Connects the facepiece to the cartridge
NSN 5915-01-202-8426
NSN 5930-01-308-0678
NSN 6620-01-352-5640
NSN 6130-00-964-2928
NSN 5920-01-361-8835
NSN 5998-01-359-2579
NSN 6110-00-166-7865
NSN 5998-01-168-6211
NSN 5985-00-079-0451
NSN 2925-01-235-7507
NSN 6645-01-305-4068
NSN 5920-00-644-3285