Prism control ring.
NSN 6620-01-030-0525
NSN 4140-01-026-8387
NSN 5855-01-452-0955
NSN 6320-00-790-4844
NSN 6320-00-937-5625
NSN 2925-01-595-4345
NSN 6645-01-157-9080
NSN 5915-00-483-0136
NSN 6135-00-461-3590
NSN 5910-00-967-3525
NSN 5985-00-102-5847
NSN 5835-00-816-0394
Last Updated: 03/13/2025