
- Cr
- Cor
- 15.9
- 8.65
- 1,630
- 880
-
Limiting speeds
- rpm
- grease
- oil
- 18,000
- 24,000
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Bearing numbers
- 7303
-
Load center
- mm
- a
- 16
-
Mass
- kg
- single
- .approx.
- 0.107
-
Basic load ratings
- dynamic
- static
- dynamic
- static
- (duplex) kN
- (duplex) kgf
- Cr
- Cor
- Cr
- Cor
- 25.9
- 17.3
- 2,640
- 1,760
-
Limiting speeds
- (duplex)
- rpm
- grease
- oil
- 14,000
- 19,000
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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
- 22.5
- 21.5
- 41.5
- 42.5
- 1
- 0.6
- 角接觸球軸承1系列 7303/DB/DF/DT圖片
7303/DB/DF/DT軸承 軸承鋼的冶金缺陷問題: 軸承鋼的冶金質量缺陷包括冶煉、澆鑄、軋制和鍛造等冶金成材過程中可能造成的所有缺陷。按其檢驗方法一般可分為宏觀缺陷和微觀缺陷兩大類。 SIZSET="54"SIZCACHE="1"SANID=ADSIZSET="54"SIZCACHE="1" 1.宏觀缺陷： /STR