Подшипник NNCL4948CV
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 NNCL4948CV
- Количество дорожек качения 2
- Уплотнение Нет
- Производитель SKF
- Масса 18 Кг
- Размер (d1) – мм.
- Размер сопряженных деталей (Da max.) 308
- Размер сопряженных деталей (ra max.) 2
- Размер (r1 min.) 2,1 мм.
- Размер (b1) 8 мм.
- Частота вращения предельная 1100 об/мин
- Размер (r2 min.) 2,1 мм.
- Размер (r3 min.) – мм.
- Размер (r4 min.) – мм.
- Размер сопряженных деталей (das rec.) –
- Размер (K) 4 мм.
- Допустимое осевое смещение (S) 5
- Частота вращения номинальная 850 об/мин
- Граничная нагрузка по усталости (Pu) 173
- Расчетный коэффициент (kr) 0,25
- Размер (E) 299,46 мм.
- Размер сопряженных деталей (ba min.) 251
- Размер сопряженных деталей (rb max.) –
O-RING
Manufacturer: NQK SF
Sizes: 260.00x270.60x5.30 (mm)
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SALNIK REINFORCED (TC)
Manufacturer: NQK SF
Sizes: 78x90x12 (mm)
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Bearing RNA4907 2RS
Manufacturer: INA-FAG
Sizes: 42x55x20 (mm)
Weight:: 0.107 (kg)
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O-RING
Manufacturer: NQK SF
Sizes: 124.00x143.00x9.50 (mm)
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O-RING
Manufacturer: NQK SF
Sizes: 34.00x44.00x5.00 (mm)
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Bearing S6312-2RS
Manufacturer: ETERNO
Sizes: 60.00x130.00x31.00 (mm)
Weight:: 1790 (kg)
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K21 NBR(56x66x5)
Manufacturer: KASTAS
Sizes: 56x66x5 (mm)
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STUFFING BOX (REINFORCED CUFFS) NON-STANDARD (TC)
Manufacturer: STO
Sizes: 27x39x10.5 (mm)
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Bearing 3212 J
Manufacturer: INA-FAG
Sizes: 60x110x36.513 (mm)
Weight:: 1.350 (kg)
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Bearings RSTO50
Manufacturer: INA-FAG
Sizes: 50x90x20 (mm)
Weight:: 0.617 (kg)
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INSTALLING BEARINGS
Approximately 16% of all early pill accidents are caused by faulty mounting (generally excessive force) and lack of proper tools.
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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.
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SELECTION OF FUEL OILS
The use of grease to lubricate the bearings ensures smooth operation and maximum reliability of bearings, even in extreme conditions.