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BALDWIN · Hydraulic Filter

PT777

Hydraulic Element

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Call either store for your current price.
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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
Hydraulic Element
Outside diameter
4 3/8 in.
Outside diameter (mm)
111.1
Inside diameter
5/8 in.
Length
8 in.
Length (mm)
203.2
Manufacturer part number
PT777
GTIN
00791440008427

Inside-Out Flow Direction

Baldwin replacement references: Ingersoll-Rand 39123211

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 PT777. Keep any size, quantity or application conditions with the match. A cross-reference alone does not confirm fit on your equipment.

25 manufacturer reference rows

Brand / manufacturerReference numberCondition / noteReference qty
AMERICAN PARTS925321
BALDWIN FILTERSPT7771
BIG A FILTER925321
CARQUEST855321
CARQUEST941631
CATERPILLAR3I06791
DONALDSONP1614021
DONALDSONP1624241
DONALDSONP1624251
DONALDSONP1652481
FAMELFA211H1
FLEETGUARDHF352841
FLEETGUARDHF64631
FLEETRITEHFR864631
FRAM FiltersC69511
GRAINGER4ZNG91
HASTINGSHF8521
HASTINGSPT7771
INGERSOLL RAND391232111
LUBER-FINERLH49931
NAPA GOLD15321
SF-FILTER / SCHUPPHY95161
WIX515321
WIX5515321
WOODGATEWGH64631

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.

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.