Подшипник 7211 B
Inner diameter:: 55 mm
Outer diameter: 100 mm
The size of the width: 21 mm
Weight:: 0.627 kg
Outer diameter: 100 mm
The size of the width: 21 mm
Weight:: 0.627 kg
Технические характеристики из каталога производителя:
- Обозначение 7211 B
- Размер (r min.) 1,5 мм.
- Количество дорожек качения 1
- Уплотнение Нет
- Производитель NSK
- Масса 0,627 Кг
- Частота вращения предельная при пластичной смазке 5 300 об/мин
- Частота вращения предельная при жидкой смазке 7 100 об/мин
- Размер сопряженных деталей (da min.) 64
- Размер сопряженных деталей (Da max.) 91
- Размер сопряженных деталей (ra max.) 1,5
- Размер (a) 43 мм.
- Размер (r1 min.) 1 мм.
SEALS (REINFORCED SEAL) (ARS)
Manufacturer: FEKO
Sizes: 165.10x197.05x15.87 (mm)

Bearing 7318BTN (66318A)
Manufacturer: TMB
Sizes: 90x190x43 (mm)
Weight:: 5.2 (kg)

O-RING
Manufacturer: NQK SF
Sizes: 13.00x21.00x4.00 (mm)

Bearing QJF3944 (116944)
Manufacturer: TMB
Sizes: 220x300x60 (mm)

K73 POLYESTER/PTFE(130x138x25)
Manufacturer: KASTAS
Sizes: 130x138x25 (mm)

Подшипник NF 313
Manufacturer: NACHI
Sizes: 65x121.5x33 (mm)
Weight:: 2.22 (kg)

Bearing 61801 2RS
Manufacturer: ETERNO
Sizes: 12x21x5 (mm)
Weight:: 0.006 (kg)

K69 POM(100x95x10)
Manufacturer: KASTAS
Sizes: 100x95x10 (mm)

B 72 17x1830 Li / 1875 Ld
Manufacturer: ContiTech AG

Bearing 389A / 383A
Manufacturer: TIMKEN
Sizes: 53.975x100.000x21.000 (mm)
Weight:: 0.710 (kg)


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.