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 6240-00-222-9392
NSN 5925-01-167-8144
NSN 6645-01-484-9847
NSN 5998-00-058-0205
NSN 5905-00-193-9997
NSN 6240-00-930-4206
NSN 6110-00-781-7842
NSN 6105-01-045-7917
NSN 5920-00-149-0013
NSN 6650-01-212-3964
NSN 6150-00-803-5966
NSN 5855-01-572-2941