Specifications include, but are not limited to: KIT EXTENSION 12" FOR AVK HYDRANT MODEL 2780 THE FOLLOWING SPECIFICATIONS: 1. VALVE OPENING SIZE: 5 1/4 INCHES 2. EXTENSION LENGTH: 12 INCHES 3. TO BE COMPLETE WITH ALL NECESSARY COMPONENTS FOR INSTALLATION. 4. ALL BOLTS, NUTS AND WASHERS ARE TO BE 304 STAINLESS STEEL. 5. ALL PARTS ARE TO BE COMPATIBLE WITH THE AVK 2780 FIRE HYDRANT. DUCTILE IRON PIPE, 4 INCH PUSH-ON JOINT X PLAIN END PER THE FOLLOWING SPECIFICATIONS: 1. CONFORM TO AWWA C151, LATEST REVISION 2. PRESSURE CLASS 350 3. CEMENT MORTAR LINING PER AWWA C104, LATEST REVISION 4. PUSH-ON JOINT PER AWWA C111, LATEST REVISION 5. PUSH-ON JOINT GASKET TO BE SUPPLIED 6. JOINT LENGTH: 18 FT. MINIMUM 20 FT. PREFERRED 7. TO BE SHIPPED ON OPEN TRAILERS ONLY (CU 309509) BONNET GASKET FOR A KENNEDY GUARDIAN K81 FIRE HYDRANT PER THE FOLLOWING SPECIFICATIONS: 1. HYDRANT OPERATING DIRECTION: OPEN RIGHT 2. VALVE OPENING SIZE: 4 1/2 INCHES