Подшипник 6921NR
Inner diameter:: 105 mm
Outer diameter: 145 mm
The size of the width: 20 mm
Weight:: 0.803 kg
Outer diameter: 145 mm
The size of the width: 20 mm
Weight:: 0.803 kg
Технические характеристики из каталога производителя:
- Обозначение 6921NR
- Размер (r min.) 1.1 мм.
- Количество дорожек качения 1
- Уплотнение Нет
- Производитель NACHI
- Масса 0.803 Кг
- Размер (d1) 142.6 мм.
- Частота вращения предельная при пластичной смазке 4200 об/мин
- Частота вращения предельная при жидкой смазке 5100 об/мин
- Размер (d2) 150.7 мм.
- Размер (a) 3.3 мм.
- Размер (b) 1.9 мм.
- Размер (r1 min.) 0.5 мм.
- Размер (F) 1.7 мм.
3 NBR 70(023,50x03,00)
Manufacturer: KASTAS

Bearing FT5
Manufacturer: INA-FAG
Sizes: 19.050x37.313x14.300 (mm)
Weight:: 0.072 (kg)

STUFFING BOX (REINFORCED CUFFS) NON-STANDARD (TC)
Manufacturer: STO
Sizes: 35x50x8 (mm)

Подшипник 6917ZNR
Manufacturer: NACHI
Sizes: 85x120x18 (mm)
Weight:: 0.524 (kg)

Bearing 15120 / 15245
Manufacturer: TIMKEN
Sizes: 30.213x62.000x19.050 (mm)
Weight:: 0.267 (kg)

Подшипник HR32206J
Manufacturer: NSK-RHP
Sizes: 30x62x21.25 (mm)
Weight:: 0.297 (kg)

K27 PU(100x110x6,8/5,6)
Manufacturer: KASTAS
Sizes: 100x110x6,8/5,6 (mm)

HTD 475 5M
Manufacturer: ContiTech AG

140 XL DD MEGADYNE ISORAN
Manufacturer: ContiTech AG

Bearing B3
Manufacturer: INA-FAG
Sizes: 15.875x34.138x15.875 (mm)
Weight:: 0.070 (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.