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 5965-01-544-4745
NSN 5855-01-534-4336
NSN 5998-01-156-5636
NSN 5975-01-040-5203
NSN 5915-01-170-7677
NSN 5930-00-367-3983
NSN 6135-01-070-3865
NSN 5855-01-130-1501
NSN 5935-01-621-0098
NSN 5950-01-140-4744
NSN 6650-00-850-3312
NSN 6105-00-274-5460
Last Updated: 02/05/2025