Part-number relationships
| Relationship | Reference family | Number |
|---|---|---|
| Primary Part Number | Official exact-number identity and physical engraving | 352-7122 |
| Formatted Alias | Same number without separator | 3527122 |
Excavator Hydraulic Spare Parts
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Pilot-operated hydraulic relief valve identified by the physical and official part number 352-7122. The official exact-number record specifies a 37 MPa setting, 1-1/16-12 male thread and 100 mm overall length, with applications including 320D, 323D, 330D and 336D families. Part number 352-7123 is a separate 38 MPa valve and is excluded from this product's interchange data.
Send the machine model, engine model or nameplate photo so our team can confirm compatibility before shipment.
| Relationship | Reference family | Number |
|---|---|---|
| Primary Part Number | Official exact-number identity and physical engraving | 352-7122 |
| Formatted Alias | Same number without separator | 3527122 |
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 Official model examples: Cat 320D / 323D / 330D / 336D, Fitment limitation: Confirm 352-7122, 37 MPa setting, thread and machine serial. Confirm the complete part number and machine serial range before ordering.
Formatting aliases for the same number: 3527122.
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.
Continue comparing verified references from the same system.