Send a part number, a photo, or a whole BOM — we supply it and stand behind it. Worldwide shipping to 80+ countries.

3G Electric
RFQ CartGet a QuoteSign inSign up
FLEETGUARD Automotive Air Filter: Round-Oval, Round, Radial Seal, 19 11/32 in Outside Dia - Round/Oval Engine Air Filters
FLEETGUARDRound/Oval Engine Air Filters

FLEETGUARD Automotive Air Filter: Round-Oval, Round, Radial Seal, 19 11/32 in Outside Dia

The FLEETGUARD Automotive Air Filter (SKU 834EL3) is a round, radial-seal engine air filter with a 19 11/32 in outside diameter, model PA3904 (MPN AF25734). It is compatible with Caterpillar vehicles and interchanges…

SKU 3G-OTH-490830

Brand
FLEETGUARD
Item
Automotive Air Filter: Round-Oval, Round, Radial Seal, 19 11/32 in Outside Dia
Category
Round/Oval Engine Air Filters
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineer
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Technical Specifications

FLEETGUARD
Manufacturer Part Number
AF25734
Type
Round, Radial Seal, PA3904
Outside Dia
19 11/32 in
Baldwin Interchange
PA3904
FleetGuard Interchange
AF25734
Compatible Vehicle Make
Caterpillar
View Full Spec Sheet

Technical Documents

No technical documents available for this product.
Request documentation →
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

FLEETGUARD Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The FLEETGUARD Automotive Air Filter (SKU 834EL3) is a round, radial-seal engine air filter with a 19 11/32 in outside diameter, model PA3904 (MPN AF25734). It is compatible with Caterpillar vehicles and interchanges with Baldwin PA3904 and FleetGuard AF25734.

Frequently Asked Questions

What is the FLEETGUARD PA3904 air filter used for?

The FLEETGUARD PA3904 (MPN AF25734) is a round, radial-seal engine air filter designed for Caterpillar vehicles. It removes airborne contaminants from intake air to protect engine components, supporting heavy-duty applications in construction, mining, and agriculture.

What are the specifications of the FLEETGUARD AF25734 air filter?

The FLEETGUARD AF25734 is a round, radial-seal air filter with a 19 11/32 in outside diameter. It is model PA3904, compatible with Caterpillar vehicles, and interchanges with Baldwin PA3904 and FleetGuard AF25734. It is a genuine FLEETGUARD part.

Where to buy the FLEETGUARD PA3904 air filter worldwide?

3G Electric supplies the FLEETGUARD PA3904 air filter worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your location. Contact us to order this genuine FLEETGUARD part for Caterpillar equipment.

How to install the FLEETGUARD AF25734 radial-seal air filter?

To install the FLEETGUARD AF25734, ensure the housing is clean and the radial seal is lubricated with clean engine oil. Insert the filter straight into the housing without twisting, then secure the cover. Follow the equipment manufacturer's guidelines for proper fit and sealing.

Used in

Common applications for FLEETGUARD
Diesel generator maintenance — Fleetguard CC8997 test strips for coolant condition monitoring in standby power systems
Industrial compressor cooling systems — Fleetguard coolant test strips to verify pH and inhibitor levels in closed-loop circuits
Marine engine servicing — Fleetguard filtration and test kits for preventive maintenance on shipboard diesel engines
Heavy equipment fleet management — Fleetguard fuel and oil filters for excavators, loaders, and bulldozers in construction
Gas turbine auxiliary systems — Fleetguard air intake filters for turbine enclosures in power generation plants
Hydraulic power units — Fleetguard hydraulic filters for maintaining fluid cleanliness in industrial presses and injection molders

FLEETGUARD Products

3G Electric supplies FLEETGUARD round/oval engine air filters. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

