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Excavator Spare Parts

309-5769 Pressure Switch for Cat 311C 312D 320D 336D Excavators

OEM / reference309-5769
SpecificationPilot-Control Pressure Switch
Catalog ID51091704

The official Cat exact-number record identifies 309-5769 as a pressure switch used to monitor lubricant pressure for pilot-control systems. The official application list includes 311C, 312C/312D, 313D, 314C, 315C, 320C/320D, 323D and 336D excavator families. An independent technical catalog maps aftermarket reference 2263020 to OEM 309-5769 and records a 7/16-20 UNF connection, Deutsch two-pin connector and 79.77 psi switching pressure. The inherited 102-2240 reference is removed because the official Cat catalog identifies it as a separate temperature sensor. Confirm the original number, connector, thread, pressure setting and machine serial range before ordering.

Product Type
Pressure switch for pilot-control lubricant-pressure monitoring
Thread / Connection
7/16-20 UNF (independent exact-reference catalog)
Electrical Connector
Deutsch 2-pin DT04-2P (independent exact-reference catalog)
Switching Pressure
79.77 psi (independent exact-reference catalog)
Switch Type
Normally open (independent exact-reference catalog)
Condition
New replacement part

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

Part-number relationships

RelationshipReference familyNumber
Primary Part NumberOfficial Cat exact-number identity309-5769
Same-number Formatting AliasSearch alias only3095769
Aftermarket Catalog ReferenceIndependent exact-reference catalog; verify configuration2263020

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
  • 309-5769
Formatting alias
  • 3095769
Other documented relationship
  • 2263020

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

Product summary

Pilot-Control Pressure Switch

Category
Excavator Spare Parts
Catalog ID
51091704
Photo views
7

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

  • Official excavator examples: 311C, 311D, 312C, 312D, 313D, 314C, 315C, 320C, 320D, 323D and 336D families
  • Fitment limitation: Confirm 309-5769, connector, thread, pressure setting and machine 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 309-5769

Which machines use 309-5769?

Recorded compatible model references include Official excavator examples: 311C, 311D, 312C, 312D, 313D, 314C, 315C, 320C, 320D, 323D and 336D families, Fitment limitation: Confirm 309-5769, connector, thread, pressure setting and machine serial range. Confirm the complete part number and machine serial range before ordering.

What numbers are documented for 309-5769?

Formatting aliases for the same number: 3095769.

How do I confirm 309-5769 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.

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