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BOSCH REXROTH
R205A42320


$345.35 USD
  • BOSCH REXROTH
  • Material:R205A42320
  • Model:KWE-045-FNS-C2-H-1

Quantity in stock: 0

Note: Sales tax, and shipping will be calculated at checkout.
***Disclaimer: The following summary contains information gathered from various sources such as product descriptions, technical specifications and catalogs. While efforts have been made to provide accurate details, inaccuracies may occur. It is advised to verify all information by contacting Bosch Rexroth directly.***
The Bosch Rexroth B.RUNNER BLOCK CS KWE-045-FNS-C2-H-1 (R205A42320) is a high-precision BSCL ball runner block designed for linear motion applications. This particular model is of size 45 and comes in the FNS format, which stands for flanged, normal, standard height. The runner block body is constructed from unalloyed steel CS, ensuring durability and robustness. It features a medium preload class C, which contributes to a moderate level of rigidity and smoothness in operation while maintaining high accuracy as indicated by its accuracy class H. This runner block does not include a ball chain but comes with initial lubrication and preservation to ensure longevity and reliable performance from the start. It is also interchangeable with guide rails of every accuracy level, allowing for flexibility in assembly and maintenance. With an overall length of 92.4 mm, this component is designed for applications requiring high load capacity while maintaining precise movement. The B.RUNNER BLOCK CS KWE-045-FNS-C2-H-1 can be mounted from both above and below, offering versatility in installation. Its static load rating C0 and dynamic load capacity C indicate that it's capable of handling significant loads while performing consistently under dynamic conditions. Moreover, the product has been engineered to withstand permissible ambient temperatures ranging from -10°C to +100°C for short durations. The friction coefficient without seal friction ranges between 0.01 to 0.02, illustrating its efficiency in minimizing resistance during motion. In summary, the Bosch Rexroth B.RUNNER BLOCK CS KWE-045-FNS-C2-H-1 (R205A42320) is an exceptionally accurate and durable solution for linear motion systems that require medium preload and can operate effectively within a wide range of temperatures while providing high load capacity for various industrial applications.


BSCL ball runner block, FNS, size 45, steel CS, accuracy highly accurate, medium preload

The BSCL ball runner block is precise and characterized by the following product features:
Size 45
Format FNS - flanged, normal, standard height
Runner block body made of unalloyed steel CS
Preload class C2: Medium preload
Accuracy class H: Highly accurate
Without ball chain
With initial lubrication and preservation
Runner block body in standard version
Overall length of the runner block = 137.5 mm
Interchangeability: The runner block and the guide rails can be combined with each other with every accuracy.

Unpacked Weight: 2.920 kg
Area of application: For normal rigidity requirements
Load capacity: High
For mounting from above and below
Height of runner block50.3
Size E1100
Footnote permissible ambient temperature (min ... max)100 °C admissible for short time.
Footnote friction coefficient μFriction coefficient µ without seal friction
Permissible ambient temperature-10 °C ... +80 °C
FormatFNS - flanged, normal, standard height
Ball chainWithout ball chain (standard)
Friction coefficient μ0,002 ... 0,003
Size B tolerance (profiled rail systems)+0.5
Size N115
Pitch T guide rail105
Height of runner block with guide rail60
Static load rating C083000
Preload classC2 – Average preload
Size B197
Size H (profiled rail system)60
Friction coefficient μ min.0.002
Accuracy classH - Highly accurate
Size K4 (profiled rail systems)10.5
Size B with tolerance (profiled rail systems)137,5 mm +0,5
Size H2 (profiled rail systems)33
Height of guide rail H233
Size K3 (profiled rail systems)10.5
Size A245
Size S110.4
Static torsional moment load capacity Mt01930
Dynamic torsional moment load capacity Mt1001420
Width of runner block120
Size A160
Size E8 (profiled rail systems)61
Length of runner block137.5
Dynamic load capacity C62000
Static longitudinal moment load capacity ML01420
Size E9 (profiled rail systems)19.5
Size N1 (profiled rail systems)15
Size T (profiled rail systems)105
Size N6 with tolerance (profiled rail systems)17 mm ±0,5
Dynamic load capacity C5078100
Dynamic longitudinal moment load capacity ML501320
Size S5 (profiled rail system)14
Max. acceleration amax250
Dynamic load capacity C10062000
Dynamic torsional moment load capacity Mt501790
Dynamic longitudinal moment load capacity ML1001050
Size A (profiled rail systems)120
Size N6 tolerance (profiled rail systems)±0.5
Size A3 (profiled rail systems)37.5
Preload force4030
Maximum permissible linear speed vmax3
LubricationWith initial lubrication and preservation
Size S1 (profiled rail systems)10.4
Size N6 (profiled rail systems)17
Friction coefficient μ max.0.003
Size B (profiled rail systems)137.5
SealSS – standard seal
Size K2 (profiled rail systems)19.5
Size V110
Productgroup ID17
Size K1 (profiled rail systems)17.3
Permissible ambient temperature (max)+80
Size S9 thread diameter x lead with tolerance (profiled rail systems)M3x6,5
Size E280
Size S2 (profiled rail systems)M12
Permissible ambient temperature (min)-10
Note: Max. acceleration amaxIf Fcomb◡> 2.8 • Fpr : amax = 50 m/s2
Size T1 min (profiled rail systems)18
Size S9 thread diameter x lead with (profiled rail systems)M3x6,5
Weight2.920
Size H150.3
Nominal size45
VersionBall rail system
Size H1 (profiled rail systems)50.3