Industrial 3.0380-X 028430-8-1 Go No Go Gauge

The GSG Master Ring Go No Go Gauge, model 3.0380-X, part number 028430-8-1, is a precision inspection tool used to verify that a ring or bore diameter matches a fixed master size. With a 3.0380-X master ring size, it provides quick go/no-go checks to determine whether a part is within tolerance during setup, in-process checks, or final inspection. Common applications include quality control, machining, and toolmaking where a diameter reference is required for cylindrical components such as rings, sleeves, and related parts. This industrial gauge, identified by 028430-8-1, is associated with the GSG designation for dimensional verification.