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BALDWIN · Engine Air Filter

PA1809

Inner Air Element

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Call either store for your current price.
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Stock checked September 11, 3:16 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
2 1/8 in.
Outside diameter (mm)
54.0
Inside diameter
5/8 in.
Length
9 7/8 in.
Length (mm)
250.8
Manufacturer part number
PA1809
GTIN
00791440013919

Baldwin replacement references: Ford E6NN-9R500-DA

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 PA1809. Keep any size, quantity or application conditions with the match. A cross-reference alone does not confirm fit on your equipment.

83 manufacturer reference rows

Brand / manufacturerReference numberCondition / noteReference qty
ACDELCOA870C1
AGCO1094269M911
AIR REFINERARM1261
ALLIS-CHALMERS49143411
ALLIS-CHALMERS491434151
AMERICAN PARTS13991
AMERICAN PARTS935391
AVELING-BARFORD5031891
AVELING-BARFORDABP30015611
BALDWIN FILTERSPA18091
BIG A FILTER13991
BIG A FILTER935391
BOWESLAF18231
BUDA49143411
BUDA491434151
BURGESSDFE020011
CARQUEST875391
CASEXY165191
CATERPILLAR3430071
CATERPILLAR3I09621
CATERPILLAR9Y68521
CLEAN FILTERSMA7411
COOPERSAES24411
CROSLAND97691
DELUXE7611
DELUXEAF7611
DONALDSONP1364031
EUROFILTER28121
EUROFILTER991
FLEETGUARDAF16871
FLEETRITEAFR816871
FORD MOTOR18267981
FORD MOTORD2NN9R500A1
FORD MOTORE6NN9R500DA1
FRAM FiltersCA2522SY1
GM GENERAL MOTORS250423121
GM GENERAL MOTORS250423131
GPCFC4781
GRAINGER4ZGY51
GREYFRIARS352A1
HASTINGSAF4871
HEAVY DUTY AIRAC1261
HEAVY DUTY AIRHDAC1261
HYSTER30001221
KRALINATORLA7671
LUBER-FINERLAF18231
MASSEY FERGUSON1040178M911
MASSEY FERGUSON1094269M11
MASSEY FERGUSON1094269M911
MASSEY FERGUSON1587575M911
MASSEY FERGUSON1897152M11
MASSEY FERGUSON265102371
MOTORCRAFTFA8291
NAPA GOLD25391
NELSON70355N1
NELSON84791S1
NU-TECHSS0611
O&K ORENSTEIN & KOPPEL1011101
PERKINS265102371
PROMATCH9Y68521
PUROLATORA432661
PUROLATORAF29651
PUROLATORAF32661
RYCOHDA50401
SAMBRON540120061
TOWMOTOR3430071
TRACTOMOTIVE49143411
TRACTOMOTIVE491434151
UNITED AIR CLEANER250C105S1
UNITED AIR CLEANER250C125S1
UNITED AIR CLEANER250C1261
UNITED AIR CLEANER250C126B1
UNITED AIR CLEANER250C126S1
UNITED ENGINE LIFE106D87Inner, Filter O1
UNITED ENGINE LIFE250C105S1
UNITED ENGINE LIFE250C125S1
UNITED ENGINE LIFE250C1261
UNITED ENGINE LIFE250C126B1
UNITED ENGINE LIFE250C126S1
WIX425391
WIX5425391
WOODGATEWGA166S1
WOODGATEWGA628S1

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.

Caterpillar, Ford, Massey Ferguson Equipment

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.