Komatsu Part RING 427-N42-1140

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Product Overview

The 427-N42-1140 RING is a genuine Komatsu OEM replacement ring from the 427 prefix series. Rings serve various functions — retaining rings hold components axially, seal rings prevent leakage, spacer rings maintain clearances, and wear rings protect bores from abrasive contact.

Part Number: 427-N42-1140 Part Name: RING Part Type: OEM Komatsu Replacement Component Availability: In stock — ready to ship

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When to Replace

Replace the 427-N42-1140 when the ring is deformed, cracked, or broken; when it fails to perform its intended function; when corrosion or wear is visible; or when the assembly is disassembled for service and the ring shows degradation.

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Installation

1. Confirm 427-N42-1140 in your catalog
2. Clean the groove or seat where the ring mounts
3. Install in correct position and orientation
4. Verify the ring seats fully and securely

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Request a Quote

Need the Komatsu 427-N42-1140 RING? Contact us through the form on this page, or reach us by phone, email, or WhatsApp. We respond within one business day.