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BALDWIN FILTERS Fuel Filter: Cartridge, 3 5/16 in Outside Dia, 1 1/4 in Inside Dia - Cartridge Fuel Filters
BALDWIN FILTERSCartridge Fuel Filters

BALDWIN FILTERS Fuel Filter: Cartridge, 3 5/16 in Outside Dia, 1 1/4 in Inside Dia

The BALDWIN FILTERS PF121 is a cartridge-style diesel fuel filter with a 3 5/16 in outside diameter and 1 1/4 in inside diameter. It features cellulose media and attached end seals, and is compatible with John Deere…

SKU 3G-OTH-496377

Brand
BALDWIN FILTERS
Item
Fuel Filter: Cartridge, 3 5/16 in Outside Dia, 1 1/4 in Inside Dia
Category
Cartridge Fuel Filters
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Technical Specifications

BALDWIN FILTERS
Manufacturer Part Number
PF121
Type
Diesel Fuel
Includes
Attached End Seals
Inside Dia
1 1/4 in
Outside Dia
3 5/16 in
Media Material
Cellulose
Baldwin Interchange
PF121
Compatible Vehicle Make
John Deere
Compatible Vehicle Type
Buses
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BALDWIN FILTERS Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The BALDWIN FILTERS PF121 is a cartridge-style diesel fuel filter with a 3 5/16 in outside diameter and 1 1/4 in inside diameter. It features cellulose media and attached end seals, and is compatible with John Deere buses.

Frequently Asked Questions

What is the BALDWIN FILTERS PF121 fuel filter used for?

The BALDWIN FILTERS PF121 is a cartridge-style diesel fuel filter designed for John Deere buses. It removes contaminants from diesel fuel using cellulose media, helping protect engine components and maintain fuel system performance in heavy-duty fleet applications.

What are the specifications of the BALDWIN FILTERS PF121?

The BALDWIN FILTERS PF121 has a 3 5/16 in outside diameter and a 1 1/4 in inside diameter. It uses cellulose media, includes attached end seals, and is compatible with John Deere buses. The Baldwin Interchange number is PF121.

Where to buy the BALDWIN FILTERS PF121 worldwide?

3G Electric supplies the BALDWIN FILTERS PF121 fuel filter to customers worldwide. As a global industrial sourcing partner, we handle logistics, customs clearance, and delivery to your location. Contact us for availability and a quote tailored to your fleet needs.

How to install the BALDWIN FILTERS PF121 fuel filter?

Install the BALDWIN FILTERS PF121 by first ensuring the engine is off and cool. Remove the old filter, clean the mounting surface, lubricate the new filter's gasket with clean diesel fuel, hand-tighten until snug, then prime the system per the vehicle manufacturer's instructions.

Used in

Common applications for BALDWIN FILTERS
Diesel generator maintenance — Baldwin Filters CTK5029-4 coolant test strips for monitoring SCA levels in cooling systems
Fleet vehicle servicing — Baldwin Filters CTK5029-1 coolant test strips for checking freeze point in heavy-duty truck radiators
Industrial compressor cooling — Baldwin Filters coolant test strips for verifying antifreeze concentration in closed-loop systems
Agricultural equipment upkeep — Baldwin Filters CTK5029-4 test strips for nitrite level checks in tractor engine coolants
Marine engine maintenance — Baldwin Filters coolant test strips for freeze point verification in vessel cooling systems

