A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.
NSN 5985-01-004-6180
NSN 5930-01-596-9066
NSN 5930-01-456-6940
NSN 5990-01-254-2936
NSN 5965-01-122-7477
NSN 6105-00-581-9472
NSN 6645-01-587-4642
NSN 6620-01-067-9285
NSN 6150-01-603-1119
NSN 5920-01-136-6802
NSN 6150-01-545-3589
NSN 5998-01-126-4492