Used to hold snorkel to divers mask
NSN 6610-01-200-6861
NSN 5910-01-401-5279
NSN 5990-01-061-5618
NSN 5905-01-640-9026
NSN 5965-01-441-1525
NSN 5975-01-090-3581
NSN 6220-01-634-0660
NSN 5905-01-352-1918
NSN 5920-00-057-5934
NSN 5950-01-126-2924
NSN 5950-01-573-8815
NSN 6620-01-136-4473