GENERAL CHARACTERISTICS ITEM DESCRIPTION | MADE FROM STEEL CASTING OVERALL;THICKNESS OVERALL IS 1.860 INS MIN AND 1.900 INS MAX;APERTURE IS 2.400 INS DIA;PAINTED WITH CAMOVFLAGE ALKYD ENAMEL PER MIL-E-52798 FOREST GREEN;ASSEMBLY CONSISTS OF P/N 12266223-401 CASTING ASSY,P/N MS51830-201L INSERTS |