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6302/ZZ/LLB/LLH/LLU_NTN 6302/ZZ/LLB/LLH/LLU進(jìn)口軸承
NTN 6302/ZZ/LLB/LLH/LLU軸承,深溝球軸承1,此軸承型號本公司有現(xiàn)貨,獲取軸承內(nèi)圈,外圈更多詳細(xì)資料您可致電我司,NTN 6302/ZZ/LLB/LLH/LLU配合安裝尺寸,安裝尺寸,重量,額定動負(fù)荷,載荷,6302/ZZ/LLB/LLH/LLU極限轉(zhuǎn)速,游隙,軸承的圖紙、樣品、價格或者替換產(chǎn)品等!我們是NTN軸承最佳代理商,所售產(chǎn)品均為原裝正品,請您放心購買! 訂購電話:0512-62658883
6302/ZZ/LLB/LLH/LLU軸承 結(jié)構(gòu)尺寸參數(shù)
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系列深溝球軸承1
-
型號6302/ZZ/LLB/LLH/LLU
-
Boundarydimensions mm
- rsmin1
- rNS
- d
- D
- B
- min.
- 15
- 42
- 13
- 1
- 0.5
-
Basic load ratings
- dynamic
- static
- dynamic
- static
- kN
- kgf
- Cr
- Cor
- Cr
- Cor
- 11.4
- 5.45
- 1,170
- 555
-
Limiting speeds
- rpm
- grease open type
- oil open type
- ZZ LLB
- Z LB
- LLH
- LLU
- 17,000
- 21,000
- 15,000
- 12,000
-
Bearing numbers
- open type
- sealed type
- non contact type
- low torque type
- contact type
- snap2 ring grrove
- snap ring
- 6302
- ZZ
- LLB
- LLH
- LLU
- N
- NR
-
Snap ring groove dimensions
- mm
- D1
- a
- b
- r0
- max
- max
- min
- max
- 39.75
- 2.06
- 1.35
- 0.4
-
snap ring dimensions
- mm
- D2
- f
- max
- max
- 46.3
- 1.12
-
Abutment and fillet dimensions
mm
- da
- Da
- Dx
- CY
- Cz
- ras
- rNas
- min
- max3
- max
- .approx.
- max
- min
- min
- max
- 20
- 23
- 37
- 47
- 2.9
- 1.2
- 1
- 0.5
-
Mass4
- kg
- .approx.
- 0.082
- 深溝球軸承1系列 6302/ZZ/LLB/LLH/LLU圖片

6302/ZZ/LLB/LLH/LLU 軸承套圈斷裂的原因與對策套圈斷裂是困擾軸承質(zhì)量的問題之一,而缺陷斷裂是套圈斷裂的主要存在形式,其產(chǎn)生原因主要是原材料自身問題或生產(chǎn)操作不當(dāng),設(shè)備不能正常運(yùn)行造成,F(xiàn)結(jié)合實(shí)際淺析如下。一、原材料原材料夾雜、疏松、脆性元素偏析或碳化物液析、網(wǎng)狀、帶狀、不幸免勻偏聚等缺陷在加工工中不被消除或改善時,都會造成應(yīng)力集中,削弱套圈基本強(qiáng)度,成為裂紋