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Standard bearings T2 Segment
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ISO standard bearings (RKB T2 Segment) are
internationally standardized rolling bearings that cover most requirements
in various industrial applications. RKB Bearing Industries produces more
than 10,000 part numbers offering a complete range of industrial bearings.
Our evolving finished product inventory has a total value of more than EUR
35 million as of December 2008 and is expanding to ensure availability. For
this very reason RKB strategic capital intensive stock is considered one of
the three biggest in the whole of Europe.
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Deep groove ball bearings
Non-separable, for operations at high speeds, of simple
design and little maintenance, RKB deep groove ball bearings are the most
versatile and popular bearings in rolling applications.
Highlights:
- Part number:
6236 MP63A
- Bore: 180 mm
- Outside
diameter: 320 mm
- Width: 52 mm
- Mass: 18,9
kg
- Dynamic load
carrying capacity: 225 kN
- Static load
carrying capacity: 238 kN
- Application:
Traction Motors
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Single row angular contact ball bearings
RKB single row angular contact ball bearings are designed
to accommodate combined loads acting in radial and axial direction. They can
take axial loads in one direction only.
Highlights:
- Part number:
719/600 AMBP6DFA250-300
- Bore: 600 mm
- Outside
diameter: 800 mm
- Width: 180
mm
- Mass: 250 kg
- Dynamic load
carrying capacity: 1170 kN
- Static load
carrying capacity: 3450 kN
- Application:
Steel Industry
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Double row angular contact ball bearings
RKB double row angular contact ball bearings are
equivalent to two single row paired angular contact ball bearings in the
arrangement back-to-back or face-to-face. So they can accept radial loads
together with axial loads acting in both directions. Highlights:
- Part number:
305269 DP6
- Bore: 280 mm
- Outside
diameter: 389,5 mm
- Width: 92 mm
- Mass: 34,1
kg
- Dynamic load
carrying capacity: 400 kN
- Static load
carrying capacity: 750 kN
- Application:
Rolling Mill Stands/Steel Industry
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Cylindrical roller bearings
RKB produces cylindrical roller bearings in various
design styles, sizes and dimension series.
Highlights:
- Part number:
NU 18/900 MASP6ZBS1AVH
- Bore: 900 mm
- Outside
diameter: 1090 mm
- Width: 85 mm
- Mass: 168 kg
- Dynamic load
carrying capacity: 2320 kN
- Static load
carrying capacity: 5950 kN
- Application:
Azimuthal Retractable
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Thruster/Shipyard Industry
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Multi row cylindrical roller bearings
RKB cylindrical roller bearings with four or six rows
have low cross section, high load carrying capacity and
stiffness, and are particularly used for metal rolling equipment in mills,
where the equipment has been scaled
down and jet loads remain high.
Highlights:
- Part number: 313822 GB2DXS1
- Bore: 280 mm
- Outside diameter: 390 mm
- Width: 220 mm
- Mass: 88 kg
- Dynamic load carrying capacity: 2200 kN
- Static load carrying capacity: 4900 kN
- Application: Rolling Mill Stands/Steel Industry
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Double row spherical roller bearings
RKB spherical roller bearings are self-aligning and
consequently insensitive to the misalignment of the shaft relative to the
housing and insensitive to shaft deflection or bending. The permissible
value is up to 3.5° approximately depending on bearing series and size. Highlights:
- Part number:
232/750 KCAC3W33XS1
- Bore: 750 mm
- Outside
diameter: 1360 mm
- Width: 475
mm
- Mass: 2956
kg
- Dynamic load
carrying capacity: 19000 kN
- Static load
carrying capacity: 36000 kN
- Application:
Mines and Minerals Industry
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Single row taper roller bearings and matched paired sets
RKB taper roller bearings have the rolling elements under
the form of frustum of cone. They roll on tapered surface which, if
extended, converges towards a single point on the bearing axis.
