KOMATSU 02896-11015 O-RING

The Komatsu 02896-11015 O-Ring is a genuine sealing component used across a notably wide span of Komatsu equipment — from dozers and motor graders to large-frame excavators. Positioned inside pump housings, cylinders, or fitting connections, it forms a tight, pressure-holding seal that keeps hydraulic fluid where it belongs while shutting out dirt, moisture, and other contaminants that would otherwise degrade the system from the inside.

This O-Ring is molded to Komatsu’s OEM specifications from a resilient elastomer compound chosen for its ability to withstand hydraulic oil exposure, sustained pressure, friction, and temperature swings without breaking down. The material holds its elasticity across long operating cycles, so it keeps forming a tight seal rather than hardening and cracking the way inferior compounds tend to after extended use. Because it’s produced to strict dimensional tolerances, the fit is consistent from unit to unit, which translates to easier installation and fewer callbacks from ill-fitting substitutes.

Given how many different machine platforms rely on this one part number, keeping genuine stock on hand rather than settling for a loosely matched equivalent makes practical sense for fleets running mixed equipment. A worn or failed O-Ring in this position can lead to gradual pressure loss and oil seepage, so replacing it proactively is a straightforward way to protect the more expensive hydraulic components it seals.

Technical Features

• Genuine Komatsu-spec O-Ring
• High-performance elastomer compound
• Withstands hydraulic oil, pressure, and friction without breaking down
• Stable performance across temperature fluctuations
• Manufactured to precise OEM tolerances for consistent fitment
• Protects hydraulic assemblies from leakage and contamination
• Cross-platform application across dozers, graders, and excavators

Compatible Machine Models

Komatsu Bulldozer

• D155A-6
• D155AX-5
• D155AX-6A
• D21A-8

Komatsu Motor Grader

• GD555-3A
• GD555-3C
• GD655-3A

Komatsu Excavator

• PC1250-7
• PC1250-8
• PC1250-8R

Alternative Part Numbers

• 07001-01009
• 07000-12105
• 23B-22-11380

Shop & Supply carries the Komatsu 02896-11015 O-Ring in stock, ready to ship the same day for orders placed on weekdays. As part of our genuine Komatsu parts catalog spanning dozers, graders, and excavators, this O-Ring gives you the confidence of exact OEM fit and material quality — no matter which platform in your fleet needs it.