Dewalt mrg084431 O-ring 3.323 X 0.122 Inches

Product Description

The DEWALT mrg084431 is a replacement O-ring designed for use in DEWALT power tools and accessories. This sealing component measures 3.323 inches in inner diameter with a 0.122-inch cross-section, providing a precise fit in applications where fluid or air containment is required. O-rings of this type maintain pressure seals, prevent leaks, and protect internal components from contamination. This part is installed by service technicians and repair professionals performing maintenance or rebuild work on compatible DEWALT equipment.

This O-ring is suited for repair and maintenance applications within DEWALT power tool assemblies. It is typically used during a full service interval or when an existing seal shows wear, cracking, or deformation that compromises system integrity. The precise dimensions make it a direct replacement in the original sealing groove without modification.

Key Features

• Inner diameter of 3.323 inches for accurate groove seating
• Cross-section of 0.122 inches for consistent sealing pressure
• OEM DEWALT replacement part for reliable fitment
• Designed to maintain pressure seals and prevent fluid or air leaks

Compatibility

Designed as an OEM-style replacement O-ring for compatible DEWALT power tools and accessories requiring a 3.323 x 0.122-inch seal.

Installation Notes

Installation should be performed by a qualified service technician familiar with power tool repair procedures. Disconnect and de-energize the tool completely before disassembling any sealed components. Inspect the sealing groove for damage or debris before installing the new O-ring, and avoid overstretching the ring during installation. Lubricate the O-ring with a compatible seal lubricant as appropriate for the application.

Technical Specifications

• Inner Diameter: 3.323 inches
• Cross-Section: 0.122 inches

Standard Information

• Brand: DEWALT
• Manufacturer Part Number: mrg084431