IS 2418 : Part 4 : 1977 Tubular fluorescent lamps for general lighting service: Part 4 Go and no-go gauges for G-5and G-13 bi-pin caps

1. Scope

1.1 This standard (Part IV) specifies the essential dimensions of go and , no-go gauges for bipin caps of types G-5 and G-13 for use on finished and unfinished lamps. This standard also specifies the method of testing for dimensions of the bipin caps with these gauges.