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BALDWIN · Engine Oil Filter

C133-W

Wound Cotton F-F Lube Cotton Sock

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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
Wound Cotton Full-Flow Lube Cotton Sock
Outside diameter
4 3/8 in.
Outside diameter (mm)
111.1
Inside diameter
1 1/16 in.
Length
31 in.
Length (mm)
787.4
Manufacturer part number
C133-W
GTIN
00791440001770

Baldwin replacement references: Waukesha 168660, 168660B

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 C133-W. Keep any size, quantity or application conditions with the match. A cross-reference alone does not confirm fit on your equipment.

26 manufacturer reference rows

Brand / manufacturerReference numberCondition / noteReference qty
BALDWIN FILTERSC133W0
BIG A FILTER926441
CARQUEST856441
CO-OPS32451
CYCLONEPMS32451
DONALDSONP5506141
FLEETGUARDLF39631
FLEETRITELFR839631
FLO-LINEQ16452C1
GOULDS32451
GRAINGER4ZTE41
HASTINGSC133W1
NAPA GOLD16441
NAPA X16441
SAKURAO730601
UNITED ENGINE LIFEEW1645C21
UNITED ENGINE LIFEEW1645DS21
UNITED ENGINE LIFEEW1656C21
VELCONFO432FG101
WAUKESHA1686601
WAUKESHA168660B1
WINSLOW21645C1
WINSLOW21656C1
WINSLOWCP3245T1
WIX516441
WIX5516441

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.

Waukesha 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.