This stainless steel ring is used for creating loops in shock cords
NSN 6685-01-407-0436
NSN 6110-01-607-5685
NSN 6620-00-500-0041
NSN 5996-01-483-1032
NSN 6685-01-618-7131
NSN 6650-00-948-3647
NSN 5975-00-471-0625
NSN 6240-01-487-6459
NSN 5975-00-224-5260
NSN 6135-01-466-1153
NSN 5996-00-146-6741
NSN 6320-00-886-9771