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 5895-01-491-0099
NSN 6645-01-578-6815
NSN 5835-00-690-8898
NSN 5950-00-714-6855
NSN 6105-01-212-5916
NSN 6220-01-422-3602
NSN 5910-01-549-4238
NSN 5990-01-594-7470
NSN 5990-01-416-1017
NSN 6135-00-990-1822
NSN 2925-00-470-8585
NSN 6645-01-130-9393