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 5960-00-229-5121
NSN 5835-00-876-4544
NSN 2925-00-290-7052
NSN 6135-01-545-6582
NSN 6130-00-916-7156
NSN 6130-00-830-5720
NSN 6320-01-171-3238
NSN 5996-01-091-4836
NSN 5905-01-352-8863
NSN 5950-01-537-1110
NSN 5915-00-233-6346
NSN 5985-00-713-8568