For wide vision helmet or shield
NSN 6130-00-403-1439
NSN 5998-00-353-6471
NSN 6240-00-768-0950
NSN 2925-00-862-8550
NSN 6610-01-106-5012
NSN 5915-01-193-8387
NSN 6610-00-226-4710
NSN 5930-00-188-2175
NSN 6145-00-253-2787
NSN 5905-00-831-5510
NSN 5990-00-013-6862
NSN 4140-00-852-0627