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The Bosch Rexroth Type WMM valve in size NG10 is a direct-operated directional spool valve, manually actuated by a hand lever, designed to control the start, stop, and direction of hydraulic fluid flow .⚙️ Technical SpecificationsYour requirements match the established technical data for the WMM10 series.Parameter Specification Source(s)Valve Type WMM - Manual directional spool valve Nominal Size (NS) 10 (NG10 / CETOP 5) Maximum Operating Pressure 315 bar (Ports P, A, B); 210 bar (Port T) Maximum Flow (Qmax) 120 L/min Actuation Hand lever Porting Pattern DIN 24340 Form A, ISO 4401-05-04-0-05, CETOP-RP 121H 🔧 Understanding Spool Types and OrderingThe valve is available in a wide variety of spool symbols (A, B, C, J, etc.) to provide different flow path configurations. The letter in the model number, such as 4WMM10D5X, denotes the specific spool type .Detent Mechanism: A key variant features a detent, indicated by /F in the model number (e.g., 4WMM10D5X/F). This locks the spool in each position for stable, hands-free operation .Throttle Insert: For applications where flows during switching exceed performance limits, a throttle insert can be specified to protect the valve .Ordering Code Structure: A typical ordering code follows the structure: 4WMM 10 5X/... .
Description
❗ Important Correction: Type MismatchThe query contains an apparent contradiction: it specifies both a roller-operated valve and the Type WMD designation. According to the Bosch Rexroth documentation, Type WMD refers to valves with a rotary knob actuation, not a roller plunger . The correct type code for a roller-operated valve of this family is WMR.For a Type WMR valve in Nominal Size 10 (NG10), the technical specifications you listed are confirmed by the manufacturer's data sheet (RE 22290-B/09.10) . The key details are summarized below.⚙️ Technical Specifications (Type WMR, NG10)Parameter SpecificationValve Type Directional spool valve, direct operated Actuation Roller plunger Nominal Size (NG) 10 Maximum Operating Pressure 315 bar (Ports P, A, B) Maximum Flow (Qmax) 120 L/min Porting Pattern DIN 24340 Form A / ISO 4401 / CETOP-RP 121H Component Series 3X (Series 30-39) 🔧 Understanding Spool Symbols and FeaturesSpool Symbols: As indicated in your query, this valve series is available with a wide variety of spool symbols (A, B, C, etc.) that define the specific hydraulic circuit function (e.g., 3/2, 4/2, or 4/3-way). The symbol is specified in the ordering code .Detent: Roller plunger operated valves are generally supplied without a detent mechanism, meaning the spool returns to its starting position when the actuating force is released .Throttle Insert: The use of a throttle insert in channel P may be required if flows during switching processes could exceed the valve's performance limit .
Description
Based on the official Bosch Rexroth technical documentation, a Type WMR roller-operated directional spool valve in NS6 directly meets your specifications for maximum flow and pressure, as well as the required porting patterns .The valve is a direct-operated directional spool valve, available in 4/3, 4/2, and 3/2-way versions .Technical SpecificationsThe following specifications are confirmed for the WMR valve family in NS6.Parameter Specification Source(s)Valve Type WMR - Directional spool valve, roller plunger actuated Nominal Size (NS) 6 (NG6 / CETOP 3) Maximum Operating Pressure 315 bar (at ports P, A, B) Maximum Flow (Qmax) 60 L/min Actuation Roller plunger Porting Pattern DIN 24340 Form A, ISO 4401-03-02-0-05, CETOP-RP 121 H Understanding Spool TypesThe valve is available with a variety of spool symbols (A, B, C, etc.) to provide different flow path configurations and circuit functions . The letter in the model number, such as 3WMR6B5X/, denotes the specific spool type . A detailed list of available symbols can be found in the manufacturer's documentation .Operational NotesDetent: Directional valves with a roller plunger (WMR) are generally designed without a detent mechanism, meaning the spool does not lock into position and will return to the starting position once the actuating force is removed .Port T Pressure: It is important to note that for the WMR valve, the port T (return) has a lower maximum pressure rating of 60 bar .
