part number: AN901-5A AN901-5A METAL TUBE CONNECTION SEAL GASKET Metal tube connection seal gasket Material: Aluminum Tube Outer Diameter: 5/16 inch Dimensions: A: 1/2 inch inside diameter B: 3/4 inch outside diameter C: 3/64 inch MSRP: Now: $0.58 Add to Cart part number: AN901-5A AN901-5A METAL TUBE CONNECTION SEAL GASKET MSRP: Now: $0.58 Add to Cart