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BALDWIN · Engine Oil Filter

PT185

Full-Flow Lube Element

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Stock checked September 11, 1:46 PM Eastern. Call before travelling so we can confirm what is still available.

THE DETAILS THAT MATTER

FILTER SPECIFICATIONS.

Filter type
Full-Flow Lube Element
Outside diameter
3 15/16 in.
Outside diameter (mm)
100.0
Inside diameter
1 19/32 in.
Length
5 9/16 in.
Length (mm)
141.3
Manufacturer part number
PT185
GTIN
00791440002302

Baldwin replacement references: International 279994-R91

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 PT185. Keep any size, quantity or application conditions with the match. A cross-reference alone does not confirm fit on your equipment.

142 manufacturer reference rows

Brand / manufacturerReference numberCondition / noteReference qty
ACDELCOPF3491
AIR REFINERQ3351
ALLCARAP3281
AMERICAN PARTS6951
AMERICAN PARTS921511
AP FILTERSAP34101
AP LOCKHEEDAP34101
AP LOCKHEEDAP3410A1
AP LOCKHEEDLK34101
BALDWIN FILTERSPT1851
BIG A FILTER6951
BIG A FILTER921511
BOWESP3351
CARQUEST851511
CASE279994R911
CASE323827R911
CASE323828R911
CASE785896R911
CATERPILLAR3I12711
CATERPILLAR9Y44981
CHAMPION LABORATORIESP3351
CHRYSLERL91
CLARK EQUIPMENT52930471
CLEAN FILTERSML4101
CLEVELAND279994R911
CO-OPPL118A1
CO-OPUR131
COOPERSAZL0631
COOPERSG6031
COOPERSLEF50541
CROSLAND5171
CYCLONEPM2671
DELUXE404Lube1
DELUXEFC4041
DELUXEFS4041
DELUXEWD4041
DIAMONDDH2241
DIEXADX1181
DONALDSONLFP5533351
DONALDSONP5533351
DONALDSONP7790501
ELGIN279994R911
ELGIN60667551
FIAAMFA44051
FILGAFF1181
FILTFF1851
FINN FILTERFFP691
FLEETGUARDLF5631
FLEETRITELFR85631
FLO-LINEQ3351
FORD MOTOR96133281
FRAM FiltersCH335PL1
GALION809631
GALION858301
GALIOND809631
GALIOND858301
GM GENERAL MOTORS55763011
GM GENERAL MOTORS55792661
GM GENERAL MOTORS64385611
GONHERG3351
GONHERG335M1
GOULDP2671
GRAINGER2NUG61
GUD FILTERSG6031
GUIOTGE3351
HARMOP1741
HASTINGSLF3281
HENGSTE140411
HOUGH279994R911
HOUGH323827R911
HUTCHENSS1181
IHC INTERNATIONAL HARVESTER279994R911
IHC INTERNATIONAL HARVESTER323827R911
IHC INTERNATIONAL HARVESTER323828R911
IHC INTERNATIONAL HARVESTER325827R911
IHC INTERNATIONAL HARVESTER424837R911
IHC INTERNATIONAL HARVESTER779994R911
IHC INTERNATIONAL HARVESTER785896R911
JURA (HIFI)SO5631
KOMATSU323827R911
KRALINATORL9271
L.B. FILTERL1611
LEDERERLP1181
LEELP1181
LUBER-FINERLP3351
LUBER-FINERP3351
M FILTERMO11151
M FILTERMO1115P1
MAIN FILTERMF02355361
MANN+HUMMELH1042121
MANN+HUMMELH104221
MANN+HUMMELH1042201
MASTED1111
MASTEP3281
MCCORMICKMC323827R911
MICRO POREPM3351
MOBIL 1MT1181
MOPARL91
MOTORCRAFTFL941
NAPA GOLD11511
NAPA X11511
NELSON88357A1
NELSONCP455IH1
NELSON-WINSLOWCP455IH1
NSN NATIONAL STOCK NUMBER29400072523311
PALMER13247F1
PALMER13247R1
PALMER279994R911
PBRAC30151
PERRYPL4041
PHILLIPS 66P131
PROMATCH9Y44981
PURFLUXL7711
PUROLATORL300131
PUROLATORR131
QUAKER STATEQSC3351
QUICKWAY SHOVEL279994R911
REFILCO279994M1
ROL-PAKIH994FF1
RYCOHDR2112P1
RYCOR2112P1
SAVARA920970171
SAVARA921511
SF-FILTER / SCHUPPSO12971
SOPARISCA28101
SOPARISCAP2811
STAY READYSRP1H41
STAY READYSRPIH41
TEHO FILTERD1111
TOWMOTOR6772511
UNITED ENGINE LIFEP2799941
UNITED ENGINE LIFEP279994P1
WABCOSP718931
WESTERN TOOL CO.P9941
WGBS154CP1
WHITE3034835761
WINSLOWCP4551H1
WINSLOWCP455IH1
WIX511511
WIXCW151MP1
WIXPC151P1
WOODGATEWGL5631

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.

Dresser, Drott, Galion, Gradall, Hough, International Equipment; International Engines

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.