Komatsu part O RING 706 7K 40020

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Komatsu part O RING 706 7K 40020

July 20, 2026

Komatsu Part O-RING 706-7K-40020

Product Overview

The 706-7K-40020 O-RING is a genuine Komatsu OEM replacement O-ring from the 706 prefix series.

Part Number: 706-7K-40020 Part Name: O-RING Part Type: OEM Komatsu Replacement Seal Availability: In stock

When to Replace

  • Leak at the connection
  • O-ring hard, cracked, or compressed
  • Cuts or nicks visible
  • Joint opened

Installation

  1. Confirm 706-7K-40020
  2. Clean the groove
  3. Lubricate
  4. Seat properly
  5. Tighten to spec

Request a Quote

Need the Komatsu 706-7K-40020 O-RING? Contact us through the form or by phone, email, or WhatsApp. We respond within one business day.