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 5935-01-304-9143
NSN 5945-01-478-0155
NSN 6130-01-588-2866
NSN 5996-01-600-8077
NSN 5985-01-333-4348
NSN 5930-01-213-1821
NSN 5930-01-455-1027
NSN 6650-01-534-3587
NSN 6645-01-088-5244
NSN 6620-00-810-6774
NSN 6240-00-422-1278
NSN 5950-01-237-2486