We ship worldwide — Singapore, Australia, Malaysia, Indonesia, Philippines, India, Middle East & more

FLEETGUARD Automotive Fuel Filter: 12 13/16 in Overall Lg, 3 in Outside Dia, Diesel Fuel - Spin-On Fuel Filters
FLEETGUARDSpin-On Fuel Filters

FLEETGUARD Automotive Fuel Filter: 12 13/16 in Overall Lg, 3 in Outside Dia, Diesel Fuel

The FLEETGUARD FS1251 is a spin-on diesel fuel filter for trucks, including Sterling Truck applications. It has a 12 13/16 in overall length and a 3 in outside diameter. 3G Electric interprets your demand for this…

SKU 3G-OTH-597428

Also listed as: FS 1251 · FS-1251

Brand
FLEETGUARD
Item
Automotive Fuel Filter: 12 13/16 in Overall Lg, 3 in Outside Dia, Diesel Fuel
Category
Spin-On Fuel Filters
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
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

Local availability & support

Delivery
Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

FLEETGUARD
Manufacturer Part Number
FS1251
Type
Diesel Fuel, Diesel
Outside Dia
3 in

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 FS1251 is a spin-on diesel fuel filter for trucks, including Sterling Truck applications. It has a 12 13/16 in overall length and a 3 in outside diameter. 3G Electric interprets your demand for this genuine FLEETGUARD part, sources it, and supports your order across 14 industrial departments.

Frequently Asked Questions

What is the FLEETGUARD FS1251 fuel filter used for?

The FLEETGUARD FS1251 is a spin-on diesel fuel filter designed for trucks, including Sterling Truck applications. It removes contaminants from diesel fuel to protect the engine's fuel system. 3G Electric sources this genuine FLEETGUARD part and supports your order across 14 industrial departments.

What are the specifications of the FLEETGUARD FS1251?

The FLEETGUARD FS1251 is a spin-on diesel fuel filter with a 12 13/16 in overall length and a 3 in outside diameter. It is designed for diesel fuel and diesel applications. The manufacturer part number is FS1251, and it is compatible with trucks, including Sterling Truck models.

Where to buy the FLEETGUARD FS1251 fuel filter worldwide?

3G Electric supplies the genuine FLEETGUARD FS1251 spin-on diesel fuel filter to customers worldwide. We handle full logistics, customs clearance, and delivery to your location. Contact us to order this part for your truck or Sterling Truck application.

How to install the FLEETGUARD FS1251 fuel filter?

To install the FLEETGUARD FS1251, first ensure the engine is off and cool. Remove the old filter, lubricate the new filter's gasket with clean diesel fuel, and hand-tighten it until the gasket contacts the mounting surface, then tighten an additional 3/4 turn. Prime the system per the vehicle manufacturer's instructions.

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 spin-on fuel 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 Fuel Filter: Spin-On, 8 15/16 in Overall Lg, 4 3/4 in Outside Dia, M90-2 Thread Size (MPN FF5805)
FLEETGUARD
FLEETGUARD Fuel Filter: Spin-On, 8 15/16 in Overall Lg, 4 3/4 in Outside Dia, M90-2 Thread Size (MPN FF5805)
FLEETGUARD
FLEETGUARD
FLEETGUARD Fuel Filter: Spin-On, 3 3/4 in Outside Dia, 2 7/16 in Inside Dia, M18-1.5 Thread Size (MPN FF42223)
FLEETGUARD Automotive Fuel Filter: 15 1/2 in Overall Lg, 3 11/16 in Outside Dia, Diesel Fuel, Diesel (MPN FS1212)
FLEETGUARD
FLEETGUARD Automotive Fuel Filter: 15 1/2 in Overall Lg, 3 11/16 in Outside Dia, Diesel Fuel, Diesel (MPN FS1212)
FLEETGUARD Automotive Fuel Filter: 13 7/16 in Overall Lg, 3 in Outside Dia, Diesel Fuel, Diesel (MPN FF5226)
FLEETGUARD
FLEETGUARD Automotive Fuel Filter: 13 7/16 in Overall Lg, 3 in Outside Dia, Diesel Fuel, Diesel (MPN FF5226)
FLEETGUARD Automotive Fuel Filter: 12 in Overall Lg, 3 11/16 in Outside Dia, 4 in Overall Ht, BF7552 (MPN FF253)
FLEETGUARD
FLEETGUARD Automotive Fuel Filter: 12 in Overall Lg, 3 11/16 in Outside Dia, 4 in Overall Ht, BF7552 (MPN FF253)
FLEETGUARD Automotive Fuel Filter: 12 13/16 in Overall Lg, 3 in Outside Dia, Plastic, BF7921 (MPN FS19560)
FLEETGUARD
FLEETGUARD Automotive Fuel Filter: 12 13/16 in Overall Lg, 3 in Outside Dia, Plastic, BF7921 (MPN FS19560)
FLEETGUARD Automotive Fuel Filter: 15 5/8 in Overall Lg, 3 3/4 in Outside Dia, Diesel Fuel, Diesel (MPN FF5702)
FLEETGUARD
FLEETGUARD Automotive Fuel Filter: 15 5/8 in Overall Lg, 3 3/4 in Outside Dia, Diesel Fuel, Diesel (MPN FF5702)
FLEETGUARD Automotive Fuel Filter: 14 1/8 in Overall Lg, 4 1/4 in Outside Dia, Diesel Fuel, Diesel (MPN FF5381)
FLEETGUARD
FLEETGUARD Automotive Fuel Filter: 14 1/8 in Overall Lg, 4 1/4 in Outside Dia, Diesel Fuel, Diesel (MPN FF5381)