You might also need

Burners & Combustion →Pumps & Compressors →Spare Parts →All Products →

More from FLEETGUARD

View all FLEETGUARD parts →
FLEETGUARD Automotive Air Filter: Round, 10 13/16 in Outside Dia - Bottom, 10 13/16 in Overall Lg (MPN AH1193). Key specifications — Brand: FLEETGUARD; Compatible Vehicle Make: Freightliner; Baldwin Interchange: PA3556; FleetGuard Interchange: AH1193.
FLEETGUARD
FLEETGUARD Automotive Air Filter: Round, 10 13/16 in Outside Dia - Bottom, 10 13/16 in Overall Lg (MPN AH1193). Key specifications — Brand: FLEETGUARD; Compatible Vehicle Make: Freightliner; Baldwin Interchange: PA3556; FleetGuard Interchange: AH1193.
FLEETGUARD Automotive Air Filter: Round-Oval, Round, Axial Seal, 5 25/32 in Outside Dia, RS4680 (MPN AF27867). Key specifications — Brand: FLEETGUARD; Compatible Vehicle Make: Saelen; Baldwin Interchange: RS4680; FleetGuard Interchange: AF27867.
FLEETGUARD
FLEETGUARD Automotive Air Filter: Round-Oval, Round, Axial Seal, 5 25/32 in Outside Dia, RS4680 (MPN AF27867). Key specifications — Brand: FLEETGUARD; Compatible Vehicle Make: Saelen; Baldwin Interchange: RS4680; FleetGuard Interchange: AF27867.
FLEETGUARD Automotive Air Filter: Round-Oval, Engine, Radial Seal, 12 7/32 in Outside Dia, RS4638 (MPN AF25627). Key specifications — Brand: FLEETGUARD; Compatible Vehicle Make: Peterbilt; Baldwin Interchange: RS4638; FleetGuard Interchange: AF25627.
FLEETGUARD
FLEETGUARD Automotive Air Filter: Round-Oval, Engine, Radial Seal, 12 7/32 in Outside Dia, RS4638 (MPN AF25627). Key specifications — Brand: FLEETGUARD; Compatible Vehicle Make: Peterbilt; Baldwin Interchange: RS4638; FleetGuard Interchange: AF25627.
FLEETGUARD Automotive Air Filter: Round-Oval, Engine, Radial Seal, 14 5/32 in Outside Dia, RS4989 (MPN AF26207). Key specifications — Brand: FLEETGUARD; Compatible Vehicle Make: Moxy; Baldwin Interchange: RS4989; FleetGuard Interchange: AF26207.
FLEETGUARD
FLEETGUARD Automotive Air Filter: Round-Oval, Engine, Radial Seal, 14 5/32 in Outside Dia, RS4989 (MPN AF26207). Key specifications — Brand: FLEETGUARD; Compatible Vehicle Make: Moxy; Baldwin Interchange: RS4989; FleetGuard Interchange: AF26207.
FLEETGUARD Automotive Air Filter: Round-Oval, Engine, Radial Seal, 5 5/16 in Outside Dia, Cellulose (MPN AF25412). Key specifications — Brand: FLEETGUARD; Compatible Vehicle Make: Case IH; Baldwin Interchange: RS3535; FleetGuard Interchange: AF25412.
FLEETGUARD
FLEETGUARD Automotive Air Filter: Round-Oval, Engine, Radial Seal, 5 5/16 in Outside Dia, Cellulose (MPN AF25412). Key specifications — Brand: FLEETGUARD; Compatible Vehicle Make: Case IH; Baldwin Interchange: RS3535; FleetGuard Interchange: AF25412.
FLEETGUARD Automotive Air Filter: Round-Oval, Engine, Radial Seal, 10 11/16 in Outside Dia, RS4990 (MPN AF4313). Key specifications — Brand: FLEETGUARD; Baldwin Interchange: RS4990; FleetGuard Interchange: AF4313.
FLEETGUARD
FLEETGUARD Automotive Air Filter: Round-Oval, Engine, Radial Seal, 10 11/16 in Outside Dia, RS4990 (MPN AF4313). Key specifications — Brand: FLEETGUARD; Baldwin Interchange: RS4990; FleetGuard Interchange: AF4313.
FLEETGUARD Automotive Air Filter: Round-Oval, Engine, Radial Seal, 4 3/32 in Outside Dia, Hyster/JCB (MPN AF4263). Key specifications — Brand: FLEETGUARD; Compatible Vehicle Make: JCB; Baldwin Interchange: PA5584; FleetGuard Interchange: AF4263.
FLEETGUARD
FLEETGUARD Automotive Air Filter: Round-Oval, Engine, Radial Seal, 4 3/32 in Outside Dia, Hyster/JCB (MPN AF4263). Key specifications — Brand: FLEETGUARD; Compatible Vehicle Make: JCB; Baldwin Interchange: PA5584; FleetGuard Interchange: AF4263.
FLEETGUARD Automotive Air Filter: Round-Oval, Round, Radial Seal, 4 17/32 in Outside Dia, RS3990 (MPN AF26387). Key specifications — Brand: FLEETGUARD; Compatible Vehicle Make: Wacker Neuson; Baldwin Interchange: RS3990; FleetGuard Interchange: AF26387.
FLEETGUARD
FLEETGUARD Automotive Air Filter: Round-Oval, Round, Radial Seal, 4 17/32 in Outside Dia, RS3990 (MPN AF26387). Key specifications — Brand: FLEETGUARD; Compatible Vehicle Make: Wacker Neuson; Baldwin Interchange: RS3990; FleetGuard Interchange: AF26387.