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BALDWIN · Hydraulic Filter

BT305

Hydraulic Spin-on

$70.50
Dealer price · CAD per each · price checked September 11, 2026
Belleville APCCall for availability
Kingston APCCall for availability

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
1 1/8–16
Outside diameter
3 11/16 in.
Outside diameter (mm)
93.7
Length
7 1/8 in.
Length (mm)
181.0
Manufacturer part number
BT305
GTIN
00791440038059

Baldwin replacement references: Caterpillar 93-7521

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 BT305. 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
BALDWIN FILTERSBT3050
BIG A FILTER926211
CARQUEST856211
CATERPILLAR2898194Filter Only1
CATERPILLAR9375201
CATERPILLAR9375211
CATERPILLAR937521X1
DONALDSONP5513481
FLEETGUARDHF350181
FLEETRITEHFR8350181
FRAM FiltersP84801
GRAINGER2NTX61
HASTINGSHF10111
JIMCOJHC880041
JLG INDUSTRIES INC.700203581
JURA (HIFI)SH660541
KRALINATORL16211
KUBOTA52200153201
KUBOTAHH520153201
LUBER-FINERLFH82171
MAHINDRA156451534101
MASSEY FERGUSON3705452M21
MITSUBISHI198124610001
MITSUBISHIC457024111
NAPA GOLD16211
NAPA X16211
SAKURAHC58011
SAKURAHC85011
SF-FILTER / SCHUPPSPH97011
SURE FILTER TECHNOLOGYSFH24111
WAKOUWP1101
WAKOWP1101
WIX516211
WIX5516211
WOODGATEWGH19431

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.

Caterpillar 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.