Подшипник 6821N
Inner diameter:: 105 mm
Outer diameter: 130 mm
The size of the width: 13 mm
Weight:: 0.324 kg
Outer diameter: 130 mm
The size of the width: 13 mm
Weight:: 0.324 kg
Технические характеристики из каталога производителя:
- Обозначение 6821N
- Размер (r min.) 1 мм.
- Количество дорожек качения 1
- Уплотнение Нет
- Производитель NSK
- Масса 0,324 Кг
- Размер (d1) 127,6 мм.
- Частота вращения предельная при пластичной смазке 4 800 об/мин
- Частота вращения предельная при жидкой смазке 5 600 об/мин
- Размер сопряженных деталей (da min.) 110
- Размер сопряженных деталей (da max) 110,5
- Размер сопряженных деталей (Da max.) 125
- Размер сопряженных деталей (ra max.) 1
- Размер (a) 2,1 мм.
- Размер (b) 1,3 мм.
- Расчетный коэффициент (f0) 17,4
- Размер (r0 max.) 0,4 мм.
- Размер (rn) 0,5
SEALS (REINFORCED SEAL) (AS)
Manufacturer: FEKO
Sizes: 41.50x61x5.50 (mm)
![SEALS (REINFORCED SEAL) (AS)](https://bestbearings.az/uploads/products/feko/default_feko_seals_reinforsed.jpg)
SALNIK REINFORCED (TC)
Manufacturer: NQK SF
Sizes: 15x23x4 (mm)
![SALNIK REINFORCED (TC)](https://bestbearings.az/uploads/products/nqk_sf/default_salnik.jpg)
O-RING
Manufacturer: NQK SF
Sizes: 97.80x115.00x8.60 (mm)
![O-RING](https://bestbearings.az/uploads/products/nqk_sf/default_o_uzuk.jpg)
ПОДШИПНИК ИГОЛЬЧАТЫЙ РАДИАЛЬНЫЙ RNA4848-XL
Manufacturer: INA-FAG
Sizes: 265x300x60 (mm)
Weight:: 5.4 (kg)
![ПОДШИПНИК ИГОЛЬЧАТЫЙ РАДИАЛЬНЫЙ RNA4848-XL](https://bestbearings.az/uploads/products/nachi/bestbearings.az_1677741532.gif)
K55F NBR/Metal(25x7x6,4)
Manufacturer: KASTAS
Sizes: 25x7x6,4 (mm)
![K55F NBR/Metal(25x7x6,4)](https://bestbearings.az/uploads/products/kastas/default_pneumatic_piston.jpg)
Подшипник N 224
Manufacturer: NACHI
Sizes: 120x191.5x40 (mm)
Weight:: 5.5 (kg)
![Подшипник N 224](https://bestbearings.az/uploads/products/nachi/bestbearings.az_1649330937.png)
Bearing IR70x80x25
Manufacturer: INA-FAG
Sizes: 70x80x25 (mm)
Weight:: 0.224 (kg)
![Bearing IR70x80x25](https://bestbearings.az/uploads/products/ina/ina_defualt_n20.png)
Bearing HK4512
Manufacturer: ETERNO
Sizes: 45x52x12 (mm)
Weight:: 0.033 (kg)
![Bearing HK4512](https://bestbearings.az/uploads/products/eterno/eterno_hk_bearing.jpg)
AT10 DD
Manufacturer: ContiTech AG
![AT10 DD](https://bestbearings.az/uploads/products/contitech/belt_megaflex_at10_dd.png)
O-RING
Manufacturer: NQK SF
Sizes: 253.37x264.03x5.33 (mm)
![O-RING](https://bestbearings.az/uploads/products/nqk_sf/default_o_uzuk.jpg)
![](https://bestbearings.az/template/img/fllimg1.png)
INSTALLING BEARINGS
Approximately 16% of all early pill accidents are caused by faulty mounting (generally excessive force) and lack of proper tools.
![](https://bestbearings.az/template/img/fllimg2.png)
DROPPING BEARINGS
The need for dismantling (removal) of the bearing can be caused by several reasons: failure of the bearings, disassembly of other parts of the mechanism, and so on.
![](https://bestbearings.az/template/img/fllimg3.png)
SELECTION OF FUEL OILS
The use of grease to lubricate the bearings ensures smooth operation and maximum reliability of bearings, even in extreme conditions.