Подшипник 7221BDB
Inner diameter:: 105 mm
Outer diameter: 190 mm
The size of the width: 36 mm
Weight:: 3.93 kg
Outer diameter: 190 mm
The size of the width: 36 mm
Weight:: 3.93 kg
Технические характеристики из каталога производителя:
- Обозначение 7221BDB
- Размер (r min.) 2.1 мм.
- Количество дорожек качения 2
- Уплотнение Нет
- Производитель NACHI
- Масса 3.93 Кг
- Частота вращения предельная при пластичной смазке 2100 об/мин
- Частота вращения предельная при жидкой смазке 2900 об/мин
- Размер сопряженных деталей (da min.) 112
- Размер сопряженных деталей (Da max.) 183
- Размер сопряженных деталей (ra max.) 1
- Размер (a) 44.0 мм.
- Размер (r1 min.) 1.1 мм.
- Угол наклона (α) 40 Градусы
- Размер (2B) 72 мм.
Bearing 51311 (8311)
Manufacturer: TMB
Sizes: 55x105x35 (mm)
Weight:: 1.3 (kg)

RPP14 4942 ( RPP 14 4942 -V, -M, -MFX )
Manufacturer: ContiTech AG

Подшипник 3877/3820
Manufacturer: NSK-RHP
Sizes: 41.275x85.725x30.162 (mm)
Weight:: 0.791 (kg)

ПОДШИПНИК ШПИНДЕЛЬНЫЙ HSS7024-C-T-P4S
Manufacturer: FAG
Sizes: 120x180x28 (mm)

Bearing NN3022KP5 (D3182122)
Manufacturer: TMB
Sizes: 110x170x45 (mm)
Weight:: 3.4 (kg)

SEALS (REINFORCED SEAL) (FG)
Manufacturer: FEKO
Sizes: 25.40x50.90x13.90 (mm)

K33 PU(120x135x9)
Manufacturer: KASTAS
Sizes: 120x135x9 (mm)

SALNIK REINFORCED (TC)
Manufacturer: NQK SF
Sizes: 38x50x7 (mm)

RPP14 9450 ( RPP 14 9450 -V, -M, -MFX )
Manufacturer: ContiTech AG

AT20 1200 GEN III
Manufacturer: ContiTech AG


INSTALLING BEARINGS
Approximately 16% of all early pill accidents are caused by faulty mounting (generally excessive force) and lack of proper tools.

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.

SELECTION OF FUEL OILS
The use of grease to lubricate the bearings ensures smooth operation and maximum reliability of bearings, even in extreme conditions.