DN100 Aluminum Locking Cap with Chain

The symmetrical coupling, commonly called a « fire department coupling », is a mechanical device for connecting two hoses. This system is used for transferring liquids or powders in the chemical, petrochemical and food industries, irrigation, and firefighting. The two hoses to be connected are each fitted with a half-coupling.
A half-coupling consists of a body with a groove at the front holding the sealing gasket, two half-shells or jaws, a freely rotating locking ring with the ramps used for locking, and a retaining ring that holds the locking ring in position.

Complies with French standard NF E 29-572

Body: Aluminum
Standard sealing gasket: Black NBR (on request: EPDM, FPM (such as VITON), white PTFE (such as TEFLON))
Locking ring retaining ring: galvanized steel