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BALDWIN · Fuel Water Separator Filter

BF1379-O

Fuel/Water Separator with Open End for Bowl

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Stock checked October 2, 11:37 AM Eastern. Call before travelling so we can confirm what is still available.

THE DETAILS THAT MATTER

FILTER SPECIFICATIONS.

Filter type
Fuel/Water Separator with Open End for Bowl
Thread
M18 x 1.5
Outside diameter
3 1/32 in.
Outside diameter (mm)
77.0
Length
2 3/8 in.
Length (mm)
60.2
Contains
Bowl Thread 2 3/8 - 10 BSW
Manufacturer part number
BF1379-O
GTIN
00791440111226

Inside-Out Flow Direction

Baldwin replacement references: Ditch Witch 159047; Racor R12S, R12SUL

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

START WITH THE NUMBER YOU HAVE

CROSS-REFERENCE NUMBERS.

Manufacturer catalogs list the references below for BF1379-O. GK Industries-supplied references are identified in the note column. Keep any size, quantity or application conditions with the match. A cross-reference alone does not confirm fit on your equipment.

17 manufacturer reference rows

Brand / manufacturerReference numberCondition / noteReference qty
BALDWIN FILTERSBF1379O1
BIG A FILTER95582Open End for Bo1
CARQUEST968531
CHAMPION LABORATORIESLFF8676Open End for Bo1
DITCH WITCH159047Open End for Bo1
FLEETGUARDFS19628Open End for Bo1
FRAM FiltersPS10975Open End for Bo1
GRAINGER55EM761
LUBER-FINERLFF8676Open End for Bo1
NAPA GOLD3582Open End for Bo1
NAPA X35821
RACORR12SOpen End for Bo1
RACORR12SULOpen End for Bo1
SF-FILTER / SCHUPPSK3430Open End for Bo1
SIERRA18991941
WIX33582Open End for Bo1
WIX533582Open End for Bo1

Sources: Baldwin Specs & Interchange · July 27, 2026; GK Industries PIES · August 21, 2026, where identified. Reference quantity is part of the manufacturer’s cross-reference, not store stock.

CHECK THE EQUIPMENT. CHECK THE ENGINE.

APPLICATIONS & EQUIPMENT.

Idlebuster, Truck Gen Auxiliary Power Units (APUs); Next Generations Generators all with Kubota Engs.

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.