Highlights:
- Part number:
LL 788349/310 HA1ZB
- Bore:
1066,800 mm
- Outside
diameter: 1219,200 mm
- Width:
65,088 mm
- Mass: 106,5
kg
- Dynamic load
carrying capacity: 1550 kN
- Static load
carrying capacity: 4800 kN
- Application:
Power Transmission Equipment for the Maltese Falcon Sailing Yacht (Dynarig
Concept)
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Double row taper roller bearings
RKB double row taper roller bearings can take up heavy
loads and are stiff. Suitable for combined radial and axial loads, they
locate axially the shaft in both directions with the stated axial end play
(also defined as BEP - Bench End Play) or given preload.
Highlights:
- Part number:
TDO 331554 A7HA1ZBBT2B
- Bore:
723,900 mm
- Outside
diameter: 914,400 mm
- Width:
187,325 mm
- Mass: 267 kg
- Dynamic load
carrying capacity: 3800 kN
- Static load
carrying capacity: 9650 kN
- Application:
Power Transmission Industry
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Four-row taper roller bearings
RKB four-row taper roller bearings are installed as
complete assemblies and take axial loads in addition to heavy radial loads,
so that generally it is not requested separate thrust bearings in such
arrangements.
They are commonly used in rolling mill applications. Highlights:
- Part number:
TQO 331925 A2AHA1ZBBT4B
- Bore:
609,600 mm
- Outside
diameter: 813,562 mm
- Width:
479,425 mm
- Mass: 695 kg
- Dynamic load
carrying capacity: 10500 kN
- Static load
carrying capacity: 30000 kN
- Application:
Rolling Mill/Steel Industry
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Thrust ball and cylindrical roller bearings
RKB thrust ball bearings are manufactured in two
versions: single and double direction. They can carry heavy axial loads, but
they cannot take radial loads.
Highlights:
- Part number:
TCRB 431M2203A
- Bore:
419,500 mm
- Outside
diameter: 571,400 mm
- Height:
89,000 mm
- Mass: 66,3
kg
- Dynamic load
carrying capacity: 1860 kN
- Static load
carrying capacity: 11200 kN
- Application:
Mines and Minerals Industry
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Spherical roller thrust bearings
In RKB spherical roller thrust bearings the load is
transmitted from one raceway to the other under an angle of about 50°
related to the bearing axis.
Highlights:
- Part number:
294/670 EMN1EBEVO
- Bore: 670 mm
- Outside
diameter: 1150 mm
- Height: 290
mm
- Mass: 1160
kg
- Dynamic load
carrying capacity: 16000 kN
- Static load
carrying capacity: 68000 kN
- Application:
Plastic Industry
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Taper roller thrust bearings
RKB taper roller thrust bearings have the following
separable parts: shaft washer, housing washer and rolling element assembly.
The manufacturing program includes the single direction type, the double
direction type and the screw-down
special type.
Highlights:
- Part number:
350981 C
- Bore: 260 mm
- Outside
diameter: 360 mm
- Height: 92
mm
- Mass: 25,8
kg
- Dynamic load
carrying capacity: 575 kN
- Static load
carrying capacity: 2660 kN
- Application:
Rolling Mill/Steel Industry
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Technological bearings T3 Segment and AOB
Technological bearings are developed for heavy engineering applications in
presence of severe or critical conditions. At RKB, we are specialized to
work toe to toe with the customer also in co-engineering to find efficient
solutions.
Our experienced Technical Team Unit has developed technological bearings and
assemblies for several OEM and MRO customers in the following industries:
- Iron and steel
- Power transmission
- Wind
- Pulp and paper
- Cement and construction
- Railway
- General heavy machinery
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Victory Line bearings
Victory Line is the premium brand of RKB created for all those critical
applications requiring new design opportunities. The bearings of Victory
Line capitalize on the latest knowledge of micro-geometry and surface
topography, and on the best improved steels and manufacturing technologies.
These products are endowed with the highest possible level of innovation,
performance and reliability.
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