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BALDWIN · Hydraulic Filter

PT377

Hydraulic Element

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

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

Call Belleville ↗Call Kingston ↗Text your part number ↗

THE DETAILS THAT MATTER

FILTER SPECIFICATIONS.

Filter type
Hydraulic Element
Outside diameter
3 1/32 in.
Outside diameter (mm)
77.0
Inside diameter
1 1/4 in.
Length
6 15/32 in.
Length (mm)
164.3
Manufacturer part number
PT377
GTIN
00791440004375

Baldwin replacement references: Michigan Fluid Power C69

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 PT377. 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 FILTERSPT3771
BIG A FILTER923081
CARQUEST853081
CARQUEST942241
DRILTECH2205541
GRAINGER4ZGW31
HASTINGSPT3771
JOY16605691
JOY5432591
LUBER-FINERLH49911
MARION37000171
MARION3700017Y81
MICHIGAN FLUID POWER37000171
MICHIGAN FLUID POWERC691
NAPA GOLD13081
WIX513081
WIX5513081

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.

Michigan Fluid Power Systems

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.