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BALDWIN · Hydraulic Filter

BT525

Hydraulic Spin-on

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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 Spin-on
Thread
13/16–16
Outside diameter
3 11/16 in.
Outside diameter (mm)
93.7
Length
8 23/32 in.
Length (mm)
221.5
Contains
Anti-Drainback Valve
Gasket
G381-A
Manufacturer part number
BT525
GTIN
00791440006096

Baldwin replacement references: Allis Chalmers 253952

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 BT525. Keep any size, quantity or application conditions with the match. A cross-reference alone does not confirm fit on your equipment.

35 manufacturer reference rows

Brand / manufacturerReference numberCondition / noteReference qty
ACDELCOPF10951
ALLIS-CHALMERS2539521
ALLIS-CHALMERS25395261
ALLIS-CHALMERS2539532Filter Only1
ALLIS-CHALMERS702539521
AMERICAN PARTS928311
BALDWIN FILTERSBT5250
BIG A FILTER928311
BUDA2539521
BUDA25395261
BUDA2539532Filter Only1
BUDA702539521
CARQUEST858311
DELUXE4641
DONALDSONP5511821
DONALDSONP7796511
FIAT2539521
FIAT702539521
FIAT7025395261
FLEETGUARDHF60011
FLEETRITEHFR860011
FRAM FiltersP70291
GM GENERAL MOTORS250124831
GRAINGER4EPA11
HASTINGSHF7351
NAPA GOLD18311
NAPA X18311
PUROLATORPER521
TRACTOMOTIVE2539521
TRACTOMOTIVE25395261
TRACTOMOTIVE2539532Filter Only1
TRACTOMOTIVE702539521
WHITE3034975341
WIX518311
WOODGATEWGH60011

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 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.