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API Tanker Offload Couplings

API Offloading Couplings are precision-engineered hose-end fittings designed for safe and efficient loading and unloading operations in the petroleum, chemical, and marine industries. The API coupler end is designed at a 22° angle, providing easy hose alignment and unrestricted flow during off-loading. This ergonomic design minimizes hose stress and improves operator safety, especially during fuel and liquid transfer from tankers or storage systems. Manufactured from high-strength aluminum alloy, these couplings deliver excellent corrosion resistance, reduced weight, and long service life — making them ideal for demanding onshore and offshore applications.

Category:
Description

Available Sizes: 4″ x 3″, 4″ x 4″
Material: High-Grade Aluminum Alloy
Design: 22° Angled API Coupler End
Connection Type: API Standard Offloading Interface
IMPA Code: 331093 – 331094999

Key Features
22° angled coupler end for easy connection and unrestricted off-loading flow
Manufactured from marine-grade aluminum – lightweight yet durable
Corrosion and chemical resistant for harsh environments
Compatible with API RP1004 interface and standard loading arms
Designed for fuel, oil, and chemical transfer operations
Leak-free sealing and quick connect/disconnect operation
Available in 4″×3″ and 4″×4″ configurations
Applications
Petroleum tankers and terminals – product loading/unloading systems
Marine and offshore operations – fuel bunkering and discharge lines
Chemical plants and refineries – safe fluid transfer handling
Industrial depots and transfer stations – oil and solvent offloading connections
Technical Details
Size Type Material IMPA Code Design
4″ x 3″ API Offloading Coupling Aluminum 331093 22° Angled End
4″ x 4″ API Offloading Coupling Aluminum 331094 22° Angled End