Part-number relationships
| Relationship | Reference family | Number |
|---|---|---|
| Primary Part Number | Source catalog | 157-7911 |
| Formatted Alias | Source catalog | 1577911 |
5 product photos · Select a thumbnail to change the main view.
Excavator Engine Parts
157-7911 Engine Breather for CAT Heavy Equipment
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.
Fitment status: Verified · Checked 2026-07-22- Product Type
- 24
- Product Brand
- EexcavaStart
- Product Type
- Breather
- Voltage
- 24V
- Engine Models
- CAT
- Condition
- New replacement part
Send the machine model, engine model or nameplate photo so our team can confirm compatibility before shipment.
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
Search with or without hyphens. Match the complete number on the original part.
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
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 part numbers cross-reference with 157-7911?
The recorded reference family includes 157-7911, 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.
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