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 6240-01-282-6447
NSN 6240-01-082-5552
NSN 6320-00-908-6841
NSN 6150-01-030-6184
NSN 5905-00-250-6216
NSN 5905-00-203-5722
NSN 5895-01-235-6917
NSN 2925-01-224-1885
NSN 5945-01-451-5699
NSN 6220-00-406-5045
NSN 5985-00-419-0342
NSN 5895-01-192-8813