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 6320-01-607-1491
NSN 6645-01-177-6021
NSN 5895-01-333-9056
NSN 6145-01-198-4738
NSN 6620-01-387-7645
NSN 6130-01-417-1518
NSN 5895-00-958-7607
NSN 5996-01-459-9360
NSN 5915-01-077-9096
NSN 6130-01-406-5353
NSN 6610-00-420-3089
NSN 6130-00-549-2607