NU1020/NJ/NUP/N_NTN NU1020/NJ/NUP/N進(jìn)口軸承

NTN NU1020/NJ/NUP/N軸承,圓柱滾子軸承1，此軸承型號(hào)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 NU1020/NJ/NUP/N配合安裝尺寸,安裝尺寸,重量,額定動(dòng)負(fù)荷,載荷,NU1020/NJ/NUP/N極限轉(zhuǎn)速,游隙,軸承的圖紙、樣品、價(jià)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(qǐng)您放心購(gòu)買！訂購(gòu)電話：0512-62658883

NU1020/NJ/NUP/N軸承結(jié)構(gòu)尺寸參數(shù)

系列

圓柱滾子軸承1
型號(hào)

NU1020/NJ/NUP/N
Boundarydimensions
mm
- d
- D
- B
- r_smin2
- r1_smin2
- 100
- 150
- 24
- 1.5
- 1.1
Basic load ratings
- dynamic
- static
- dynamic
- static
- kN
- kgf
- Cr
- Cor
- Cr
- Cor
- 93.0
- 126
- 9,500
- 12,800
Limiting speeds
- rpm
- grease
- oil
- 4,600
- 5,400
Bearing numbers
- type
- type
- type
- type
- type
- NU
- NJ
- NUP
- N
- NF
- NU1020
- NJ
- NUP
- N
- ―
Dimensions
- mm
- Fw
- Ew
- J
- max
- max
- min
- 113
- 137
- 117.8
Abutment and fillet dimensions
- mm
- d_a
- d_b
- d_c
- d_d
- d_e
- D_a
- D_b
- r_as
- r_1as
- min
- min
- max
- min
- min
- min
- min
- min
- max
- max
- 106.5
- 108
- 111
- 116
- 119
- 142
- 143.5
- 139
- 1.5
- 1
Mass
- kg
- type NU
- type N
- ( approx.)
- 1.45
圓柱滾子軸承1系列 NU1020/NJ/NUP/N圖片

NU1020/NJ/NUP/N 點(diǎn)狀燒傷的原因：1.砂輪轉(zhuǎn)速太快，鋼球突然加速運(yùn)轉(zhuǎn)；2.砂輪掉粒（塊）墊于球表面時(shí)引起局部壓力劇增；3.砂輪溝裂紋或掉塊缺陷處撞擊鋼球；4.機(jī)床主軸軸承損壞，使砂輪擺動(dòng)過(guò)大；5.鑄鐵盤有砂眼、氣孔和硬粒，使鋼球表面局部壓力過(guò)大；&