Bosch Rexroth AB21-11/16-050-1-1X/M Check Valve R900545626 Pilot Operated Hydraulic Seat Valve Size 50

The Bosch Rexroth AB21-11/16-050-1-1X/M is a pilot-operated hydraulic check valve, marked by its directly operated seat valve design. This valve, identified by material number R900545626, is tailored for secure shut-off of hydraulic oil flow within industrial systems, offering dependable sealing with minimal internal leakage. It features a nominal size 50 and supports the A → B flow direction, making it suitable for various hydraulic applications such as presses, machine tools, steel processing, and automation systems. This valve is equipped with NBR seals and is compatible with a range of standard hydraulic fluids, including HL, HLP, HLPD, HVLP, HVLPD, and HFC. The flange connection type ensures robust integration into existing hydraulic setups. Known for its durable construction, the valve is engineered to meet Bosch Rexroth’s high standards, delivering long service life and reliable performance in heavy-duty environments. Its hydraulic actuation provides controlled oil flow, essential for load holding and system security. As a new and genuine Bosch Rexroth component, the AB21-11/16-050-1-1X/M supports both new installations and maintenance operations, exemplary of OEM-quality craftsmanship. The valve’s ability to reliably shut off hydraulic flow with minimal maintenance requirements makes it an excellent choice for ongoing industrial use.