Komatsu Excavator Pin 04050-03040

Komatsu Excavator Pin 04050-03040 is part of the 19PARTS KOM line, developed for demanding heavy-equipment service where dependable fit, durability, and day-to-day uptime matter. This pin 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: D155C, D355C, D85C, D50A, D50P, D50PL, D60A, D60E, D60F, D60P, D60PL, D70, D70LE, D85A. Reported category/application areas: PIPELAYERS, BULLDOZERS, EXCAVATORS. Reported serial ranges include: 15686-UP (SA6D140-2 ENG. INSTALLED (-50CENT. SPEC.)), 15686-UP (SA6D140-2 ENG. INSTALLED), 31416-UP (S6D155-4 ENG. INSTALLED (-50CENT. SPEC.)), 15686-UP (S6D155-4 ENG. INSTALLED (-50CENT. SPEC.)), 15686-UP.

Part information

• Komatsu part number: 04050-03040
• Alternate search number: 0405003040
• Product type: Pin
• Usage-report description: PIN,(F2320-62A1 -18 ), PIN (K2), PIN, PIN,COTTER, PIN, COTTER, (KIT : K02)

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 04050-03040, rely on 19PARTS to help you Keep Ops Moving™.