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The DEWALT 904694 is a replacement O-ring measuring 58 x 2.5 inches, designed as a sealing component for DEWALT power tools and accessories. O-rings serve as critical seals that prevent fluid or air leakage at joints and mating surfaces within tool assemblies. This part is installed by technicians performing maintenance or repair on compatible DEWALT equipment. Keeping the correct replacement O-ring on hand reduces downtime during service calls and ensures a proper, leak-free seal is restored to the assembly.
This O-ring is suited for use in repair and maintenance applications on DEWALT power tools and related equipment. It is typically installed during scheduled maintenance intervals or when an existing O-ring shows signs of wear, cracking, or deformation that compromises the seal integrity of the unit. Service technicians and repair professionals sourcing OEM-matched replacement components will find this part appropriate for restoring original sealing performance.
Designed as an OEM-style replacement O-ring for compatible DEWALT power tools and accessories requiring a 58 x 2.5-inch sealing component.
Installation should be performed by a qualified service technician familiar with DEWALT power tool repair procedures. Disconnect the tool from its power source and release any stored pressure before disassembling the unit. Inspect the O-ring groove and mating surfaces for damage or debris before seating the new O-ring. Avoid using sharp tools that could nick or cut the O-ring during installation.
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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