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BOSCH REXROTH
R201019404


$219.10 USD
  • BOSCH REXROTH
  • Material:R201019404
  • Model:B.RUNN. BLOCK NRII KWD-015-SKS-C0-N-0

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.RUNN. BLOCK NRII KWD-015-SKS-C0-N-0 (R201019404) is a high-precision ball runner block designed for linear motion applications requiring corrosion resistance and precision. This runner block, part of the SKS series, is notable for its slim width, short length, and standard height, making it suitable for applications with limited space constraints in both longitudinal and transverse directions. With an overall length of 70 mm and a runner block body height of 24 mm, it offers a compact solution without compromising performance. Constructed from corrosion-resistant steel in accordance with DIN EN standards, this ball runner block ensures durability and longevity even in harsh environments. It features preload class C, indicating that it is preload-free, which can be advantageous for applications requiring minimal frictional resistance. The accuracy class N standard ensures consistent performance across various uses. The B.RUNN. BLOCK NRII KWD-015-SKS-C0-N-0 does not include a ball chain or initial lubrication and comes without preservation measures or attachment elements on either front reference edge. However, it does have a straight lube connection that is loosely attached for ease of maintenance. The product supports long-term lubrication over several years and boasts patented entry zone technology that enhances travel accuracy by up to six times compared to conventional systems. This model is compatible with all SNS ball guide rails and offers the same high load ratings in all four main loading directions due to its robust design. Its optimized entry zone geometry coupled with a high number of balls reduces variation in elastic deflection under load, translating into excellent dynamic characteristics. With the ability to withstand permissible ambient temperatures ranging from -10°C to +100°C (admissible for short periods), the B.RUNN. BLOCK NRII KWD-015-SKS-C0-N-0 is versatile in its application scope. Furthermore, it has been designed with self-aligning capabilities to compensate for any misalignments during operation. Overall, this Bosch Rexroth ball runner block excels in providing maximum precision and reliable performance for linear motion systems across various industrial applications without the need for frequent maintenance or adjustments.


Ball runner block, SKS, size 15, Resist NRII, accuracy standard, preload-free, without ball chain

The ball runner block made of Resist NRII is corrosion-resistant and highly precise. Additionally, it is characterized by the following product features:
Size 15
Format SKS: Width = slimline, length = short, height = standard
Runner block body and all steel components made of corrosion-resistant steel as per DIN 10088
Preload class C0: Preload-free
Accuracy class N: Standard
Without ball chain
Without preservation
Without initial lubrication
Without attachment element, left (front reference edge)
Without attachment element, right (front reference edge)
Straight lube connection loosely attached.
Runner block body in standard version
Overall length of the runner block = 44.7 mm
Interchangeability: The runner block and the guide rails can be combined with each other with every accuracy.

Unpacked Weight: 0.100 kg
Area of application: For restricted space in longitudinal and transverse direction
Long-term lubrication is possible over several years
Ball runner block body and ball guide rail as well as all steel parts made of corrosion resistant steel in accordance with DIN EN 10088
Significantly reduced frictional oscillations and low friction force level, particularly under external load
Patented entry zone increases the travel accuracy up to a factor of six
Can be used on all SNS ball guide rails
Available in five common sizes
Lube fittings with metal threads on all sides
The same high load ratings in all four main directions of loading
Maximum precision
Minimum quantity lubrication system with integrated reservoir for oil lubrication
Optimized entry-zone geometry and high number of balls minimize variation in elastic deflection
Excellent dynamic characteristics: Excellent dynamic characteristics
Attachments on the ball runner block can be mounted from above
Height of runner block19.9
Footnote permissible ambient temperature (min ... max)100 °C admissible for short time. For operation at negative temperatures, please consult us.
Footnote dynamic load capacity CDetermination of the dynamic load capacities and load moments is based on a 100 000 m travel as per DIN ISO 14728-1. Often only 50 000 m are actually stipulated. For comparison: Multiply values C, Mt and ML from the table by 1.26.
Footnote friction coefficient μWithout friction of seal
Permissible ambient temperature-10 °C ... +80 °C
FormatSKS - slimline, short, standard height
Self-aligning for compensation of misalignmentsWithout self-alignment
Ball chainWithout ball chain (standard)
Friction coefficient μ0,002 ... 0,003
Size B tolerance (profiled rail systems)+0.5
Pitch T guide rail60
Height of runner block with guide rail24
Static load rating C05600
Dynamic torsional moment load capacity Mt44
Size H2 with cover strip (profiled rail systems)16.2
Preload classC0 – Without preload (clearance)
Size B1 (profiled rail systems)25.7
Size H (profiled rail system)24
Friction coefficient μ min.0.002
Accuracy classN - normal
Size K4 (profiled rail systems)3.2
Size B with tolerance (profiled rail systems)44,7 mm +0,5
Size K3 (profiled rail systems)3.2
Size A1 (profiled rail systems)17
Static torsional moment load capacity Mt055
Runner block or guide railRunner block
Width of runner block34
Size E8 (profiled rail systems)24.55
Length of runner block44.7
Linear guide typeBall rail system
Dynamic load capacity C4500
Static longitudinal moment load capacity ML019
Size E9 (profiled rail systems)6.7
Size E1 (profiled rail systems)26
Material (profiled rail systems)Corrosion resistant steel
Size N6 with tolerance (profiled rail systems)10,3 mm ±0,5
Size S5 (profiled rail system)4.5
Max. acceleration amax500
Size A (profiled rail systems)34
Size N6 tolerance (profiled rail systems)±0.5
Size A3 (profiled rail systems)9.5
Size A2 (profiled rail systems)15
Maximum permissible linear speed vmax5
LubricationWithout initial lubrication and without preservation
Size N3 (profiled rail systems)6
Size N6 (profiled rail systems)10.3
Friction coefficient μ max.0.003
Size B (profiled rail systems)44.7
Size H2 with cover strip (profiled rail systems)16.3
SealSS – Standard seal
Size K2 (profiled rail systems)17.85
Size V15
Productgroup ID17
Size K1 (profiled rail systems)16.25
Dynamic longitudinal moment load capacity ML footnoteDetermination of the dynamic load capacities and load moments is based on a 100 000 m travel as per DIN ISO 14728-1. Often only 50 000 m are actually stipulated. For comparison: Multiply values C, Mt and ML from the table by 1.26.
Permissible ambient temperature (max)+80
Size S9 thread diameter x lead with tolerance (profiled rail systems)M2,5x3,5
Dynamic longitudinal moment load capacity ML16
Size S2 (profiled rail systems)M4
Permissible ambient temperature (min)-10
Note: Max. acceleration amaxIf Fcomb◡> 2.8 • Fpr : amax = 50 m/s2
Size T1 min (profiled rail systems)12
Dynamic torsional moment load capacity Mt footnoteDetermination of the dynamic load capacities and load moments is based on a 100 000 m travel as per DIN ISO 14728-1. Often only 50 000 m are actually stipulated. For comparison: Multiply values C, Mt and ML from the table by 1.26.
Size S9 thread diameter x lead with (profiled rail systems)M2,5x3,5
Internal product informationFor LS – low-friction seal with external longitudinal seal
Weight0.100
Nominal size15
Size H1 (profiled rail systems)19.9