Part-number relationships
| Relationship | Reference family | Number |
|---|---|---|
| Primary Recovered Part Number | Cooling-water pump | 5-87311242-0 |
| Related Number - Verify | Recovered co-listing; not a confirmed interchange | 8-97363478-0 |
Excavator Engine Parts
5-87311242-0 Water Pump for Isuzu 4HK1
4 product photos · Swipe on mobile, or hover and select a thumbnail.
OEM / reference5-87311242-0
SpecificationEngine Cooling Water Pump
Catalog ID51779898
Confirm fitment before ordering
Send the complete part number, machine model and a nameplate photo for confirmation.
- Product Type
- Engine cooling-water pump
- Fitment Status
- Manufacturer verification pending
Send the machine model, engine model or nameplate photo so our team can confirm compatibility before shipment.
Quotation details: MOQ, availability, lead time, item condition (new or remanufactured) and warranty coverage must be confirmed in your quotation before ordering.
Product fitment guide
Part numbers and compatible models
Quickly compare the reference number and recorded machine applications. Use the original photos and the checklist before ordering.
Part identification
Reference numbers
Primary number
Related assembly
Formatting aliases are the same number written differently. Cross-references require a specification and fitment check; they do not by themselves confirm direct interchangeability. Related assemblies and remanufactured numbers are separate relationship types.
Product summary
Engine Cooling Water Pump
- Category
- Excavator Engine Parts
- Catalog ID
- 51779898
- Photo views
- 4
Before ordering
Confirm these details
- Match the complete part number on the original component.
- Compare connectors, mounting points and visible dimensions with the product photos.
- Confirm the exact machine or engine model and serial range before ordering.
Machine fitment
Compatible model references
1 model reference
Fitment / evidence notes
Compatibility lists identify searchable model families, not every production serial range. Confirm the original part number and machine serial number before purchase.
Quick fitment answers
Common questions about 5-87311242-0
Which machines use 5-87311242-0?
Recorded compatible model references include Probable engine family: Isuzu 4HK1. Recorded fitment/evidence notes: Fitment limitation: Confirm casting, pulley hub, ports and engine serial. Confirm the complete part number and machine serial range before ordering.
What numbers are documented for 5-87311242-0?
Related assembly numbers (not direct interchanges): 8-97363478-0.
How do I confirm 5-87311242-0 before ordering?
Match the complete part number on the original component. Compare connectors, mounting points and visible dimensions with the product photos. Confirm the exact machine or engine model and serial range before ordering. Send clear photos of the original unit and connector layout when requesting a quote.
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