Excavator Engine Parts

157-7911 Engine Breather for CAT Heavy Equipment

Q: What numbers are documented for 157-7911?

Primary Part Number: 157-7911. Formatted Alias: 1577911. Relationship labels distinguish formatting aliases, direct interchanges, remanufactured references and related assemblies.

Q: How do I confirm 157-7911 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.

157-7911 Engine Breather for CAT Heavy Equipment, OEM/reference 157-7911, 24, product view 1

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OEM / reference157-7911

Specification24

Catalog ID51035679

24 identified by primary reference 157-7911. Compare the complete number, connector or mounting configuration and the original product before ordering.

Product Type: 24
Product Brand: EexcavaStart
Product Type: Breather
Voltage: 24V
Engine Models: CAT
Condition: New replacement part

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Part-number relationships

Relationship	Reference family	Number
Primary Part Number	Source catalog	157-7911
Formatted Alias	Source catalog	1577911

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

157-7911

Formatting alias

1577911

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

Product summary

24

Category: Excavator Engine Parts
Catalog ID: 51035679
Photo views: 5

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

18 model references

Recorded application: 740
Recorded application: D400E II
Recorded application: D350E II
Recorded application: 725C
Recorded application: 735B
Recorded application: 730 EJECTOR
Recorded application: 725
Recorded application: 730C2
Recorded application: 730
Recorded application: 730C
Recorded application: 735 OEM
Recorded application: 740B
Recorded application: 725C2
Recorded application: 735
Recorded application: 613G
Recorded application: 785
Recorded application: 793F AC
Recorded application: 793F CMD

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 157-7911

Which machines use 157-7911?

Recorded compatible model references include Recorded application: 740, Recorded application: D400E II, Recorded application: D350E II, Recorded application: 725C, Recorded application: 735B, Recorded application: 730 EJECTOR, Recorded application: 725, Recorded application: 730C2 and 10 additional models shown on this page. Confirm the complete part number and machine serial range before ordering.

What numbers are documented for 157-7911?

Formatting aliases for the same number: 1577911.

How do I confirm 157-7911 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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