Glass, optical, mil-g-174, grade c, type 517-645. Both surface polished, rim and chamfers ground. Single layer dielectric coating on one surface. Dimensions, 5.970 in. Lg, 3.500 w, 0.250 in. Thick. All edges chamfered 0.062 in. By 45 deg, all corners beveled, two corners along one side of width 0.250 in. By 45 deg. And two corners along other side of width 0.090 in. By 45 deg. Two mtg slots along one side of width, 0.312 in. W, 0.593 in. O/a depth on 2.375 in. Mtg centers.
No other part numbers with same form, fit, and function found.
NSN 5975-01-554-1368
NSN 6135-00-112-8637
NSN 6105-00-004-8962
NSN 5960-01-388-1988
NSN 5950-01-260-1853
NSN 5975-01-608-1406
NSN 5835-01-063-1309
NSN 6685-01-206-3621
NSN 7035-00-679-9027
NSN 5945-01-549-3377
NSN 6610-01-361-8965
NSN 5985-01-461-3763
Last Updated: 05/02/2025