Optical glass type 517-642, gr a; 1.000 in. Dia; 0.669 in depth
No other part numbers with same form, fit, and function found.
NSN 5975-00-197-9762
NSN 5985-01-547-1900
NSN 6320-01-129-9656
NSN 6130-01-012-1770
NSN 5985-01-483-2452
NSN 5965-00-256-8687
NSN 6130-01-559-8237
NSN 5985-01-102-5444
NSN 4140-01-509-1137
NSN 5920-01-025-5863
NSN 5990-01-336-3976
NSN 5996-01-378-6438
Last Updated: 05/16/2024