Optical Instrument Reticles - Page 4 of 11
251 part numbers
V00053-002
NSN 6650-00-455-2416
Cross Reference:
E61WAA000
1426
NSN 6650-00-463-1513
1429
NSN 6650-00-463-1514
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ground rim finish
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glass material
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graduated from center style designator
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0.7990 inches diameter
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45.0 angle in deg
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0.120 inches axial thickness
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1.5838 refraction index
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46.0 angstroms dispersion
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0.6240 inches diameter
-
45.0 angle in deg
-
0.120 inches axial thickness
-
1.5838 refraction index
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46.0 angstroms dispersion
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0.470 inches width
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between 0.470 inches and 0.490 inches length
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between 0.057 inches and 0.062 inches axial thickness
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1.5230 and 1.5838 refraction index
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ground rim finish
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1.1250 inches diameter
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45.0 angle in deg
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0.376 inches axial thickness
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1.5838 refraction index
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46.0 angstroms dispersion
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concentric circle graduations/markings
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copper alloy material
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sight, reflex, m18 fsc application data
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1.2500 inches diameter
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45.0 angle in deg
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0.125 inches axial thickness
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1.5838 refraction index
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46.0 angstroms dispersion
-
1.2520 inches diameter
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45.0 angle in deg
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0.125 inches axial thickness
-
1.5838 refraction index
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46.0 angstroms dispersion
-
1.1410 inches diameter
-
45.0 angle in deg
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0.120 inches axial thickness
-
1.5838 refraction index
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46.0 angstroms dispersion
-
1.2490 inches diameter
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45.0 angle in deg
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50-0-50 mils scale calibration
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0.120 inches axial thickness
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1.5840 refraction index
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between 0.055 inches and 0.065 inches axial thickness
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glass material
N20051
NSN 6650-00-565-9266
Cross Reference:
MP2812PC49
81-34-38
NSN 6650-00-573-7131
Cross Reference:
53-14-34
278700PC9
NSN 6650-00-603-3296
Cross Reference:
278700-9
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7.98 millimeters diameter
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45.0 angle in deg
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1.5 millimeters axial thickness
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1.5230 refraction index
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58.6 millimicrons dispersion
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45.0 angle in deg
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80 to 0 to 80 mils horizontal and vertical scale calibration
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between 0.100 inches and 0.120 inches axial thickness
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1.5230 and 1.5838 refraction index
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ground rim finish
6138147
NSN 6650-00-613-8147
Cross Reference:
1240006138147
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0.8290 inches diameter
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45.0 angle in deg
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0.120 inches axial thickness
-
1.5838 refraction index
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46.0 angstroms dispersion
-
45.0 angle in deg
-
200 to 1200 yds scale calibration
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between 0.100 inches and 0.120 inches axial thickness
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1.5230 and 1.5838 refraction index
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ground rim finish
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45.0 angle in deg
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500 to 2000 yds, 5 to 0 to 5 mils scale calibration
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between 0.060 inches and 0.080 inches axial thickness
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1.5838 and 1.5230 refraction index
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ground rim finish
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45.0 angle in deg
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between 0.100 inches and 0.120 inches axial thickness
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1.5230 and 1.5838 refraction index
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ground rim finish
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cross line graduations/markings