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 5920-01-627-2802
NSN 5996-01-622-6420
NSN 5945-01-212-2691
NSN 5925-01-123-6400
NSN 6650-01-223-0852
NSN 5945-00-452-5739
NSN 6220-01-094-8985
NSN 6145-01-128-5235
NSN 5925-01-534-0080
NSN 6150-00-353-5983
NSN 7035-00-096-9986
NSN 5915-01-100-2511