Подшипник NNU 4948 K
Inner diameter:: 240 mm
Outer diameter: 320 mm
The size of the width: 80 mm
Weight:: 18 kg
Outer diameter: 320 mm
The size of the width: 80 mm
Weight:: 18 kg
Технические характеристики из каталога производителя:
- Обозначение NNU 4948 K
- Размер (r min.) 2,1 мм.
- Количество дорожек качения 2
- Уплотнение Нет
- Производитель NSK
- Масса 18 Кг
- Частота вращения предельная при пластичной смазке 1 600 об/мин
- Частота вращения предельная при жидкой смазке 2 000 об/мин
SEALS (REINFORCED SEAL) (PSD)
Manufacturer: FEKO
Sizes: 10x50x18 (mm)
Подшипник 5201-2NS
Manufacturer: NACHI
Sizes: 12x32x15.9 (mm)
Weight:: 0.06 (kg)
Подшипник 6303ZZE
Manufacturer: NACHI
Sizes: 17x47x14 (mm)
Weight:: 0.115 (kg)
K33 PU(60x68x11,5)
Manufacturer: KASTAS
Sizes: 60x68x11,5 (mm)
Bearing GH040060
Manufacturer: GMB
Sizes: 40x74.02x42/42 (mm)
ПОДШИПНИК РОЛИКОВЫЙ ИГОЛЬЧАТЫЙ RNAO55X68X20
Manufacturer: INA
Sizes: 55x68x20 (mm)
ПОДШИПНИК РОЛИКОВЫЙ РАДИАЛЬНЫЙ NU2209-E-TVP2
Manufacturer: FAG
Sizes: 45x85x23 (mm)
Подшипник 7202B
Manufacturer: NACHI
Sizes: 15x35x11 (mm)
Weight:: 0.048 (kg)
T5 DD
Manufacturer: ContiTech AG
Bearing 7021CP5 (36121J)
Manufacturer: TMB
Sizes: 105x160x26 (mm)
Weight:: 1.6 (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.