API Liquid Couplers - EWFM

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Home » Products » Land Loading Arms & Unloading Arms » Loading Arm Valves » API Liquid Couplers

API Liquid Couplers

The API Liquid Coupler enables safe, reliable bottom loading of hydrocarbon tankers, connecting securely to API adaptors while ensuring robust, long-lasting performance.

Size

4 inches

Material

Aluminium

Pressure

Between 0 to 10 bar

Temperature

Between -30°c to 90°c

Seal Type

Special Viton, Viton

Designed to API RP1004 standards, the API Liquid Coupler provides secure and efficient bottom loading of hydrocarbon road tankers. Featuring a manual 180° handle valve, it allows full flow once engaged and safety lugs are secured. Constructed from anodised aluminium, the coupler is durable, resistant to wear, and easy to maintain for frequent industrial operations.

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API Liquid Coupler
API Liquid Coupler
API Liquid Coupler
3 x 4" API Liquid Couplers
3 x 4 API Liquid Couplers
API Liquid Coupler in the closed position
API Liquid Coupler in the closed position
API Liquid Coupler in the open position
API Liquid Coupler in the open position
Descriptions of the body of an API Liquid Coupler
Descriptions of the body of an API Liquid Coupler
A 4" API Liquid Coupler
A 4 API Liquid Coupler
Dimensions of the API Liquid Coupler
Dimensions of the API Liquid Coupler
2 x 4" API Liquid Couplers
2 x 4 API Liquid Couplers
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Description

API Liquid Couplers – Model C-3659 are designed for safe and efficient bottom loading of hydrocarbon road tankers. Manufactured to API RP1004 standards, this female API coupler connects seamlessly with a tank truck’s male API adaptor. It is widely used across bottom loading arms for consistent and reliable performance.

API Liquid Couplers feature a manual valve, which opens with a 180° handle turn, allowing full flow once the coupler is engaged and the safety lugs are secured. Built from durable aluminium with an anodised finish, the Model C-3659 is robust, resistant to wear, and simple to maintain. Its design ensures long-lasting reliability for frequent loading operations.

Contact information:

Tel: +44 (0) 1763 248 650

Email: sales@ewfm.co.uk

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Additional Specifications

Available Sizes:
4”

Material:
Aluminium

Pressure:
Up to 10 Bar G

Media:
Hydrocarbons / Fuels

Connections:
TTMA flanged

Seals:
Viton® / Special Viton®

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