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The DEWALT 584422-00 is a cylinder assembly replacement part designed for use in DEWALT power tools. The cylinder is a core internal component that houses the piston and guides the reciprocating or striking action that drives tool operation. This part is sourced directly to OEM specification, making it a direct-fit replacement for technicians performing component-level repairs on compatible DEWALT equipment. Service technicians and tool repair professionals handling DEWALT warranty and out-of-warranty repairs will find this assembly essential for restoring tool function.
This cylinder assembly is intended for installation in DEWALT power tools where the original cylinder has experienced wear, cracking, or failure. It is suited for shop-level repair environments and field service operations that stock common wear components. Specific model compatibility should be confirmed against the DEWALT parts lookup using part number 584422-00 prior to ordering.
Designed as an OEM-style replacement cylinder assembly for compatible DEWALT power tools. Verify fitment using the DEWALT parts reference and tool model number before installation.
Installation should be performed by a qualified tool repair technician familiar with DEWALT power tool service procedures. Disconnect the tool from all power sources and, where applicable, discharge any stored pneumatic pressure before disassembly. Refer to the applicable DEWALT service manual for disassembly sequence and reassembly torque guidance. Improper assembly of internal cylinder components can result in tool malfunction or personal injury.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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