Used to hold snorkel to divers mask
NSN 5975-01-527-3775
NSN 6650-01-396-2145
NSN 5910-00-826-8851
NSN 6240-01-384-7231
NSN 5950-01-010-5026
NSN 6150-00-153-3196
NSN 6650-00-292-9106
NSN 5855-00-285-8172
NSN 6105-00-598-4910
NSN 5910-01-494-3463
NSN 6240-00-905-5680
NSN 5835-01-359-2575