Product Description
FLEECE FPE-34873-A -10 TO 3/4 INCH-16 STRAIGHT MALE BLACK WITH O-RING
The FLEECE FPE-34873-A -10AN to 3/4"-16 straight male black adapter with O-ring is a premium fuel system fitting engineered for high-performance diesel applications. Built from high-quality materials and finished in black anodizing, this adapter ensures leak-free operation while giving your fuel system a clean, professional look. Ideal for custom fuel setups, lift pump plumbing, and return-line conversions on Duramax, Cummins, and Power Stroke platforms.
This fitting is part of Fleece Performance Engineering’s trusted line of fuel system components, known for reliability, precision machining, and superb sealing under high-pressure diesel environments.
Key Features
- -10AN male to 3/4"-16 straight male adapter
- Black anodized for corrosion resistance and durability
- Includes high-quality O-ring for leak-free sealing
- Precision-machined for perfect fitment
- Compatible with diesel fuel, transmission fluid, and oil system plumbing
- Ideal for custom fuel setups, Fleece lift pump systems, and universal applications
Fitment
This is a universal adapter fitting and can be used in any application requiring a -10AN to 3/4-16 straight male connection. Common diesel uses include:
- Duramax CP3/CP4 fuel system plumbing
- Cummins lift pump and fuel filter housing conversions
- Fleece PowerFlo Lift Pump custom installations
- Universal fuel system retrofits requiring AN-to-ORB adaptation
Fleece Cross-Reference / Related Products
- Fleece -8 to 3/4-16 Straight Male Adapter: FLEECE FPE-34872-A
- Fleece -6 to 3/4-16 Straight Male Adapter: FLEECE FPE-34871-A
- Fleece PowerFlo Lift Pump (for use in custom plumbing): FLEECE FPE-34775
- Fleece Fuel System Upgrade Kit (example use-case): FLEECE FPE-34755
Specifications for FLEECE FPE-34873-A
| Attribute | Value |
|---|---|
| Brand | Fleece Performance Engineering |
| Part Number | FPE-34873-A |
| Type | -10AN to 3/4”-16 Straight Male Adapter |
| Finish | Black Anodized Aluminum |
| O-Ring Included | Yes – High-Pressure ORB Seal |
| UPC | Not published by manufacturer |
| GTIN | Not published by manufacturer |
| Cross Reference | FPE-34871-A, FPE-34872-A, FPE-34775, FPE-34755 |
| E-Codes | Not applicable |
| Shipping Info | Ships small parcel; approx. 0.2 lb |
| Prop 65 | WARNING: Cancer and Reproductive Harm – www.P65Warnings.ca.gov |
FAQ
What does the Fleece FPE-34873-A adapter fit?
This fitting adapts -10AN hose to a 3/4"-16 O-ring boss port. It is commonly used in custom fuel system plumbing on Duramax, Cummins, Power Stroke, and universal performance applications.
Is the O-ring included with this fitting?
Yes. Fleece includes a high-quality ORB O-ring to ensure proper sealing in high-pressure diesel environments.
Can this fitting be used with diesel fuel?
Absolutely. It is safe for diesel fuel, oil, and other automotive fluids when matched with proper hose and AN connections.
Is this fitting compatible with Fleece PowerFlo lift pumps?
Yes. Many Fleece PowerFlo installations use AN-to-ORB adapters like this one for custom routing and return-line plumbing.
Is this adapter directional?
No. The fitting is bidirectional — one side is -10AN, the other is 3/4"-16 straight male. Just install with the correct connections on each side.
