Bearing 2780 / 2720
Inner diameter:: 36.487 mm
Outer diameter: 76.25 mm
The size of the width: 23.812 mm
Weight:: 0.518 kg
Outer diameter: 76.25 mm
The size of the width: 23.812 mm
Weight:: 0.518 kg
Technical specifications
Designation: 2780 / 2720
Producer: TIMKEN
Technical data from the manufacturers catalog :
Inner diameter(d): 36.487 mm
External diameter(D): 76.25 mm
Working width (T): 23.812 mm
Width (height) (B): 25.645 mm
Outer cage width (C): 19.05 mm
Internal chamfer radius (R): 1.5 mm
Outside chamfer radius (r): 3.3 mm
Cr (KN): 73
Cor (KN): 90.5
a: 15.6 мм
Width: 0.518 mm
Bearing RN228M (502228H)
Manufacturer: TMB
Sizes: 140x221x42 (mm)
Weight:: 8.75 (kg)
CX 42 CX 1132 Ld
Manufacturer: ContiTech AG
Подшипник 53410
Manufacturer: NSK-RHP
Sizes: 50x110x45.6 (mm)
Weight:: 1.98 (kg)
Подшипник 7311CDT
Manufacturer: NACHI
Sizes: 55x120x29 (mm)
Weight:: 1.45 (kg)
HTD 8M 1440 ( HTD8M 1440 -V, -M, -MFX )
Manufacturer: ContiTech AG
SALNIK REINFORCED (TC)
Manufacturer: NQK SF
Sizes: 20x45x7 (mm)
SALNIK REINFORCED (TC)
Manufacturer: NQK SF
Sizes: 28x37x6 (mm)
Подшипник 22328A2X
Manufacturer: NACHI
Sizes: 140x300x102 (mm)
Weight:: 34.5 (kg)
RPP8 8000 ( RPP 8 8000 -V, -M, -MFX )
Manufacturer: ContiTech AG
Подшипник HR33215J
Manufacturer: NSK-RHP
Sizes: 75x130x41 (mm)
Weight:: 2.25 (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.