In StockFlange Bearing 421-20-15122 421-20-15123 for Komatsu Loader WA400-1 WA400-5 WA430-6 WA420-3 WA450-1 WA470-1 WA480-6 WF450-3
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For KomatsuBearing, Gear & Shaft

Bearing, Gear & Shaft 421-20-15122 for Komatsu

OEM / REF: 421-20-15122SKU: pilotpart626835-9484563087608

Flange Bearing 421-20-15122 421-20-15123 for Komatsu Loader WA400-1 WA400-5 WA430-6 WA420-3 WA450-1 WA470-1 WA480-6 WF450-3 is a Bearing, Gear & Shaft replacement part for Komatsu Transmission & Undercarriage Parts, categorized under Transmission & Undercarriage Parts > Bearing, Gear & Shaft. Use OEM part number 421...

Stock
In stock
Condition
New
Fitment
Komatsu Transmission & Undercarriage Parts
  • Fitment support before you order
  • Worldwide delivery options

Bearing, Gear & Shaft Description

This Bearing, Gear & Shaft is indexed for Komatsu s: Fit For Komatsu Loader: WA400-1, WA400-3A, WA400-3A-S, WA400-3A-SN, WA400-3-H, WA400-3-X, WA400-5, WA400-5L, WA420-1LC, WA420-3, WA420-3CS, WA420-3L, WA420-3MC, WA420-DZ-3, WA430-5, WA430-5-SN, WA430-6, WA430-6E0, WA450-1, WA450-2, WA450-3, WA450-3A, WA450-3A-S, WA450-3A-TN, WA450-3-H, WA450-3L, WA450-3MC, WA450-3-X, WA450-5L, WA450-6, WA450-6-W1, WA450L-3, WA470-1, WA470-3, WA470-5, WA470-6, WA470-6R, WA470-7, WA470-8, WA470-8E0, WA470-DZ-3, WA475-10E0, WA480-5, WA480-5L, WA480-6, WA480-8, WA480-8E0, WF450-3, WF450T-1, WF450T-1A, WF450T-3. Compare reference number 421-20-15122 against the label on your existing Komatsu component before ordering.

Additional cross references on file: 421-20-15123, WA400-3A, WA400-3A-S. If your machine plate shows a different number, submit a fitment inquiry with photos before checkout.

Applications

  • Komatsu s: Fit For Komatsu Loader: WA400-1, WA400-3A, WA400-3A-S, WA400-3A-SN, WA400-3-H, WA400-3-X, WA400-5, WA400-5L, WA420-1LC, WA420-3, WA420-3CS, WA420-3L, WA420-3MC, WA420-DZ-3, WA430-5, WA430-5-SN, WA430-6, WA430-6E0, WA450-1, WA450-2, WA450-3, WA450-3A, WA450-3A-S, WA450-3A-TN, WA450-3-H, WA450-3L, WA450-3MC, WA450-3-X, WA450-5L, WA450-6, WA450-6-W1, WA450L-3, WA470-1, WA470-3, WA470-5, WA470-6, WA470-6R, WA470-7, WA470-8, WA470-8E0, WA470-DZ-3, WA475-10E0, WA480-5, WA480-5L, WA480-6, WA480-8, WA480-8E0, WF450-3, WF450T-1, WF450T-1A, WF450T-3

Fitment Notes

Brand or application signal
Komatsu Transmission & Undercarriage Parts
Product family
Bearing, Gear & Shaft
System category
Transmission & Undercarriage Parts > Transmission Parts > Bearing, Gear & Shaft
Recommended verification
OEM number, engine model, serial number, old part photos, and dimensions.

Shipping & Returns

Availability
InStock
Shipping
Shipping quotes can be confirmed before payment for heavy or urgent orders.
Returns
Returns are easier when fitment is confirmed before ordering.
B2B support
Bulk, fleet, and repair-shop requests can be handled through the inquiry form.

Frequently Asked Questions

How do I confirm this part fits my machine?

Match the OEM or reference number first, then verify machine model, engine model, serial number, connector layout, mounting points, and old part photos.

Can I order if my part number is not listed?

Yes. Send the old part number, machine plate, and photos through the fitment inquiry form. Support can review possible replacements or alternatives.

Is this an OEM part?

Products are indexed as replacement parts unless explicitly marked otherwise. Always compare reference numbers and confirm fitment before purchase.

Confirm fitment

Send machine details before ordering high-risk parts.