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BALDWIN · Engine Oil Filter Housing Mount

OB1314

Hydraulic Filter Base

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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 Filter Base
Outside diameter
5 1/2 in.
Outside diameter (mm)
139.7
Length
5 5/16 in.
Length (mm)
134.9
Inlet
1 1/4 In. NPT
Outlet
1 1/4 In. NPT
Contains
25 PSID By-Pass Valve;Threaded Stud: 1 1/2-16;Threaded Stud: 1 1/4-11 BSP
Use with
BT287, BT287-10, BT287-3, BT351, BT387, BT387-10, BT388, BT388-10, BT389, BT389-10, B7011, BT8307-MPG, BT8308-MPG, BT8308-MPG KIT, BT8309-MPG, BT8310-MPG, BT8368, BT8421-MPG, BT8422-MPG, BT8423
Manufacturer part number
OB1314
GTIN
00791440011847

This base requires the use of the G286-C gasket (furnished with BT387, BT387-10, BT388, and BT388-10, optional on others) for installation of the filters listed below.;For use on the return side.

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 OB1314. Keep any size, quantity or application conditions with the match. A cross-reference alone does not confirm fit on your equipment.

13 manufacturer reference rows

Brand / manufacturerReference numberCondition / noteReference qty
BALDWIN FILTERSOB13141
BIG A FILTER967591
CARQUEST897591
CATERPILLAR3I14771
DONALDSONP1678491
DONALDSONP5632681
DONALDSONP5765571
GRAINGER4ZRW71
HASTINGSKF521
NAPA GOLD47591
NAPA X47591
WIX247591
ZINGASF1202501

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.