Description
Based on the search results, here is the information for the Rexroth Type WN directional spool valve with pneumatic (fluidic) actuation at a pilot pressure of 1.5 to 6 bar.🔧 Valve OverviewThe Type WN valve is a direct-operated directional spool valve that uses fluidic (pneumatic) actuation. This means it is controlled by applying a pilot pressure to a hydraulic cylinder integrated into the valve . These valves are used to control the start, stop, and direction of a hydraulic fluid flow .⚙️ Technical SpecificationsFor the WN 10 (size 10) variant, which is the most documented in the search results, the key specifications are as follows:Parameter SpecificationValve Type WN - Directional spool valve with fluidic actuation Actuation Pneumatic (Hydraulic pilot pressure) Pilot Pressure Range 1.5 ... 10 bar (Your specified 1.5 to 6 bar falls within this range) Nominal Size 10 (NG10 / CETOP 5) Maximum Operating Pressure 350 bar (Ports P, A, B) Maximum Flow 160 l/min Porting Pattern ISO 4401-05-04-0-05 Seals NBR (standard) or FKM 🔄 Spool Symbols and Valve ConfigurationsThe valve is available in a variety of spool symbols (A, B, C, D, etc.), including the Y-Spool you mentioned, to provide different flow path configurations . It is available in 4/3, 4/2, and 3/2-way versions, meaning it can have either three or four main ports and two or three switching positions . The specific spool symbol is selected as part of the ordering code .
Description
Based on the search results, here is the information for the Rexroth Type WN directional spool valve with pneumatic (fluidic) actuation at a pilot pressure of 1.5 to 6 bar.🔧 Valve OverviewThe Type WN valve is a direct-operated directional spool valve that uses fluidic (pneumatic) actuation. This means it is controlled by applying a pilot pressure to a hydraulic cylinder integrated into the valve . These valves are used to control the start, stop, and direction of a hydraulic fluid flow .⚙️ Technical SpecificationsFor the WN 10 (size 10) variant, which is the most documented in the search results, the key specifications are as follows:Parameter SpecificationValve Type WN - Directional spool valve with fluidic actuation Actuation Pneumatic (Hydraulic pilot pressure) Pilot Pressure Range 1.5 ... 10 bar (Your specified 1.5 to 6 bar falls within this range) Nominal Size 10 (NG10 / CETOP 5) Maximum Operating Pressure 350 bar (Ports P, A, B) Maximum Flow 160 l/min Porting Pattern ISO 4401-05-04-0-05 Seals NBR (standard) or FKM 🔄 Spool Symbols and Valve ConfigurationsThe valve is available in a variety of spool symbols (A, B, C, D, etc.), including the Y-Spool you mentioned, to provide different flow path configurations . It is available in 4/3, 4/2, and 3/2-way versions, meaning it can have either three or four main ports and two or three switching positions . The specific spool symbol is selected as part of the ordering code .
Description
Based on the technical documentation for the Rexroth CST3 tie-rod cylinder series, a configuration with an ME5 rectangular flange mounting, a 125 mm bore, and a 200 mm stroke is a standard and valid variant. An example of a complete ordering code for this specific configuration is CST3ME5/125/90/200Z20..., where 125 is the bore, 90 is the piston rod diameter, and 200 is the stroke in millimeters .Here is a summary of the key specifications for this cylinder type.Parameter Specification for CST3 with 125mm Bore & ME5 MountingModel Series CST3...Z (Differential cylinder with position measuring system) Mounting Style ME5 – Rectangular flange at cylinder headNominal Pressure 160 bar Bore Diameter (ØAL) 125 mmPiston Rod Diameter (ØMM) 90 mm (as per ordering example) Stroke Length 200 mm📏 Position Measurement System DetailsThe integrated position measurement system is a key feature of this series . It functions on the magnetostrictive principle, providing a non-contact and absolute measurement of the piston position. The technical data for the measurement system is as follows:Parameter SpecificationOperating Pressure 160 bar Analog Output 0 to 10 V or 4 to 20 mA Digital Output SSI 24 bit gray-coded Linearity (Analog) ≤ ±0.02% Linearity (Digital) ≤ ±0.01% Supply Voltage 24 V DC Protection Class (Pipe/Flange) IP 67
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Tie Rod Cylinder With Position Measuring Systems CST3. - MS2 (Foot Mounting).
Description
Based on the official Bosch Rexroth technical documentation, a CST3 series tie-rod cylinder with MS2 foot mounting, a 125 mm bore, and a 200 mm stroke is a standard and viable configuration.For a 125 mm bore cylinder with MS2 mounting, your specified 200 mm stroke is well within the maximum permissible stroke length to avoid piston rod buckling, which is 2300 mm at the nominal pressure of 160 bar.🔧 Dimensional DataKey dimensions for the MS2 mounting style on a 125mm bore cylinder are provided in the official Rexroth catalog:Parameter Value (mm)Foot mounting hole (OSB H13) 26Foot width (TS JS13) 210Bolt spacing (SS ± 1.25) 130Port thread (EE) G 1/2⚙️ Ordering Code StructureThe Rexroth ordering code for this cylinder would follow the structure CST3MS2/125//200.... For a 125 mm bore, standard piston rod diameter options include 90 mm or 70 mm.
