Jay Industries manufactures Through Coupling to Suit Pressure Up to 500 psi. Jay Industries is an ISO 9001:2000 certified company. Through Coupling to Suit Pressure Up to 500 psi works on simple `push & pull` principle. The adaptor when pushed into coupler is securely held by the self locking arrangement resulting in a positive and leak proof connection. Material of the coupling is raw like brass and carbon steel. It is widely used on fluids line connections where flow of media is major criteria. Through Coupling to Suit Pressure Up to 500 psi is also used in fertilizers, chemicals, petroleum, textiles and machine tools.