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BOSCH REXROTH
R187252360


$6,124.11 USD
  • BOSCH REXROTH
  • Material:R187252360
  • Model:RWA-055-BLS-C2-H-2

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 R.RUNNER BLOCK CR RWA-055-BLS-C2-H-2 (R187252360) is a premium roller runner block designed for linear motion systems requiring high precision, rigidity, and corrosion resistance. This model boasts a Resist CR coating, ensuring durability against harsh environmental conditions. It is part of the wide-format BLS series with dimensions tailored for applications that experience high moment loads. The runner block body is constructed from unalloyed steel CS with a matte silver, hard chrome-plated finish, contributing to its robustness and longevity. With a medium preload class C and high accuracy class H, this runner block delivers reliable performance and maintains its precision over time. It has an overall length of .mm and features an interchangeable design that allows compatibility with guide rails of every accuracy level within the system. Its design excludes a roller chain but includes straight lube connections for ease of maintenance. The RWA-055-BLS-C2-H-2 is equipped with four reference edges to facilitate full integration into machine bodies, enhancing load capacity and torsional stiffness. This model also supports very high torque loads due to additional mounting screws in the center, allowing for improved rigidity under lifting and lateral stresses. Attachments can be mounted from above the block, while lube nipples on all sides enable simplified upkeep. Innovative channel design minimizes the need for lubrication quantities, while aluminum end caps and integrated front seals offer enhanced protection of running tracks and plastic components. The roller runner blocks are made from antifriction bearing steel with hardened and ground raceways, ensuring smooth operation with minimal noise. This product is suitable for size T profiled rail systems among others, supports maximum accelerations (amax), operates within permissible ambient temperatures ranging from min to max °C for short periods, and offers dynamic load capacity C as well as dynamic torsional moment load capacity Mt based on DIN ISO standards. Its friction coefficients are optimized to maintain efficiency during operation.


Roller runner block, BLS, size 55, Resist CR – coating, accuracy high, average preload

The roller runner block is highly precise and corrosion-resistant thanks to its Resist CR coating. Additionally, it is characterized by the following product features: Size 55 Format BLS: Width = wide, length = long, height = standard Runner block body made of unalloyed steel CS, matte-silver, hard chrome plated Preload class C2: Medium preload Accuracy class H: High Without roller chain Preserved 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 = 216.0 mm Interchangeability: The runner block and the guide rails can be combined with each other with every accuracy.

Unpacked Weight: 11.5 kg
Wide roller runner blocks for applications with high moment loads and greater rigidity requirements
Corrosion-resistant wide roller runner blocks and roller guide rails in Resist CR, matt silver finish, hard chrome-plated, available in accuracy class H (preload C2).
Four reference edges for full installation in machine body
Very high torque load capacity
Very high torsional moment and torsional stiffness
Improved rigidity in case of lifting and lateral loads due to four additional mounting screws in the center of the Roller Runner Block
Attachments on the Roller Runner Block can be mounted from above
Lube nipples possible on all sides for easy maintenance
Minimum lubrication quantities thanks to innovative channel design
Roller runner blocks made from antifriction bearing steel with hardened and ground raceways
Smooth, quiet running thanks to optimally designed return and guideways of the rollers
Minimal variation in elastic deflection thanks to optimized entry-zone geometry and high number of rollers
Aluminum end caps
Integrated front seals are included as standard for improved sealing of all running tracks and to protect the plastic parts
Improved travel characteristics
Size T (profiled rail systems)60
Material (profiled rail systems)Hard chrome plated
Size diameter S5 (profiled rail systems)14
Size N6 with tolerance (profiled rail systems)31,2 mm ±0,5
Height of runner block68
Footnote friction force FRGuideline value for frictional drags of the complete, sealed and lubricated roller runner blocks.
Size B1 (linear bushing)162.1
Footnote permissible ambient temperature (min ... max)100 °C admissible for short time. For operation at lower minus 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 1.23.
Size E2 (profiled rail systems)95
Max. acceleration amax150
Footnote friction coefficient μWithout friction of seal
Permissible ambient temperature-10 °C ... +80 °C
Size A (profiled rail systems)165
Size A3 (profiled rail systems)40
Preload force13200
FormatBLS - wide, long, standard height
Size A2 (profiled rail systems)85
Self-aligning for compensation of misalignmentsWithout self-alignment
Maximum permissible linear speed vmax3
LubricationWith preservation and without initial lubrication
Ball chainWithout roller chain
Friction coefficient μ0,0004 ... 0,001
Height of runner block with guide rail80
Static load rating C0345300
Dynamic torsional moment load capacity Mt7450
Size N6 (profiled rail systems)31.2
Friction coefficient μ max.0.001
Size B2 (profiled rail systems)209.5
Size B (profiled rail systems)205.5
Preload classC2 - Medium preload
Size H2 with cover strip (profiled rail systems)47.85
Friction force70
SealDS – Double-lip seal
Size B1 (profiled rail systems)162.1
Size H (profiled rail system)80
Friction coefficient μ min.0.0004
Size K2 (profiled rail systems)46.55
Size V112
Productgroup ID17
Accuracy classH - Highly accurate
Size K1 (profiled rail systems)43.55
Size A1 (profiled rail systems)82.5
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 1.23.
Permissible ambient temperature (max)+80
Dynamic longitudinal moment load capacity ML4030
Size S2 (profiled rail systems)M12
Permissible ambient temperature (min)-10
Static torsional moment load capacity Mt015650
Footnote amaxRequirement: There must be preload, even during operation under load.
Runner block or guide railRunner block
Width of runner block165
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 1.23.
Size E8 (profiled rail systems)40
Length of runner block205.5
Linear guide typeRoller rail system
Dynamic load capacity C165000
Static longitudinal moment load capacity ML08440
Size E9 (profiled rail systems)10.75
Size E1 (profiled rail systems)140
Nominal size55/85
Size H1 (profiled rail systems)68
Size H1 (profiled rail systems)68