BALDWIN FILTERS Products

3G Electric supplies BALDWIN FILTERS cartridge fuel filters. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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BALDWIN FILTERS Fuel Filter: Cartridge, 3 9/16 in Outside Dia, 9/16 in Inside Dia, Diesel Fuel, Ford (MPN PF7678). Key specifications — Baldwin Interchange: PF7678; Brand: BALDWIN FILTERS; Media Material: Cellulose; Includes: Attached Grommet; Compatible Vehicle Type: Buses; Compatible Vehicle Make: Ford.
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BALDWIN FILTERS Fuel Filter: Cartridge, 3 9/16 in Outside Dia, 9/16 in Inside Dia, Diesel Fuel, Ford (MPN PF7678). Key specifications — Baldwin Interchange: PF7678; Brand: BALDWIN FILTERS; Media Material: Cellulose; Includes: Attached Grommet; Compatible Vehicle Type: Buses; Compatible Vehicle Make: Ford.
BALDWIN FILTERS Fuel Filter: Cartridge, 3 3/8 in Outside Dia, 13/16 in Inside Dia, Diesel Fuel (MPN PF7977). Key specifications — Baldwin Interchange: PF7977; Brand: BALDWIN FILTERS; Media Material: Cellulose; Includes: O-Ring; Compatible Vehicle Type: Buses; Compatible Vehicle Make: Dodge.
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BALDWIN FILTERS Fuel Filter: Cartridge, 3 3/8 in Outside Dia, 13/16 in Inside Dia, Diesel Fuel (MPN PF7977). Key specifications — Baldwin Interchange: PF7977; Brand: BALDWIN FILTERS; Media Material: Cellulose; Includes: O-Ring; Compatible Vehicle Type: Buses; Compatible Vehicle Make: Dodge.
BALDWIN FILTERS Fuel Filter: Cartridge, 1 11/16 in Outside Dia, 1 7/16 in Inside Dia, Diesel Fuel (MPN PF7994). Key specifications — Brand: BALDWIN FILTERS; Media Material: Nylon; Includes: O-Ring; Compatible Vehicle Type: Trucks; Compatible Vehicle Make: Navistar.
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BALDWIN FILTERS Fuel Filter: Cartridge, 1 11/16 in Outside Dia, 1 7/16 in Inside Dia, Diesel Fuel (MPN PF7994). Key specifications — Brand: BALDWIN FILTERS; Media Material: Nylon; Includes: O-Ring; Compatible Vehicle Type: Trucks; Compatible Vehicle Make: Navistar.
BALDWIN FILTERS Fuel Filter: Cartridge, 1 3/8 in Outside Dia, Gasoline, Gasoline, Nylon, Ford (MPN BF920). Key specifications — Baldwin Interchange: BF920; Brand: BALDWIN FILTERS; Media Material: Nylon; Compatible Vehicle Make: Ford.
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BALDWIN FILTERS Fuel Filter: Cartridge, 1 3/8 in Outside Dia, Gasoline, Gasoline, Nylon, Ford (MPN BF920). Key specifications — Baldwin Interchange: BF920; Brand: BALDWIN FILTERS; Media Material: Nylon; Compatible Vehicle Make: Ford.
BALDWIN FILTERS Oil Filter Element: Cartridge, 6 1/16 in Outside Dia, 1 in Inside Dia, Diesel Fuel (MPN PF949). Key specifications — Baldwin Interchange: PF949; Brand: BALDWIN FILTERS; Media Material: Cellulose; Includes: (2) Attached End Seals; Compatible Vehicle Type: Trucks; Compatible Vehicle Make: Cooper-Bessemer.
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BALDWIN FILTERS Oil Filter Element: Cartridge, 6 1/16 in Outside Dia, 1 in Inside Dia, Diesel Fuel (MPN PF949). Key specifications — Baldwin Interchange: PF949; Brand: BALDWIN FILTERS; Media Material: Cellulose; Includes: (2) Attached End Seals; Compatible Vehicle Type: Trucks; Compatible Vehicle Make: Cooper-Bessemer.
BALDWIN FILTERS Fuel Filter: Cartridge, 3 5/16 in Outside Dia, 1 1/16 in Inside Dia, Diesel Fuel (MPN PF824). Key specifications — Baldwin Interchange: PF824; Brand: BALDWIN FILTERS; Media Material: Cellulose; Includes: (2) Attached Gasket; Compatible Vehicle Type: Buses; Compatible Vehicle Make: Gardner Denver.
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BALDWIN FILTERS Fuel Filter: Cartridge, 3 5/16 in Outside Dia, 1 1/16 in Inside Dia, Diesel Fuel (MPN PF824). Key specifications — Baldwin Interchange: PF824; Brand: BALDWIN FILTERS; Media Material: Cellulose; Includes: (2) Attached Gasket; Compatible Vehicle Type: Buses; Compatible Vehicle Make: Gardner Denver.
BALDWIN FILTERS Fuel Filter: Cartridge, 4 5/8 in Outside Dia, 1 9/16 in Inside Dia, Diesel Fuel (MPN PF9908 KIT). Key specifications — Baldwin Interchange: PF9908 KIT; Brand: BALDWIN FILTERS; Media Material: Cellulose; Includes: Fuel Filter; Compatible Vehicle Type: Buses; Compatible Vehicle Make: Freightliner.
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BALDWIN FILTERS Fuel Filter: Cartridge, 4 5/8 in Outside Dia, 1 9/16 in Inside Dia, Diesel Fuel (MPN PF9908 KIT). Key specifications — Baldwin Interchange: PF9908 KIT; Brand: BALDWIN FILTERS; Media Material: Cellulose; Includes: Fuel Filter; Compatible Vehicle Type: Buses; Compatible Vehicle Make: Freightliner.
BALDWIN FILTERS Fuel Filter: Cartridge, 4 1/4 in Outside Dia, 5/8 in Inside Dia, Diesel Fuel, Diesel (MPN 101-30). Key specifications — Baldwin Interchange: 101-30; Brand: BALDWIN FILTERS; Media Material: Cellulose; Includes: Attached Gasket; Compatible Vehicle Make: DAHL.
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BALDWIN FILTERS Fuel Filter: Cartridge, 4 1/4 in Outside Dia, 5/8 in Inside Dia, Diesel Fuel, Diesel (MPN 101-30). Key specifications — Baldwin Interchange: 101-30; Brand: BALDWIN FILTERS; Media Material: Cellulose; Includes: Attached Gasket; Compatible Vehicle Make: DAHL.