North safety products with smoothlok ratchet for connection to hard hats.
No other part numbers with same form, fit, and function found.
NSN 5975-01-060-4903
NSN 5965-01-348-0079
NSN 6135-01-230-4399
NSN 5975-01-290-4719
NSN 6650-01-495-6762
NSN 6110-01-268-0418
NSN 5905-01-164-7424
NSN 5998-01-177-2229
NSN 5945-01-227-6922
NSN 5999-00-470-5024
NSN 5895-00-363-1486
NSN 5990-00-442-7603