Isuzu 4BD1 Ventilation System Parts Catalog for Hitachi EX120-3
Use this parts catalog to identify engine breather and ventilation-system components for the Isuzu 4BD1 configuration listed in the Hitachi EX120-3 catalog. Compare 13 catalog entries, diagram positions and alternative number formats before requesting a quote from WinsDiesel.
Equipment Identification for Your Enquiry
The diagrams and tables below reference Hitachi EX120-3. For enquiries involving Hitachi EX100WD-2, EX100WD-3, EX120, EX120-2, EX120K-2, EX120K-3 or EX150, send the engine and machine serial numbers and the complete existing part number so the configuration can be checked. A shared engine name alone does not confirm that every listed component fits each machine.
Components Listed in This Group
- BREATHER; AIR
- WASHER; PL,BREATHER
- CLIP; RUBBER HOSE,AIR BREATHER
- CLIP; RUBBER HOSE,BREATHER
- BOLT; AIR BREATHER
- HOSE; BREATHER TO PIPE
- BOLT; CLIP
- WASHER; PL,CLIP
- PIPE; BREATHER
View diagrams | Part number list | Selection notes | Request a quote
Selecting Ventilation System
Match the breather, pipes and fixing components to the engine arrangement. Connection and routing photos help distinguish similarly described parts.
Catalog reference: Hitachi EX120-3. Confirm the engine serial number, machine details and complete existing part number before ordering. Different part numbers sharing one diagram position must not be assumed to be interchangeable.
Ventilation System Diagrams
Diagram 1 — 028A0150794
Ventilation System parts reference — drawing 028A0150794. Click to view the full-size diagram; use the positions and complete part numbers in the table below.
Catalog diagrams identify components and are not photographs of the supplied products.
Part Numbers and Catalog Notes
Alternative number formats show the same digits with different hyphen placement. They are not substitute part numbers. Quantities and notes are retained from the catalog and do not represent stock availability.
| Ref. | Part Number | Alternative Number Formats | Catalog Description / Qty. | Original Catalog Notes | Enquiry |
|---|---|---|---|---|---|
| 1(C). | 8970211722 | 8-97021172-2 897021-1722 8-97021-172-2 |
BREATHER; AIR Catalog qty: [1] |
— | Request a Quote |
| 15. | 9091605080 | 9-09160508-0 909160-5080 9-09160-508-0 |
WASHER; PL,BREATHER Catalog qty: [2] |
— | Request a Quote |
| 18(D). | 5097040331 | 5-09704033-1 509704-0331 5-09704-033-1 |
CLIP; RUBBER HOSE,AIR BREATHER Catalog qty: [1] |
— | Request a Quote |
| 29. | 1097071340 | 1-09707134-0 109707-1340 1-09707-134-0 |
CLIP; RUBBER HOSE,BREATHER Catalog qty: [2] |
A | Request a Quote |
| 29. | 8941625680 | 8-94162568-0 894162-5680 8-94162-568-0 |
CLIP; RUBBER HOSE,BREATHER Catalog qty: [2] |
— | Request a Quote |
| 91. | 0500408160 | 0-50040816-0 050040-8160 0-50040-816-0 |
BOLT; AIR BREATHER Catalog qty: [2] |
— | Request a Quote |
| 91. | 0280808120 | 0-28080812-0 028080-8120 0-28080-812-0 |
BOLT; AIR BREATHER Catalog qty: [2] |
— | Request a Quote |
| 94. | 8944338711 | 8-94433871-1 894433-8711 8-94433-871-1 |
HOSE; BREATHER TO PIPE Catalog qty: [1] |
L=54 | Request a Quote |
| 94. | 8972242050 | 8-97224205-0 897224-2050 8-97224-205-0 |
HOSE; BREATHER TO PIPE Catalog qty: [1] |
L=53 | Request a Quote |
| 111. | 0500408250 | 0-50040825-0 050040-8250 0-50040-825-0 |
BOLT; CLIP Catalog qty: [1] |
M8X25 W/LK WASHER | Request a Quote |
| 111. | 0280808220 | 0-28080822-0 028080-8220 0-28080-822-0 |
BOLT; CLIP Catalog qty: [1] |
M8X22 FLANGE | Request a Quote |
| 113. | 9091606080 | 9-09160608-0 909160-6080 9-09160-608-0 |
WASHER; PL,CLIP Catalog qty: [1] |
— | Request a Quote |
| 167. | 8941376820 | 8-94137682-0 894137-6820 8-94137-682-0 |
PIPE; BREATHER Catalog qty: [1] |
L=670 S.B. L=1200 | Request a Quote |
Reading This Catalog
Descriptions and notes retain the original catalog wording. Abbreviations, grade markers and size notes should be checked together with the complete part number. Contact us if your existing number differs; a similar appearance or diagram position is not proof of interchangeability.
Request a Quote from WinsDiesel
Email winsparts@winsparts.com or use the enquiry link beside your required part. Include the complete part number, quantity, engine serial number, machine identification, old-part photos and delivery country. We will confirm the offered brand, specification, availability, supplied contents, price and lead time in our quotation.

