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 6130-01-103-4551
NSN 5975-00-133-8687
NSN 5915-01-113-7872
NSN 4140-01-478-6496
NSN 5905-01-551-0530
NSN 6105-01-369-6173
NSN 6105-00-411-6718
NSN 5920-00-862-5820
NSN 5990-01-189-9338
NSN 6110-00-927-1794
NSN 2925-00-311-0825
NSN 6320-01-519-8767