Komatsu Heavy Equipment Disc 418-33-21340

Komatsu Heavy Equipment Disc 418-33-21340 is part of the 19PARTS KOM line, developed for demanding heavy-equipment service where dependable fit, durability, and day-to-day uptime matter. This disc 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 Wheel Loader, Dozer applications. Common machine models include: WA250, WA250L, WA250PT, WA300, WA300L, WA320, WA320AVANCECUSTOMSERIALNO.20001ANDUP, WA320L, WA320PT, WA320PZ. Reported category/application areas: WHEEL LOADERS. Reported serial ranges include: 50001-52999 (FOR JAPAN), 53001-UP, 65001-UP, S/N 65001-UP, A70001-UP, A71001-UP, 53001-UP (FOR NORTH AMERICA, 53001-UP (FOR NORTH AMERICA).

Part information

• Komatsu part number: 418-33-21340
• Alternate search number: 4183321340
• Product type: Disc
• Usage-report description: DISC, INTERNAL DISC

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 418-33-21340, rely on 19PARTS to help you Keep Ops Moving™.