Used to hold snorkel to divers mask
NSN 5905-01-391-5673
NSN 5935-01-192-4428
NSN 6610-01-175-3500
NSN 6650-01-010-4204
NSN 6150-00-172-0038
NSN 5965-01-394-1542
NSN 6150-01-336-3028
NSN 5945-01-012-2448
NSN 5950-00-459-1781
NSN 5835-01-290-4397
NSN 5996-00-005-2407
NSN 5855-01-028-8387