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BALDWIN · Engine Air Filter

PA3809

Inner Air Element

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Call either store for your current price.
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Stock checked September 11, 12:46 PM Eastern. Call before travelling so we can confirm what is still available.

THE DETAILS THAT MATTER

FILTER SPECIFICATIONS.

Filter type
Inner Air Element
Outside diameter
4 9/16 in.
Outside diameter (mm)
115.9
Inside diameter
21/32 in.
Length
16 1/2 in.
Length (mm)
419.1
Manufacturer part number
PA3809
GTIN
00791440053045

Baldwin replacement references: Komatsu 20501-K1480

Baldwin PIES August 20, 2026 · Baldwin Product Guide July 24, 2026.

START WITH THE NUMBER YOU HAVE

CROSS-REFERENCE NUMBERS.

Baldwin’s reference lists the numbers below for PA3809. Keep any size, quantity or application conditions with the match. A cross-reference alone does not confirm fit on your equipment.

20 manufacturer reference rows

Brand / manufacturerReference numberCondition / noteReference qty
BALDWIN FILTERSPA38091
BIG A FILTER947811
CARQUEST887811
DONALDSONP7760191
FLEETGUARDAF253181
FLEETRITEAFR8253181
GPCFC6341
GRAINGER4ZRE81
GREYFRIARS1473A1
HASTINGSPA38091
JURA (HIFI)SA160191
KOMATSU20501K14801
KOMATSU20501K1480P1
KRALINATORLA18631
NAPA GOLD67811
SAKURAA56711
SAKURAAS5672SInner1
WIX467811
WIX5467811
WOODGATEWGA1151S1

Source: Baldwin Specs & Interchange · July 27, 2026. Reference quantity is part of the manufacturer’s cross-reference, not store stock.

CHECK THE EQUIPMENT. CHECK THE ENGINE.

APPLICATIONS & EQUIPMENT.

Komatsu Excavators

Baldwin Product Guide summary. This description does not establish fit for every model from each manufacturer.

Call with your equipment model, engine and the number on the existing filter. Our counter will help verify the application.

A REAL COUNTER. CLOSE TO HOME.

YOUR LOCAL FILTER PEOPLE.

Bring the number off your old filter, or your equipment and engine details. We’ll help check the match.