Flat rear surface; 5 arc min parallelism; grade 1500 diffuser transmission
No other part numbers with same form, fit, and function found.
NSN 6110-00-359-5571
NSN 5855-01-596-5816
NSN 6650-01-155-8182
NSN 6650-01-052-7121
NSN 6240-01-608-9563
NSN 5965-01-170-5705
NSN 5975-01-207-0508
NSN 4140-00-203-4844
NSN 5965-01-605-1753
NSN 5975-01-553-6190
NSN 6150-00-087-2429
NSN 6135-01-222-0703
Last Updated: 06/05/2025