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This is the Cummins DEF Filter, part number 5303604. A DEF filter is a filter used in a machine's diesel exhaust fluid system to catch contaminants in the fluid. Parts that look alike can have different part numbers, so order by the exact part number 5303604 and not by name or appearance.
| Brand | Cummins |
|---|---|
| Part number | 5303604 |
| Store SKU | 7107153 |
| Part type | DEF Filter |
| Category | Emissions |
Models are not listed on this page. Check part number 5303604 against the machine's parts book, or send the model and serial number through the quote form so the parts team can confirm.
Match part number 5303604 to the machine's parts book or to the number on the part you are replacing. If you can't find a number, send the machine model and serial number through the quote form and the parts team will help check it.
DEF filters in general are there to keep contaminants out of the diesel exhaust fluid system so they don't reach downstream components.
Common signs include DEF system fault codes or warnings, and restricted or reduced DEF flow. Those symptoms can have other causes, so diagnose the system and follow the machine's service manual before replacing parts.
Have the part number (5303604), the machine model and serial number, and the quantity you need. The model and serial number let the parts team double-check the match before the order goes out.
No. The store SKU (7107153) is our internal reference. The part number is 5303604, and that is the number to use when checking a parts book or ordering.
