Sloan Regal Vacuum Breaker 1-1/4" x 9" (V-500-AA) groove This ECOS Sensor Flushometer is

This ECOS Sensor Flushometer is a top spud

Sloan model C-64-A

Sloan Code Number: 3370400

It is the outside cover

Sloan Regal Vacuum Breaker 1-1/4" x 9" (V-500-AA) groove This ECOS Sensor Flushometer isPart Number: #08015 Sloan Model Number: V500AA Sloan Code Number: 3301446 Manufacturer: Sloan This Sloan Vacuum Breaker is the following dimensions: 1 1 4 x 9 inches. This is a popular vacuum breaker size. Includes the old style repair kit. Chrome plated finish. Interchangeable with V 600 AA vacuum breakers. Fits all valves. Keep in mind that the diameter of the replacement vacuum breaker needs to match the diameter of the flushometer coupling