Excel Loading Systems AF-54
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The AF-54 is an A-Frame Bottom Loading Arm designed for extended reach applications where accurate vehicle spotting is difficult. It provides flexible positioning and stable operation for efficient loading and unloading of tank trucks and railcars.

SafeRack supplies and supports Excel Loading Systems AF-54 with expert specification guidance from Regional Area Managers who help you choose the right size, materials, and end fitting for your terminal. Our team assists with configuration, compatibility, and system integration to ensure safe and efficient loading performance. Get support for lead times, technical details, and pricing in one call.
Excel Loading Systems AF-54
Overview
The AF-54 forms an “A” shape when deployed, combining the primary arm with a drop pipe or hose. It is designed for petroleum terminals and multi-product loading bays where space optimization and flexibility are required. The primary arm stores in a vertical position, ensuring compact storage.
It supports multiple configurations including right-hand, left-hand, up-feed, down-feed, and horizontal-feed setups, making it suitable for a wide range of terminal layouts.
Key Features
- A-frame design for extended reach and flexibility
- Suitable for poor vehicle spotting conditions
- Vertical storage for compact footprint
- Forms stable “A” shape during operation
- Compatible with hose or rigid pipe drop sections
- Multiple orientation options (RH, LH, up-feed, down-feed)
- Horizontal feed loading capability
- API RP 1004 compliant operation
- Suitable for petroleum and chemical terminals
- Can be used for railcar and truck loading/unloading
- Supports multi-product loading bays
AF-54 Frame Bottom Loading Arm Specifications
| Specification | Detail |
|---|---|
| Model | AF-54 |
| Type | A-Frame Bottom Loading Arm |
| Configurations | Right Hand / Left Hand / Up Feed / Down Feed / Horizontal Feed |
| Drop Section | Hose or Rigid Pipe |
| Storage Position | Vertical Primary Arm |
| Working Shape | A-Frame Structure |
| Installation Spacing | 24″ centerline spacing |
| Application Standard | API RP 1004 envelope |
| Usage | Tank Truck & Rail Loading |
Source: Excel Loading Systems AF-54
Materials of construction
| Component | Material |
|---|---|
| Arm Structure | Carbon Steel/Stainless Steel |
| Drop Pipe | Carbon Steel / Stainless Steel |
| Drop Hose | Composite / Industrial Hose |
Sourse: Loading Systems AF-54
Frame Bottom Loading Arm AF-54 Frequently Asked Questions
It is used for tank truck and railcar bottom loading where vehicle alignment is difficult or inconsistent.
It uses an A-frame structure that forms a stable loading shape while allowing compact vertical storage.
Right-hand, left-hand, up-feed, down-feed, and horizontal-feed configurations are available.
Yes, multiple arms can be installed on 24-inch centerlines for compact loading bays.
It is commonly used in petroleum terminals and chemical loading facilities for liquid transfer operations.
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