No other part numbers with same form, fit, and function found.
An item specifically designed to be used with a multiscale dial or sector of a measuring device to limit, open or close the observation of the scale (s), or dial (s) desired. it is usually flat and contains one or more observation slots. It may be hinged or otherwise moved by rotary or straight-line motion to expose the scale or scales required for observation.
NSN 6610-01-546-8346
NSN 5990-00-492-5063
NSN 6220-01-487-3904
NSN 2925-01-587-3956
NSN 5855-01-007-9541
NSN 5915-00-925-2513
NSN 5855-01-622-5992
NSN 5930-01-498-6871
NSN 6610-01-458-3119
NSN 5855-00-610-4052
NSN 5985-00-198-4944
NSN 5998-01-566-5428