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 6145-00-844-2814
NSN 6685-01-067-9961
NSN 5835-01-044-2628
NSN 6105-00-686-5995
NSN 5835-00-223-7235
NSN 4140-01-565-2436
NSN 5910-01-190-4606
NSN 7035-00-001-4586
NSN 6240-01-496-3847
NSN 5920-01-134-9666
NSN 6610-01-657-1773
NSN 6110-01-391-6067