Dixon
3" API Gravity Drop Adapter 22.5 Degree Aluminum Offloading Spout
- SKU:
- NLDIX31440-225AL
- Availability:
- Limited quantity available.
- Weight:
- 3.39 LBS
Description
Dixon 31440-225AL 3" API Gravity Drop Adapter 22.5° Aluminum Offloading Spout
The Dixon 31440-225AL API Gravity Drop Adapter is designed for offloading fuel through compatible API adapters in tank truck and petroleum transfer applications.
This aluminum offloading spout features a 22.5° angled design with a 3" adapter x 4" API coupler configuration and flat Buna-N gasket. The supplied product information identifies compatibility with gasoline, diesel, ULSD, multiple ethanol blends, and biodiesel blends.
Product Highlights
- Dixon API gravity drop adapter / offloading angle spout
- Model: 31440-225AL
- 3" adapter x 4" API coupler configuration
- 22.5° angled design
- Aluminum construction
- Flat Buna-N gasket
- Designed for offloading through compatible API adapters
- Compatible with gasoline, diesel, and ULSD
- Suitable for E10, E20, E85, and E100 ethanol blends
- Suitable for B2 and B20 biodiesel blends
Technical Specifications
| Manufacturer | Dixon |
|---|---|
| Model | 31440-225AL |
| Product Type | API Gravity Drop Adapter / Offloading Angle Spout |
| Connection Configuration | 3" Adapter x 4" API Coupler |
| Angle | 22.5° |
| Material | Aluminum |
| Gasket Style | Flat |
| Gasket Material | Buna-N |
| Petroleum Fuel Compatibility | Gasoline, Diesel & ULSD |
| Ethanol Blend Compatibility | E10, E20, E85 & E100 |
| Biodiesel Blend Compatibility | B2 & B20 |
Connection Configuration
3" Adapter
The supplied product information identifies a 3" adapter connection as part of the offloading spout configuration.
4" API Coupler
The opposite connection is identified as a 4" API coupler for offloading through compatible API adapters.
22.5° Offloading Spout
The 31440-225AL features a 22.5° angled design for tank truck and petroleum transfer offloading applications. The angled configuration is designed to provide an offloading connection between the API adapter and the transfer system.
Aluminum Construction
The offloading spout features aluminum construction, providing a lightweight and durable configuration for petroleum transfer and tank truck unloading applications.
Flat Buna-N Gasket
A flat Buna-N gasket is included as the sealing material for the supplied configuration. Verify gasket compatibility with the specific fluid and operating conditions before use.
Fuel Compatibility
Petroleum Fuels
The supplied product information identifies compatibility with gasoline, diesel, and ultra-low sulfur diesel (ULSD).
Ethanol Blends
Identified ethanol blend compatibility includes E10, E20, E85, and E100.
Biodiesel Blends
Identified biodiesel compatibility includes B2 and B20 blends.
Application Verification
Fluid and gasket compatibility should be verified for the specific transfer application before installation or use.
Typical Applications
- Tank truck offloading
- Petroleum transfer systems
- Bulk fuel transfer operations
- Gasoline transfer
- Diesel and ULSD transfer
- Compatible ethanol and biodiesel blend transfer

Our specialists can help with product information and application questions for the Dixon 31440-225AL API Gravity Drop Adapter and offloading spout.
Email the GetPipe.com Team Visit Quick SupportFrequently Asked Questions
What is the Dixon 31440-225AL?
The 31440-225AL is an API gravity drop adapter and angled offloading spout designed for fuel offloading through compatible API adapters.
What are the connection sizes?
The supplied product information identifies a 3" adapter x 4" API coupler configuration.
What angle is the offloading spout?
The 31440-225AL features a 22.5° angled design.
What material is the adapter made from?
The supplied product information identifies aluminum construction.
What gasket does the 31440-225AL use?
The supplied configuration uses a flat Buna-N gasket.
Is the adapter compatible with gasoline and diesel?
Yes. The supplied product information identifies gasoline, diesel, and ULSD as compatible fuels.
Which ethanol blends are identified as compatible?
The supplied product information lists E10, E20, E85, and E100.
Which biodiesel blends are identified as compatible?
The supplied product information lists B2 and B20 biodiesel blends.
What is the pressure rating of the 31440-225AL?
A specific pressure rating was not provided in the supplied product information.
What is the operating temperature range?
A specific operating temperature range was not provided in the supplied product information.
Important Ordering & Product Notes
- This listing covers the Dixon 31440-225AL 3" API Gravity Drop Adapter 22.5° Aluminum Offloading Spout.
- Connection configuration is listed as 3" adapter x 4" API coupler.
- Offloading spout angle is 22.5°.
- Construction material is listed as aluminum.
- The supplied configuration uses a flat Buna-N gasket.
- Identified petroleum fuel compatibility includes gasoline, diesel, and ULSD.
- Identified ethanol blend compatibility includes E10, E20, E85, and E100.
- Identified biodiesel blend compatibility includes B2 and B20.
- A specific pressure rating and operating temperature range were not included in the supplied product information.
- Verify fluid, gasket, connection, and system compatibility before installation or use.
- Follow applicable procedures and manufacturer guidelines for tank truck offloading operations.