Astm a36 steel plate, 1.5in.Thk; 2pc, each 4.81in.By 9.62in., o/a 9.62in.Sq w/1.00in radius outside corners, inside opening creates 6.75in.Dia
NSN 6110-01-254-3727
NSN 5855-01-398-4965
NSN 6110-01-316-2648
NSN 5996-00-277-7384
NSN 4140-01-605-6153
NSN 5855-00-586-6255
NSN 5965-01-526-0543
NSN 5905-01-625-6535
NSN 5950-01-268-9198
NSN 5990-01-562-4521
NSN 6130-00-490-3699
NSN 6320-01-435-5991