Availability: In Stock
Weight: 8.41kg

The 1004D3 is the latest generation in API Bottom Loading Couplers from OPW. A proven performer at major oil terminals around the world just got better.

Safer 5 Cam Design

Ensures easy alignment; tight connection to adaptor & resists side forces while loading.

Fully Interlocked

Dual interlocks ensure that the D3 cannot be opened unless it is properly connected to an API Adaptor.

Cleaner Superior Sealing

Simple and reliable smart-seal design consisting of dual high-performance O-rings.

High-Performance Seals

Special Fluorocarbon Seal Compound provides compatibility across most products including gasoline, diesel, biodiesel and ethanol.*

Faster Maintenance

  • All pins and small threads have been eliminated to provide quick, easy access to all critical components
  • Nose seal can be replaced easily without having to remove coupler from rack
  • No special tools required
  • Can be completely rebuilt in minutes


New stainless steel 'ergo' handle design provides easy, smooth operation.

*Other seals available upon request


13895 Westfair East Drive
Houston, TX 77041
281.664.7444 - Office
281.664.7445 - Fax


3312 Towerwood
Farmers Branch, TX 75234
214.357.1934 - Office
214.357.5001 - Fax

San Marcos

5040 SH 123 BLDG 300
San Marcos, TX 78666
830.608.9800 - Office
830.608.9804 - Fax