OEM Annular Flap for Komatsu PC3000, PC4000 and PC5500 (ref. 904 748 40)
This is a replacement hydraulic component for Komatsu mining excavators.
Key facts
- Part: Annular Flap, new replacement for Komatsu PC3000, PC4000 and PC5500
- Komatsu OEM ref.: 904 748 40 (also written 90474840)
- Interchangeable references: 1 additional Komatsu numbers (listed below), incl. 111 799 42
- Fits: Komatsu PC3000, PC4000 and PC5500 (mining excavator)
- Condition: New, to OEM specification
- HD Mining Parts SKU: KMP-AF-1HV6U0
- Supplied by: HD Mining Parts (worldwide export, quote-based)
Interchangeable reference numbers
This part is interchangeable with the following Komatsu reference numbers (including superseded and alternative references) and can be supplied in place of any of them. Each is shown with and without spaces:
- 111 799 42 / 11179942
Each part is matched by reference number and technically verified before dispatch, with traceable sourcing and export-ready delivery; availability and lead time on request.
Frequently asked questions
What part is Komatsu OEM number 904 748 40?
It is the annular flap for Komatsu PC3000, PC4000 and PC5500; HD Mining Parts supplies a new replacement under SKU KMP-AF-1HV6U0.
Is 111 799 42 interchangeable with 904 748 40?
Yes, 111 799 42 (11179942) is an interchangeable Komatsu reference for this annular flap and can be replaced by it.
Request Komatsu OEM ref. 904 748 40, or browse all Hydraulic Valves and Komatsu PC3000 spare parts, Komatsu PC4000 spare parts, Komatsu PC5500 spare parts, or request a quotation.