Filter Cross Reference

    Baldwin PT527 cross reference

    Manufacturer numbers Baldwin lists PT527 as the replacement for

    Baldwin lists PT527 as the replacement for these manufacturer part numbers:

    ManufacturerTheir part number
    BIG A FILTER92538
    CARQUEST85538
    CATERPILLAR3I0717
    DONALDSONP166474
    GRAINGER4XAP1
    HASTINGSLF220
    HASTINGSPT527
    NAPA GOLD1538
    NELSON83575AA
    WIX51538
    WIX551538

    Source: Baldwin Manufacturers' Cross-Reference, Form 560-24 (2024). Baldwin's published direction is manufacturer part → Baldwin replacement. This list shows what Baldwin published in 2024. It does not verify that the numbers interchange today.

    Upgrade chains run one way: equipment spec'd with a newer filter number should not step back to the older one. Go by what the truck was spec'd with.

    Always verify against the current OEM catalog before ordering. Cross references are a starting point, not a guarantee of fit.