Part-number relationships
| Relationship | Reference family | Number |
|---|---|---|
| Manufacturer Part Number | 31R basic gear pump | 329-5736 |
Excavator Hydraulic Spare Parts
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Basic 31R gear pump identified by official part number 329-5736. The manufacturer parts page confirms compatibility with M313D, M315D, M316D, M318D and additional M-series wheeled excavators, and publishes 7.9 in length and 5.1 in height. Six owned photographs show the same pump, drive, flange and ports. Confirm the original number, drive, flange, port orientation and machine serial range before ordering.
Send the machine model, engine model or nameplate photo so our team can confirm compatibility before shipment.
| Relationship | Reference family | Number |
|---|---|---|
| Manufacturer Part Number | 31R basic gear pump | 329-5736 |
Product fitment guide
Quickly compare the reference number and recorded machine applications. Use the original photos and the checklist before ordering.
Part identification
Formatting aliases are the same number written differently. Related assemblies and remanufactured numbers are not presented as direct interchanges.
Product summary
Before ordering
Machine fitment
2 model references
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
Recorded compatible model references include Manufacturer-supported models: M322D / M322C / M318D / M318C / M320 / M313D / M316D / M315D / M317 / M320D2 / M315D2 / M317D2 / M322D2, Fitment limitation: Confirm original number, drive, flange, ports and machine serial range. Confirm the complete part number and machine serial range before ordering.
Manufacturer number: 329-5736.
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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