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BALDWIN · Engine Air Filter

BT368

Air Breather Spin-on

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Call either store for your current price.
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Kingston APCCall for availability

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
Air Breather Spin-on
Thread
3/4–14 BSP-PL
Outside diameter
3 11/16 in.
Outside diameter (mm)
93.7
Length
3 7/32 in.
Length (mm)
81.8
Manufacturer part number
BT368
GTIN
00791440004276

Baldwin replacement references: Allis Chalmers 4835378

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 BT368. Keep any size, quantity or application conditions with the match. A cross-reference alone does not confirm fit on your equipment.

34 manufacturer reference rows

Brand / manufacturerReference numberCondition / noteReference qty
ACDELCOFB1321
ALLIS-CHALMERS48353781
ALLIS-CHALMERS748353781
BALDWIN FILTERSBT3680
BIG A FILTER941001
BIG A FILTER941011
BUDA48353781
BUDA748353781
CARQUEST881001
CARQUEST881011
DONALDSONP5394681
FIAT748353781
FLEETGUARDAF46101
FLEETRITEAFR846101
FRAM FiltersPFA36671
GM GENERAL MOTORS251770521
GRAINGER2LAA71
HASTINGSCB431
LHA96306044281
LUBER-FINERLAF19881
MCNEILUS9630604428w/o Adapter1
MOTORCRAFTFA9471
NAPA GOLD61001
NAPA GOLD61011
NAPA X61011
NSN NATIONAL STOCK NUMBER29400101865251
PUROLATORH147421
PUROLATORPER136A1
SANDVIK850794091
TRACTOMOTIVE48353781
TRACTOMOTIVE748353781
WIX461001
WIX461011
WIX5461011

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.

Allis Chalmers Optional 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.