Cooling Spare Parts

511-0264 9.6 L Coolant Expansion Tank for Cat 320 320 GC 323

Q: What numbers are documented for 511-0264?

Primary Manufacturer Part Number: 511-0264. Same-number Formatting Alias: 5110264. Relationship labels distinguish formatting aliases, direct interchanges, remanufactured references and related assemblies.

Q: How do I confirm 511-0264 before ordering?

Match the complete part number, compare the connector or mounting arrangement with the product photos, and confirm the machine or engine model and serial range. Send clear photos of the original unit when requesting a quote.

1 product photo · Swipe on mobile, or hover and select a thumbnail.

OEM / reference511-0264

SpecificationCoolant Expansion Tank

Catalog ID77330626

511-0264 is documented by Cat as a 9.6-liter coolant tank with cap, polypropylene construction and Full/Add level marks. The manufacturer lists 320, 320 GC and 323 excavator compatibility. Confirm the complete number, hose ports, cap, mounting points and machine serial range before ordering.

Product Type: Coolant Expansion Tank
Capacity: 9.6 L
Material: Polypropylene
Overall Dimensions: 22.8 x 17.95 x 8.43 in (manufacturer record)
Included Feature: Cap and Full/Add level marks

Send email inquiry Ask on WhatsApp Return to catalog

Send the machine model, engine model or nameplate photo so our team can confirm compatibility before shipment.

Part-number relationships

Relationship	Reference family	Number
Primary Manufacturer Part Number	Official Cat coolant-tank reference	511-0264
Same-number Formatting Alias	Search alias only	5110264

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

511-0264

Formatting alias

5110264

Formatting aliases are the same number written differently. Related assemblies and remanufactured numbers are not presented as direct interchanges.

Product summary

Coolant Expansion Tank

Category: Cooling Spare Parts
Catalog ID: 77330626
Photo views: 1

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

2 model references

Manufacturer-listed excavators: Cat 320 / 320 GC / 323
Fitment limitation: Confirm number, hose ports, cap, mounting points and serial range

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 511-0264

Which machines use 511-0264?

Recorded compatible model references include Manufacturer-listed excavators: Cat 320 / 320 GC / 323, Fitment limitation: Confirm number, hose ports, cap, mounting points and serial range. Confirm the complete part number and machine serial range before ordering.

What numbers are documented for 511-0264?

Formatting aliases for the same number: 5110264.

How do I confirm 511-0264 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.

Continue comparing verified references from the same system.

Browse this category