No other part numbers with same form, fit, and function found.
A rectangular or square precision tool having a flat working surface(s) of specific flatness. It is used as a datum plane in connection with various layout, inspection, and calibration operations. It may also be used as a lapping plate, but is not grooved. See also block, lapping; plate, duplex, surface and lapping; and plate, lapping.
NSN 6610-00-191-5317
NSN 5895-00-288-5878
NSN 5996-01-027-7948
NSN 6240-01-008-1215
NSN 6105-01-390-8849
NSN 5998-00-084-5396
NSN 5910-01-058-6331
NSN 5990-01-468-1292
NSN 5920-00-815-5599
NSN 4140-00-903-5799
NSN 5935-01-445-4762
NSN 5996-01-078-9803