Optical Element Retaining Rings

125 part numbers
207D0208 NSN 6650-00-016-3676
  • 7.938 inches outside diameter
  • aluminum material
  • aluminum material
2478903 NSN 6650-00-043-5850
  • 0.175 inches overall length
  • 0.374 inches outside diameter
  • 0.198 inches aperture diameter
  • 0.020 inches internal flange thickness
  • +0.253 to 0.255 inches press fit inside diameter
10553236 NSN 6650-00-113-2971
  • 3b thread class
  • right-hand thread direction
  • 0.040 inches thread length
  • 0.425 inches overall length
  • 1.396 inches outside diameter
2575146 NSN 6650-00-126-8990
  • 0.643 inches overall length
  • 3.147 inches outside diameter
  • steel, corrosion resisting material
  • stainless steel material
  • passivated surface treatment
655166 NSN 6650-00-152-8682 Cross Reference: 231649
  • 0.156 inches overall length
  • 3.000 inches outside diameter
  • one 0.219 in. diameter untreaded hole mounting configuration
  • 0.750 inches internal flange thickness
  • steel, corrosion resisting material
417531PC2 NSN 6650-00-157-1443
  • 0.344 inches overall length
  • 1.875 inches outside diameter
  • 1.141 inches aperture diameter
  • 0.172 inches inner groove width
  • gun sight mk15 end application
481109PC2 NSN 6650-00-157-9287
  • 2b thread class
  • right-hand thread direction
  • 0.906 inches overall length
  • 1.250 inches outside diameter
  • 9/16-32 thread size
8620178 NSN 6650-00-186-5966
  • 2b thread class
  • right-hand thread direction
  • 0.187 inches thread length
  • 0.281 inches overall length
  • 1.688 inches outside diameter
8200244 NSN 6650-00-302-1331
  • 0.156 inches overall length
  • 2.187 inches outside diameter
  • 1.843 inches aperture diameter
  • six 0.101 in. diameter through holes equally spaced mounting configuration
  • 0.073 inches internal flange thickness
47357 NSN 6650-00-320-8683
  • internal thread location
41240 NSN 6650-00-327-5846
  • 11.312 inches outside diameter
  • 10.771 inches aperture diameter
  • display assembly search indicator end application
  • 0.100 inches internal flange thickness
  • not provided knurled periphery
417188PC3 NSN 6650-00-382-5646
  • 3b thread class
  • right-hand thread direction
  • 0.250 inches thread length
  • 0.250 inches overall length
  • 1.875 inches outside diameter
481111PC2 NSN 6650-00-382-5783
  • 2b thread class
  • right-hand thread direction
  • 0.156 inches thread length
  • 0.156 inches overall length
  • 2.062 inches outside diameter
481112PC5 NSN 6650-00-382-5784
  • 2a thread class
  • right-hand thread direction
  • 0.187 inches thread length
  • 0.187 inches overall length
  • 0.562 inches outside diameter
481112PC2 NSN 6650-00-382-5898 Cross Reference: 654781
  • 0.219 inches overall length
  • 3.125 inches outside diameter
  • 2.875 inches aperture diameter
  • gun sight mk15 end application
  • 0.109 inches internal flange thickness
10190736 NSN 6650-00-462-2511 Cross Reference: 10045013
  • 2b thread class
  • +2.6047 to 2.6103 inches thread pitch diameters
  • right-hand thread direction
  • 0.130 inches thread length
  • 2.850 inches outside diameter
10190697 NSN 6650-00-462-2552 Cross Reference: 10045021, 6650004622552
  • 2b thread class
  • +2.6047 to 2.6103 inches thread pitch diameters
  • 0.320 inches overall length
  • 3.055 inches outside diameter
  • uns screw thread series designator
10192406 NSN 6650-00-484-3616 Cross Reference: 10045025, 1440004843616
  • 3.015 inches groove diameter
  • 0.297 inches overall length
  • 3.322 inches outside diameter
  • 3.183 inches aperture diameter
  • 0.0080 inches inner groove width
8624881 NSN 6650-00-492-6072
  • howitzer, 105mm, m101/m101a1 end application
C685-17 NSN 6650-00-499-2802 Cross Reference: 012522, C687-17
  • 3b thread class
  • 3.270 inches groove diameter
  • 0.472 inches thread length
  • 2.343 inches overall length
  • 4.688 inches outside diameter
7633311 NSN 6650-00-698-5315
  • 0.188 inches overall length
  • 3.300 inches outside diameter
  • periscope end application
  • aluminum alloy material
  • aluminum alloy material
400-533914PC55-56-134-138 NSN 6650-00-773-0233 Cross Reference: 400-533-914
  • 1.094 inches overall length
  • 10.234 inches outside diameter
  • 8.609 inches aperture diameter
  • 0.550 inches internal flange thickness
  • +9.705 to 9.710 inches press fit inside diameter
400-533915PC135T0137-140 NSN 6650-00-773-0234
  • 0.938 inches overall length
  • 11.250 inches outside diameter
  • 8.609 inches aperture diameter
  • one 0.250-20nc-2 thd clamp mounting configuration
  • 0.550 inches internal flange thickness
2475256 NSN 6650-00-789-8174 Cross Reference: 69301000
  • 1.385 inches groove diameter
  • 1.750 inches outside diameter
  • between 1.312 inches and 1.385 inches aperture diameter
  • 0.0620 inches inner groove width
  • three 0.096 in. diameter mtg holes equally spaced mounting configuration
2493633 NSN 6650-00-789-8176
  • 2.100 inches outside diameter
  • 1.700 inches aperture diameter
  • 0.125 inches internal flange thickness
  • not provided knurled periphery
  • aluminum alloy, ww-t-785, t3-canceled material
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