Prism control ring.
NSN 6110-00-407-6829
NSN 5920-00-984-4428
NSN 4140-00-318-7427
NSN 6135-01-459-0093
NSN 6645-01-500-0827
NSN 7035-01-407-6413
NSN 5935-00-951-2019
NSN 2925-01-474-3363
NSN 6240-01-173-7809
NSN 5855-00-446-5921
NSN 5996-01-233-1614
NSN 4140-01-476-7871
Last Updated: 02/20/2025