Komatsu Excavator Dust Seal 203-70-33210

Komatsu Excavator Dust Seal 203-70-33210 is part of the 19PARTS KOM line, developed for demanding heavy-equipment service where dependable fit, durability, and day-to-day uptime matter. This dust Seal is manufactured in Italy in an ISO-certified facility with more than 50 years of production experience and is backed by our Keep Ops Moving™ commitment.

Why buyers choose the 19PARTS KOM line

• Manufactured in Italy for heavy-equipment applications
• Produced in an ISO-certified facility with more than 50 years of manufacturing experience
• Built for dependable performance in Komatsu assemblies
• Supported by 19PARTS and our Keep Ops Moving™ commitment

Fitment hint from source data

Source usage data links this part to Excavator, Dozer applications. Common machine models include: PC100, PC100L, PC100S, PC100SS, PC100U, PC100US, PC120, PC120LC, PC120S, PC120SC, PC120SS, PC128US, PC128UU, PC130. Reported category/application areas: EXCAVATORS. Reported serial ranges include: 10001-UP, 13001-UP, 18001-UP (TBG. SPEC. (GERMANY)), 18001-UP, 28001-UP, 40001-UP, 28001-UP (CUSTOM SPEC.), 32402-UP.

Part information

• Komatsu part number: 203-70-33210
• Alternate search number: 2037033210
• Product type: Dust Seal
• Usage-report description: SEAL,DUST, SEAL (KIT), SEAL, SEAL,DUST (KIT), SEAL, DUST

Fitment and verification

Use the model-specific hubs and diagram callouts on our site to verify the correct Komatsu part number, callout location, and serial-range fitment before ordering. The hubs provide the machine-specific authority, while this product page focuses on quality, sourcing, and buying confidence.

Brand and quality

The 19PARTS KOM line is built around practical uptime: quality-focused Komatsu replacement parts, transparent identification, and support for customers who need to keep machines working. For part number 203-70-33210, rely on 19PARTS to help you Keep Ops Moving™.