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BOSCH REXROTH
R205A49420


$328.87 USD
  • BOSCH REXROTH
  • Material:R205A49420
  • Model:KWE-045-FNS-C0-N-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-C0-N-1 (R205A49420) is a high-quality linear motion component designed for precision and durability. This BSCL ball runner block is engineered to meet the requirements of various applications that demand normal rigidity and high load capacity. It features a flanged, normal, standard height design (Format FNS) and is crafted from unalloyed steel CS for robustness. The runner block body comes with initial lubrication and preservation, ensuring smooth operation from the outset. It boasts a standard accuracy class N without preload clearance (Preload class C), which means there are no intentional preloading forces applied, allowing for free movement with minimal friction. The product does not include a ball chain, which simplifies its design while maintaining functionality. With an overall length of the runner block specified by the manufacturer, it offers interchangeability across guide rails of every accuracy level within its size range, making it versatile for different rail systems. The runner block can be mounted from both above and below and is compatible with Size T profiled rail systems as well as Size N with tolerance profiled rail systems. This model can withstand a dynamic load capacity C and dynamic longitudinal moment load capacity ML specific to its size category. It also has defined maximum permissible linear speed vmax and can operate within an ambient temperature range that allows for both normal conditions and short-term extremes. The B.RUNNER BLOCK CS KWE-045-FNS-C0-N-1 is suitable for applications requiring precise linear movements such as automation machinery, CNC machines, and other industrial equipment where reliable guidance of moving parts is critical. Its construction ensures high performance over long periods while maintaining consistent motion accuracy.


BSCL ball runner block, FNS, size 45, steel CS, accuracy standard, without preload (clearance)

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 C0: without preload (clearance)
Accuracy class N: Standard
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
Size T (profiled rail systems)105
Size N6 with tolerance (profiled rail systems)17 mm ±0,5
Height of runner block50.3
Size E182
Footnote permissible ambient temperature (min ... max)100 °C admissible for short time.
Dynamic load capacity C5078100
Dynamic longitudinal moment load capacity ML501320
Size S5 (profiled rail system)14
Max. acceleration amax250
Footnote friction coefficient μFriction coefficient µ without seal friction
Dynamic load capacity C10062000
Permissible ambient temperature-10 °C ... +80 °C
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 force0
FormatFNS - flanged, normal, standard height
Maximum permissible linear speed vmax3
LubricationWith initial lubrication and preservation
Ball chainWithout ball chain (standard)
Size S1 (profiled rail systems)10.4
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
Size N6 (profiled rail systems)17
Friction coefficient μ max.0.003
Size B (profiled rail systems)137.5
Preload classC0 – Without preload (clearance)
SealSS – standard seal
Size B197
Size H (profiled rail system)60
Friction coefficient μ min.0.002
Size K2 (profiled rail systems)19.5
Size V110
Productgroup ID17
Accuracy classN - Normal
Size K4 (profiled rail systems)10.5
Size B with tolerance (profiled rail systems)137,5 mm +0,5
Size K1 (profiled rail systems)17.3
Size H2 (profiled rail systems)33
Height of guide rail H233
Size K3 (profiled rail systems)10.5
Permissible ambient temperature (max)+80
Size A245
Size S9 thread diameter x lead with tolerance (profiled rail systems)M3x6,5
Size S110.4
Size E280
Size S2 (profiled rail systems)M12
Permissible ambient temperature (min)-10
Static torsional moment load capacity Mt01930
Note: Max. acceleration amaxIf Fcomb◡> 2.8 • Fpr : amax = 50 m/s2
Dynamic torsional moment load capacity Mt1001420
Width of runner block120
Size T1 min (profiled rail systems)18
Size A160
Size E8 (profiled rail systems)61
Length of runner block137.5
Size S9 thread diameter x lead with (profiled rail systems)M3x6,5
Dynamic load capacity C62000
Static longitudinal moment load capacity ML01420
Size E9 (profiled rail systems)19.5
Size N1 (profiled rail systems)15
Weight2.920
Size H150.3
Nominal size45
VersionBall rail system
Size H1 (profiled rail systems)50.3