Optical Instrument Windows

210 part numbers
659188 NSN 6650-00-001-2339
  • 2.380 inches diameter
  • 0.120 inches thickness
  • plastic, methyl-methacrylate material
  • plastic methyl methacrylate material
659190 NSN 6650-00-001-2340
  • 2.370 inches diameter
  • between 0.125 inches and 0.135 inches thickness
  • glass material
  • glass material
301391 NSN 6650-00-005-2104
  • 9.688 inches diameter
  • 0.850 inches thickness
  • polished surface finish
  • both polished surface
  • 10.0 millimicrons dispersion
650034 NSN 6650-00-011-0774
  • 1.160 inches width
  • 0.120 inches thickness
  • 2.000 inches length
  • 0.190 inches bevel depth
  • both polished surface
1045-124B NSN 6650-00-028-2218
  • 19.500 millimeters width
  • 2.500 millimeters thickness
  • 42.000 millimeters length
  • 2.000 millimeters bevel depth
  • 1.5230 refraction index
5526-129 NSN 6650-00-051-9911
  • 41.000 millimeters diameter
  • 1.000 inches thickness
  • 0.254 inches bevel depth
  • both reflection reducing surface
  • not provided polished periphery
8626399 NSN 6650-00-066-4998
  • between 0.530 inches and 0.550 inches width
  • 0.125 inches thickness
  • between 1.390 inches and 1.410 inches length
  • 0.020 inches bevel depth
  • both polished surface
8626400 NSN 6650-00-066-4999
  • between 0.530 inches and 0.550 inches width
  • 0.125 inches thickness
  • between 1.650 inches and 1.670 inches length
  • 0.020 inches bevel depth
  • both polished surface
1193-711 NSN 6650-00-068-2208
  • 0.544 inches width
  • 0.062 inches thickness
  • 0.468 inches length
  • not provided polished periphery
  • glass, dd-g-451, type 2, aa quality material
1214-208 NSN 6650-00-107-4417
116B203 NSN 6650-00-129-9138
  • 4.840 inches width
  • 0.235 inches thickness
  • 4.840 inches length
  • 0.030 inches bevel depth
  • not provided polished periphery
252857PC2 NSN 6650-00-171-4175
  • 85.000 millimeters diameter
  • 6.000 millimeters thickness
  • 1.5171 refraction index
  • both polished surface
  • not provided polished periphery
7700892P1 NSN 6650-00-216-6365
  • any acceptable material
66597-702-1 NSN 6650-00-295-3524
  • 4.360 inches width
  • 0.781 inches thickness
  • 6.625 inches length
  • polished surface finish
  • both polished surface
28385000120 NSN 6650-00-322-6140 Cross Reference: 600608
582R348H01 NSN 6650-00-361-8222 Cross Reference: 582R348H01 REV E, 627R615H01, AC-64
  • 9.050 inches diameter
  • 0.376 inches thickness
  • fine ground surface finish
  • both polished surface
  • provided polished periphery
P2173-4 NSN 6650-00-375-6354 Cross Reference: 2409-1009173PCP2173-4, 2409-1194917REVDPCP2173-4, P2173PCP2173-4, P2717REVDPCP2173-4, P2960REVCPC2173-4
P2173-6 NSN 6650-00-375-6632 Cross Reference: 2409-1009173PCP2, 2409-1194903REVA, P2703REVAPCP2173, P2952REVAPCP2173, P3134REVAPCP2173
P2805-5 NSN 6650-00-393-0129
  • 79.00 millimeters diameter
  • 14.00 millimeters thickness
  • 4.50 millimeters bevel depth
  • 1.5230 refraction index
  • both polished surface
B58-83 NSN 6650-00-431-8146
  • glass material
  • glass material
  • evaluator, flight data film, rf4e acft fsc application data
248578-17 NSN 6650-00-450-1700
  • 0.393 inches diameter
  • 0.080 inches thickness
  • 1.5170 refraction index
  • both polished surface
  • 64.2 angstroms dispersion
248579-1 NSN 6650-00-450-1701
1575482 NSN 6650-00-450-1735
  • 3.839 inches diameter
  • 0.472 inches thickness
  • 0.118 inches bevel depth
  • 1.5170 refraction index
  • both polished surface
1575480 NSN 6650-00-450-1738
  • 2.047 inches diameter
  • 0.787 inches thickness
  • 1.5170 refraction index
  • both polished surface
  • 64.2 angstroms dispersion
415655-7 NSN 6650-00-450-1739
  • 0.630 inches diameter
  • 0.061 inches thickness
  • 0.031 inches bevel depth
  • 1.5170 refraction index
  • both polished surface