Description
The MX5 mounting type for the CST3 tie rod cylinder with a 125 mm bore and 200 mm stroke is a standard configuration, though it is confirmed as not being standardized to DIN/ISO .⚙️ MX5 Mounting Type: Threaded Hole at HeadMounting Description: The "MX5" mounting indicates a fixed connection via a tapped (threaded) hole at the cylinder head. This design provides a rigid, non-pivoting installation point, suitable for applications requiring stable and precise positioning .Dimension Table Reference: For a 125 mm bore, the key dimensions for the MX5 mounting are specified in the official Rexroth catalog. The following data is sourced from the dimension table for the CST3 series :Parameter Value (mm) DescriptionØAL 125 Piston diameterKK¹ M42 x 2 Piston rod thread (for operating pressure up to 160 bar) A¹ max 56 Max. thread length EE G 1 Port thread E 165 ± 2 Dimension between ports GA 73.5 Head width dimension Y 86 ± 2 Overall length dimension 🔍 Ordering and Technical NotesOrdering Code: Based on the Rexroth ordering code structure, your cylinder would be specified with a code like CST3MX5/125//200.... For a 125 mm bore, standard piston rod diameter (ØMM) options include 56 mm, 70 mm, or 90 mm.Position of Connections: For the MX5 mounting type, the line connection and bleeding port positions are defined in the official documentation. Standard configurations are available and can be referenced in the technical catalog .Position Measurement: The CST3 series integrates a position measuring system based on the magnetostrictive principle, providing precise and contactless stroke feedback .
Description
For the CST3 tie rod cylinder with an MP5 self-aligning clevis mount at the cap, the technical documentation confirms this is a standard and viable configuration with a 125 mm bore and a 200 mm stroke.The MP5 mounting style, which features a self-aligning clevis at the cylinder base, is a standard option for this series . This mount allows the cylinder to pivot and compensates for minor angular misalignments .📊 Key Specifications OverviewThe CST3 series is designed for a nominal pressure of 160 bar . With a 125 mm bore, your 200 mm stroke is well within the maximum limit (up to 3000 mm) .Series: CST3...Z (Tie Rod Cylinder with Position Measuring System) Mounting Type: MP5 (Self-aligning clevis at base) Nominal Pressure: 160 bar Piston Diameter (ØAL): 125 mm Stroke Length: 200 mm 🔧 Ordering Code StructureThe ordering code would follow the structure: CST3MP5/125//200... .For a 125 mm bore, standard piston rod diameter (ØMM) options include 56 mm, 70 mm, or 90 mm
Description
Yes, the CST3 series tie-rod cylinder with MT4 (center trunnion) mounting is available with a 125 mm bore and can be configured with a 200 mm stroke.This is a standard cylinder from the Rexroth range, which has a nominal pressure of 160 bar.Here are the key specifications and dimensions for this configuration, based on the official Rexroth documentation:🔧 Key Technical Data (125mm Bore / MT4 Mount)Mounting Style: MT4 (Center trunnion).Piston Rod Diameters: For a 125 mm bore, the standard piston rod diameter options are 56 mm, 70 mm, or 90 mm.Trunnion Diameter: The trunnion pin diameter is 63 mm (QTD f8).Trunnion Position (XV): A critical dimension, this is the distance from the cylinder base to the center of the trunnion. For a 125mm bore, it is calculated as 132 mm + stroke (for line connection "B"). For your stroke, that is 132 mm + 200 mm = **332 mm**.Port Thread: The primary line connection is G 1.Piston Rod Thread (KK): The standard thread for the piston rod for 160 bar operation is M42 x 2 for a 70 or 90 mm rod.⚙️ Ordering Code ExampleBased on the order code structure for the CST3 series, the cylinder would be specified as follows:CST3MT4/125//200...A complete ordering code example from the Rexroth catalog is CST3MT4/125/70/50023X..., demonstrating the configuration pattern.Note on Ordering: When ordering a trunnion-mount cylinder, you must always specify the "XV" dimension in millimeters in the plain text of your order, as it is freely selectable.